| Names | |
|---|---|
| Preferred IUPAC name | 4-methyl-2-propan-2-yl-1H-pyrimidin-6-one |
| Pronunciation | /ˈaɪ.səˌproʊ.pɪl fɔːr ˈmɛθ.əl sɪks paɪˌrɪm.əˈdiː.nəʊn/ |
| Identifiers | |
| CAS Number | 16109-47-8 |
| 3D model (JSmol) | `3D7O@C1=NC(C)=NC(C(C)C)=O1` |
| Beilstein Reference | Beilstein Reference: 0221232 |
| ChEBI | CHEBI:38719 |
| ChEMBL | CHEMBL521804 |
| ChemSpider | 157834 |
| DrugBank | DB08626 |
| ECHA InfoCard | 19-729-121-1 |
| Gmelin Reference | Gmelin Reference: **177020** |
| KEGG | C11283 |
| MeSH | D021321 |
| PubChem CID | 165136 |
| RTECS number | UY5950000 |
| UNII | P02R82W5XN |
| UN number | UN3077 |
| Properties | |
| Chemical formula | C8H12N2O |
| Molar mass | 138.18 g/mol |
| Appearance | White to pale yellow solid |
| Odor | Odorless |
| Density | 1.08 g/cm³ |
| Solubility in water | Slightly soluble in water |
| log P | 0.86 |
| Vapor pressure | 0.0113 mmHg at 25 °C |
| Acidity (pKa) | 11.9 |
| Basicity (pKb) | pKb = 11.56 |
| Refractive index (nD) | 1.512 |
| Viscosity | 1.60 mPa·s (25°C) |
| Dipole moment | 3.98 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 320.6 J·mol⁻¹·K⁻¹ |
| Std enthalpy of formation (ΔfH⦵298) | -205.6 kJ/mol |
| Std enthalpy of combustion (ΔcH⦵298) | -4109 kJ·mol⁻¹ |
| Pharmacology | |
| ATC code | N06AX10 |
| Hazards | |
| Main hazards | Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. |
| GHS labelling | GHS02, GHS07 |
| Pictograms | GHS07 |
| Signal word | Warning |
| Hazard statements | H302, H315, H319, H335 |
| Precautionary statements | P261, P264, P271, P273, P280, P301+P312, P304+P340, P305+P351+P338, P312, P330, P337+P313, P403+P233, P405, P501 |
| NFPA 704 (fire diamond) | 1-2-0 |
| Flash point | Flash point: 121°C |
| Autoignition temperature | 455 °C |
| Lethal dose or concentration | LD₅₀ Oral Rat 1200 mg/kg |
| LD50 (median dose) | LD50 (median dose): Rat oral 2000 mg/kg |
| NIOSH | WX9456000 |
| PEL (Permissible) | Not established |
| REL (Recommended) | 2.5 mg/m³ |
| IDLH (Immediate danger) | Unknown |
| Product Identification | Manufacturer Technical Commentary |
|---|---|
|
Product Name & IUPAC Name 2-Isopropyl-4-methyl-6-pyrimidinone IUPAC: 2-(propan-2-yl)-4-methylpyrimidin-6(1H)-one |
During synthesis of 2-Isopropyl-4-methyl-6-pyrimidinone, industrial experience helps determine the right alkylation and cyclization conditions to control substitution at the 2 and 4 positions. Purity shifts with grade and route. In production batches, undesired regioisomers form if the precursor ratio or temperature deviates, so in-process monitoring of reaction profile becomes routine. Drying conditions affect residual moisture content, impacting product flow during bagging and conveying. Manufacturing records reflect which lots are selected for downstream agro, pharma, or intermediate use. Product naming follows regulatory compliance rather than marketing trends, and the IUPAC convention aligns with documentation and customs declaration standards. |
|
Chemical Formula C8H12N2O |
The molecular formula C8H12N2O stays constant across grades, although the application can determine preference for analytical confirmation methods. Raw materials with variable hydrocarbyl chain distributions are avoided, as even minor byproducts can affect both product mass and formula verification on COAs. High-throughput analysis supports both batch release and regulatory filings. In pharma or seed treatment sectors, minor formula deviations from contamination or incomplete conversion draw regulatory scrutiny, so double-verification is embedded before shipment. |
|
Synonyms & Trade Names May be listed under trade names or as derivatives in customer documentation. Common synonyms: 2-Isopropyl-4-methylpyrimidinone, 4-Methyl-2-(propan-2-yl)-6-pyrimidinol |
Trade name usage shifts by customer segment and market region. For new contract syntheses, internal traceability supersedes external branding until QA releases the batch for trade. Synonyms reflect both process heritage and analytical registry entries; incorrect tagging in documentation triggers customs or hazard declaration discrepancies. Internal product codes also link to route-specific variants, which impacts labelling for logistics and audits. When entering new jurisdictions, compliance with preferred synonym lists from agrochemical or pharmaceutical authorities reduces import clearance delays. |
|
HS Code & Customs Classification Typical HS Code: 2933.59 (Pyrimidine and piperazine derivatives; not further defined) |
Product is declared under HS Code 2933.59 for customs, yet precise subclass selection depends on end-use, local tariff schedules, and documentation practices. For regulatory submissions, clarifying the intended application can avert border holdups, especially as many pyrimidinones appear on controlled lists in some regions. Upstream impurity profiles must align with destination market restrictions. Customs authorities may scan for known trade names or alternative CAS numbers; consistency in code application ensures batch traceability and audit compliance. Manufacturers adjust shipment paperwork based on lessons from prior clearances and update IT systems when tariff codes are revised, monitoring for new regulatory notifications that could redefine classification obligations. |
Production batches of 2-Isopropyl-4-methyl-6-pyrimidinone typically yield a crystalline solid. Color and morphology can vary from off-white to pale yellow depending on the extent of purification and trace byproducts. In certain crude grades, minor discoloration appears due to residual intermediates or thermal impurities. Odor intensity increases with impurity content; higher purity grades generally produce little perceivable smell. Melting range, observed during quality checks, shifts based on impurity profile and is a useful in-process indicator—deviation often signals byproduct carryover or thermal degradation early in development scale-up.
Formulation and blending performance depend on particle size, which is controlled during final crystallization or comminution. Density measurements are relevant for packing and downstream mixing, but values fluctuate with bulk packing moisture content and grade.
2-Isopropyl-4-methyl-6-pyrimidinone shows stability against atmospheric oxygen and mild acids or bases, but degradation accelerates when exposed to strong acids, oxidizers, or prolonged high temperatures. Reactivity with strong electrophiles and certain metal ions poses contamination risks for downstream processing. Storage under dry, cool, and inert conditions is recommended—material with visible darkening or odor change often signals ongoing decomposition, particularly in humid environments.
Solubility in water and most common organic solvents reflects both the grade and application end-use. High-purity fractions dissolve more uniformly, avoiding haze caused by insoluble impurities. During formulation, solubility testing highlights batch variability originating from upstream synthesis efficiency or incomplete decolorization.
Specifications adjust according to intended application—whether for intermediate use, research, or high-purity synthesis. Key parameters include assay, moisture, appearance, color (typically measured by APHA or Lovibond), and controlled impurity classes. Regulatory or customer requirements set threshold values, which may exceed what is technically achievable depending on synthesis route maturity.
| Parameter | Typical Range | Grade Sensitivity |
|---|---|---|
| Assay (by HPLC/GC) | Grade-dependent | Higher for synthesis and R&D; technical grades allow lower |
| Moisture (by KF) | Process and storage dependent | Controlled for sensitive formulations |
| Color | Batch and purification define range | Critical for downstream purity-sensitive use |
The impurity spectrum reflects both process route and batch-to-batch performance. Byproducts from incomplete cyclization or residual intermediate compounds dominate in less refined grades. Downstream users—especially in pharma and specialty chemical synthesis—often specify limits on identified and total impurities, requiring tailored control strategies at the final purification step. If customer’s impurity tolerance is below process capability, secondary purification may be required, impacting yield and production cost.
Manufacturers integrate test methods such as HPLC, GC-MS, and titrimetric assay according to process control needs. The precise method depends on the endpoint specification and the matrix of expected impurities. Regulatory standards or customer-provided monographs dictate routine analysis in highly regulated markets, but technical grades often use in-house validated methods aligned to process risk.
Raw material selection weighs cost, purity, and local availability. Isopropylamine, methylated pyrimidine precursors, and specialized solvents are sourced under QA agreements to avoid variable feedstock quality, which can destabilize process yields and produce unpredictable impurity profiles. Feedstock impurities directly introduce carryover challenges during synthesis, so supplier qualification becomes central for reproducible product.
The standard industrial approach uses a condensation/cyclization pathway, starting from amino- and methyl-substituted pyrimidines, typically under alkylation conditions. Process selection takes into account reagent cost, waste stream management, and ease of intermediate handling. Reaction optimization focuses on suppressing regioisomer formation and minimizing oligomeric byproducts.
Production steps involve reaction temperature and pH control, solvent selection for phase separation, and staged purification by crystallization or solvent stripping. In-process controls monitor phase purity and remove high-boiling or colored impurities before final isolation. Final product purification—often by recrystallization or liquid-liquid extraction—responds directly to upstream impurity burden. The process is run in closed systems, with temperature, pressure, and time logged for traceability and repeatability.
Quality release requires meeting target assay and impurity limits tuned to the customer or regulatory requirements. Batch release relies on parallel documentation of in-process controls, end-product testing, and traceable raw material data. Batches showing off-spec parameters are identified early to minimize rework and downstream contamination risk.
2-Isopropyl-4-methyl-6-pyrimidinone participates in electrophilic aromatic substitution, N-alkylation, acylation, or oxidation, used for further tailoring in intermediates or specialty derivatives. The reactivity rate shifts with grade and purity, as residual basic or acidic impurities can bias reaction selectivity.
Catalysts and solvents vary (basic, acidic, or polar aprotic), with temperature and reaction time adjusted according to downstream requirements. Higher purity material ensures reproducible yield and avoids byproduct formation under sensitive conditions.
Derivatization yields pyrimidinone-based agrochemical, pharmaceutical, and specialty chemical intermediates. Solubility profile and trace impurities influence ease of functionalization and work-up. Process development teams regularly sample and adjust source material quality to align with evolving downstream synthesis targets.
Material stores best under low temperature and low humidity environment. Protection from direct light and air stabilizes color and odor. For bulk material, nitrogen-blanketed storage drums are used to prevent uptake of atmospheric moisture and minimize oxidation-driven degradation. Fluctuation in temperature or humidity during storage consistently leads to increased risk of clumping or decomposition, as verified by accelerated stability studies.
Stable storage results from compatible choices with HDPE, glass, or coated steel drums. Polyethylene liners reduce risk of trace contamination or reaction with reactive container surfaces. For large lots, storage in lined fiber drums with internal desiccant is common practice to prolong shelf life and preserve consistent handling characteristics.
Shelf life estimation depends on grade and typical storage condition. Typical signs of quality decline include color deepening, development of odor, and loss of crystallinity, observed in both retained samples and return investigations. Strict inventory management is important to ensure supplied lots retain desired physical and chemical properties throughout the designated handling window, as defined by customer delivery cycles.
GHS classification is based on hazard assessment of the pure compound and contaminant profile. Manufacturers apply the precautionary principle to hazard labeling, and safety data sheets reflect batch risk and typical impurity presence. Inhalation and skin contact with dust or solution pose acute and chronic health hazards. Clean-down protocols between batch changes avoid cross-exposure concerns, especially in multi-use facilities.
Operators apply engineering controls, avoid open handling where dust formation is possible, and wear PPE appropriate to grade and exposure scenario. Closed transfer or contained sampling is used to mitigate inhalation exposure. Production areas ensure spill management systems are tailored for solvent interaction and powder/mist containment.
Exact toxicity data and exposure limits are defined by regulatory standards and internal risk assessments. Production staff receive specific medical monitoring aligned with product hazard classification. Material handling SOPs include detailed first-aid response, safe disposal, and decontamination steps. Facilities maintain up-to-date emergency response protocols respecting all on-site process chemicals, not only the principal active but also intermediates and byproducts emerging during normal operation or upset conditions.
From a continuous manufacturing standpoint, batch output and campaign scheduling for 2-Isopropyl-4-methyl-6-pyrimidinone depend on both contract volumes and feedstock supply stability. In our production lines, typical output is governed not by reactor limitation, but rather by constraint points in intermediate isolation and purification, especially at higher purities. For specialty and pharma-intermediate grades, line time allocation shifts according to customer reservation, seasonal fluctuations in demand, and scheduled maintenance turnarounds. Most plants running pyrimidinone derivatives maintain flex campaigns, prioritizing pharmaceutical-compliance runs at the beginning of each quarter.
Lead time aligns with grade and packaging requirements. Standard industrial grade, if released from regular inventory, can ship within two business weeks; pharma grade, notably those requiring full CoA and customer-specific analytical release, often need six to eight weeks due to requalification and QA hold. Minimum order quantities vary: for standard bulk, packaging dictates the MOQ, typically between a few dozen to several hundred kilograms per line/campaign; for specialty grades, MOQ is linked to both campaign economic viability and raw material procurement intervals.
Available packaging reflects handling and stability considerations: HDPE drums for general industrial bulk, FIBCs for larger volumes, and specialized fluoropolymer-lined containers for high-purity or regulatory-sensitive orders, according to pharmacopoeia or REACH requirements. For export markets, UN-approved packaging is standard for shipments transiting controlled substances protocols.
Shipping routes rely on customer site location, port logistics, and hazardous classification. For domestic shipments, forklift-compatible palletization is routine; for export, containerization safeguards against transit contamination. Major credit terms and TT advance are commonly extended to established industrial buyers, while L/C remains a requirement for first-time bulk international clients, especially when regulatory verifications create extended release windows.
Raw materials driving the cost basis mainly involve high-purity substituted amines, isopropylating agents, and regulated methylating reagents. Energy input and solvent consumption rise steeply at purities exceeding technical grade—particularly with column purification and advanced filtration. Pricing models for contract supply allocate rising marginal cost to higher grades, especially when risk of cross-contamination and batch traceability require line flushes and intermediary QA staging. Feedstock volatility, especially with crude derivatives, has immediate impact on direct cost.
Historical volatility results from three main areas: (1) ex-works cost of input reagents, which are subject to both seasonal petrochemical swings and geopolitical events impacting global supply chains; (2) process utility pricing, with energy spikes translating into step-function increases in price for solvent recovery and drying operations; and (3) regulatory regime changes, which affect everything from precursor licensing to transportation restrictions. Any downstream application with listed or controlled end-use may push bulk standard pricing above commodity baselines.
Divergence in price rests chiefly on two fronts: (1) analytical grade, which requires tighter batch release specifications, more stringent QA (frequently including third-party method validation), and extended stability data; (2) packaging certification, as pharma-intermediate and REACH-compliant material ships only in designated containers meeting international audit requirements. Lower-grade, technical-use material—where trace impurities sit outside ICH Q3A guidance—is priced with smaller quality premiums but traded in larger blocks. Route change (for example, to avoid a regulated precursor) causes a price delta as process yield changes or new waste management obligations arise.
Demand for 2-Isopropyl-4-methyl-6-pyrimidinone is dominated by pharma-intermediate and crop synthesis segments. In the US and Europe, regulatory approvals drive recurring demand, with established buyers placing forward contracts. In Japan, batch-to-batch consistency requirements raise specification hurdles, limiting suppliers to those maintaining dual-listed QC systems. In China and India, capacity expansion in the past three years reduced local price volatility, but compliance with export restrictions has capped growth in non-domestic volumes.
- US/EU: Consistency, regulatory traceability, and qualified packaging set price floors above global commodity index. Just-in-time inventory models in pharma create less buffer for sudden supply chain disruptions, so spot prices can spike sharply. - Japan: Higher average pricing due to technical documentation burdens, but less volatility as contract stability remains prioritized. - India/China: Larger export-scale production enables cost leadership, though periodic environmental audits or precursor restrictions cause transient price highs. Many buyers hedge supply by dual-sourcing.
Into 2026, industry consensus (based on ICIS, CHEM-FOCUS, and proprietary quarterly surveys of commercial buyers) points to a moderate upward trend. Key drivers: tighter upstream precursors control in China, global transportation cost inflation persisting through at least mid-2025, and regulatory tightening in the EU and US imposing new documentary and release burdens. Market data indicates discounting will persist only for long-term off-take agreements with QMS-verified manufacturers.
Several upstream manufacturers have consolidated production hubs, aiming for operational efficiency over distributed small-lot campaigns. This move reduces regional buffer stock but narrows lot release windows. New traceability requirements in the EU, rolling out in 2025, will increase the documentation time and slow down market entry for batches held at customs for verification.
US Pharmacopeia and European Pharmacopeia updates—particularly the focus on extractables/leachables and genotoxic impurity control—require manufacturers to update QA procedures and sometimes requalify packaging lines. India and China have signaled tighter precursor tracking for select pyrimidines, possibly compressing available export quotas.
Manufacturers with vertically integrated supply chains strengthen supplier screening, implement digital product tracking, and diversify logistics routes. For high-purity orders, most plants now offer enhanced CoA detail, including impurity pathway disclosure and full raw material genealogy. Several have established buffer warehousing in free trade zones near major destination ports to offset customs clearance delays and maintain order fulfillment continuity.
2-Isopropyl-4-methyl-6-pyrimidinone sees most of its demand in fine chemical synthesis, pharmaceutical research, and select agrochemical routes. The versatility of this compound traces to its aromatic pyrimidinone core, which accepts a range of nucleophilic and electrophilic substitutions. In the pharmaceutical sector, it often enters as a key intermediate for heterocycle-rich active ingredients, while in agrochemical manufacturing, it forms part of the synthetic chain for certain crop protection agents. Proto-typical specialty chemicals also rely on the compound as a scaffold or building block, particularly where its chemical stability under routine process conditions becomes necessary. Each intended application imposes distinct requirements on purity, impurity profile, and batch traceability.
| Application | Grade Recommended | Key Parameters in Focus |
|---|---|---|
| Pharmaceutical Intermediates | Pharma-grade | NMR purity, low residual solvents, controlled heavy metal residues, defined impurity specification |
| Agrochemical Building Block | Technical-grade | Main assay, byproduct profile, moisture content, batch-to-batch color consistency |
| Specialty Chemical Synthesis | Custom grade (tailored by process) | Custom impurity cap, defined particle size range, possible additive-free production |
Within pharmaceutical routes, purity benchmarks rely on both chromatographic and spectroscopic quantitation, with particular scrutiny for structurally related pyrimidine impurities. Technical-grade for agrochemicals prioritizes main content and moisture but usually tolerates broader impurity variations as long as the chemical function remains uncompromised. Custom grades, often seen in pilot or scale-up projects for specialty compounds, match the target process requirements for solubility, color, or residual inorganic ions. Batch release follows targeted analytical criteria, with mid-process controls guiding reaction completeness and impurity knockout at the stage most relevant to the downstream use.
Start by pinpointing the downstream use. In-house teams establish application needs through R&D output or existing process demands. API pathway development, for example, forces a high-purity choice. For large-volume technical applications where cost dominates, a less refined specification suffices if the chemical reaction tolerance supports it. The more sensitive the final use, the tighter the manufacturing tolerances become.
Pharma-grade selections must address known regulatory toxicology triggers—such as ICH Q3A/B impurity thresholds for APIs—or comply with pesticide residue controls where agrochemicals are the focus. In these cases, the manufacturing flow leverages both starting material purity and stepwise cleanup to meet final regulatory release. Where customers operate in unregulated fields, grade tightness can often align solely to technical function.
The critical threshold for main content depends on both target molecule yield and tolerance for related impurities. Active pharmaceutical ingredient precursors demand routine verification of both main peak and trace isomers, as undetected outliers risk propagating through synthesis. Technical applications typically focus on process yield and impurity exclusion at a process-compliant rather than regulatory-driven level. Purity also influences storage conditions—higher grades resist degradation longer but can require stricter moisture or oxygen limits due to their reactivity and absence of stabilizing side products.
Budget and forecasted consumption guide many final decisions. Lab-scale or pilot orders may lean toward higher-spec material to avoid project setbacks. For established bulk routes, minor grade downgrades become feasible if downstream function remains unaffected. Production cost arises both from raw material stringency and from the level of in-process purification—including distillation, crystallization, or solvent washes. Straight-through processing, without aggressive purification or segregation of side fractions, enables lower costs at technical grades, with QA focusing on repeatability rather than regulatory-compliant absolute minima.
Process development and scale-up teams typically validate on representative samples before locking in full-volume sourcing. Sampling lets technical departments evaluate not only target purity and impurity types, but also handling and formulation effects—such as flowability, hygroscopicity, and compatibility with common solvents or process additives. If instability arises during storage trials, a tailored drying or packaging approach can become part of the final grade supply. Validation results feed back to manufacturing, tuning raw material sources, or refining batch control as required to hit both application specs and economic targets.
Manufacturing 2-Isopropyl-4-methyl-6-pyrimidinone in an industrial setting demands a structured approach to process control, batch traceability, and documentation. Our site operates under accepted quality management systems, audited at regular intervals to confirm process consistency and administrative rigor. Auditor focus areas typically include critical control points—reaction yield, temperature stability, solvent purity, and in-process impurity monitoring. Management of change, deviation handling, and batch release protocols occur under a formalized quality umbrella, with batch histories traceable per GMP or ISO 9001 guidelines depending on customer sector.
Certifications for this material are grade-dependent and tied to end-use. Regulatory support documents, such as REACH registration or regional chemical inventory listings, are available for most commercial grades where required. For pharmaceutical or electronic applications, supporting product statements can be arranged with prior technical alignment. We assess and confirm product compliance to requirement by grade, with supporting statements issued upon request to meet audit, lot release, or agency submission needs.
Each batch is delivered with a certificate of analysis referencing the internal release standard, which integrates customer-agreed specifications where applicable. Batch-specific documents include test results for identity, purity, water content, and other metrics set by application or process route. For qualified customers or custom developments, additional reports such as impurity profiles, residual solvents, and heavy metal analysis may be provided. Documentation suites are composed per regulatory environment or customer requirement.
Our plant configuration is set to maintain year-round availability of 2-Isopropyl-4-methyl-6-pyrimidinone in standard commercial volumes. For ongoing supply, volume allocation and safety stock are negotiated upfront with procurement partners based on forecast and tiered demand models. Collaboration terms address lot size flexibility, delivery cycle, and alternate route releases for critical projects. Customization can reflect process-specific requirements or urgent ramp-up needs, which is routinely managed through production slot reservation and logistics integration.
Our key production lines operate using established synthesis routes. Feedstock sourcing, main reagent purity, and waste management each play a part in keeping product variation within established limits. Consistency across lots is managed using raw material validation, in-process analytics, and post-reaction purification, with capacity reserved for partner-specific programming during peak cycles. The release of each batch is determined by internal milestones and contract release points, sensitive to raw material conditions and intended end-use.
Sample requests for 2-Isopropyl-4-methyl-6-pyrimidinone follow a standardized technical evaluation. The application scenario—pilot, formulation screening, new route validation—is considered in defining lot size, analytical suite, and reference documentation. Technical support engages directly to clarify special requirements, impurity tolerances, and sample shipment constraints. For novel end-uses or process adaptations, collaborative development samples and feedback integration can be arranged within supply chain and regulatory limits.
Cooperation models are constructed around long-term program stability, toll manufacturing, or rapid-response supply. For partners requiring agile sourcing or developmental support, we offer dedicated production windows, split-lot deliveries, and data sharing under confidentiality protocols. For established workflows, full-lot reservation or buffer stock plans keep customer lines running without interruption. Custom packaging, documentation language, and analytical method transfers round out the support framework, which is reviewed regularly based on changing procurement or compliance needs.
Interest in 2-Isopropyl-4-methyl-6-pyrimidinone typically centers on its role as an intermediate for specialty agrochemicals, pharmaceuticals, and new materials involving pyrimidinone frameworks. Teams focus on optimizing synthetic routes to control regioselectivity, minimize by-product formation, and achieve higher throughput. Process chemists review feedstock reliability, batch reproducibility, and solvent recapture to manage both cost and footprint. Material scientists continue to evaluate analog structures for expanded utility in medicinal chemistry and crop protection, probing the electron-donating effects of the isopropyl and methyl groups for improved target binding.
The platform structure of 2-Isopropyl-4-methyl-6-pyrimidinone offers development leverage for heterocyclic chemistry. Emerging interest grows from research into pyrimidinone-based kinase inhibitors and fungicide prototypes. Industrial partners are requesting custom batches for pilot project screening in high-throughput lead optimization. Studies on semiconductor patterning and OLED charge transport include this compound in certain proprietary material blends, driving demand for high-purity, application-specific grades.
Process scale-up is shaped by thermal management on exothermic steps, and selectivity concerns around side-chain branching. The presence of alkyl substituents can favor tautomers depending on solvent and temperature, so product isolation and crystallization must be closely monitored for each process scale. Major breakthroughs have included solvent-switch crystallization for impurity rejection and the introduction of in-line analytical methods to monitor pyrimidinone core integrity during continuous production. These controls allow for specification adjustments in response to customer data on downstream performance, particularly for grades intended for pharmaceutical synthesis, where low-halide and defined trace metal content are frequently requested.
Application-driven demand for 2-Isopropyl-4-methyl-6-pyrimidinone is tied to downstream registration of crop protection active ingredients and continued patent activity in medicinal chemistry. Manufacturers track project-based movements, noting that small deviations in supply volume—sometimes seen in custom synthesis contracts—can stress upstream supply chains for key intermediates. Market projections focus on batch flexibility and rapid response to specification change as the pharmaceutical and agrochemical sectors adapt their portfolios. Over 3-5 years, stable demand hinges on regulatory approval pace and replacement rates for older chemistries, with some regional growth in Asia-Pacific for fine chemical and electronics applications.
Chemical producers are shifting batch-wise manufacture to semi-continuous and modular reactor setups to better control reaction exotherms and impurity profiles. Newer purification technologies, such as simulated moving bed chromatography and membrane-based separations, are introduced to tighten metal residual levels and remove high-boiling by-products. The approach to raw material selection shifts toward lower-odor, lower-toxicity alternatives to support operator safety and environmental compliance, particularly where production scale increases for pharmaceutical-grade output. Routine use of PAT (process analytical technology) strengthens traceability for regulatory audit and rapid batch-release.
Manufacturing practice for this compound increasingly addresses solvent recycling rates, waste stream minimization, and recovery of unused reagents. Green chemistry frameworks push for lower E-factor (kg waste per kg product) and substitution of toxic reagents, with research pilots evaluating biobased solvents in the condensation step. Efficiency gains at the plant level also include heat integration across multi-product lines and closed-loop nitrogen blanketing systems. Final grade release considers both the product's chemical profile and the lifecycle impact of its production chain.
Manufacturing support extends from pre-sale through post-shipment for custom requests and specification clarification. Customers frequently request support matching batch-specific analytical reports to their internal acceptance criteria, including HPLC trace analysis and impurity fingerprinting. The technical team provides guidance on validating product performance in pilot-scale applications and assists in translating raw certificate data into application-meaningful benchmarks.
Customers experimenting with process adaptations—such as alternative solvents, new catalyst systems, or continuous-flow reactors—gain access to manufacturer insights on how changes affect the behavior of 2-Isopropyl-4-methyl-6-pyrimidinone. Support focuses on preventing losses during transfer and ensuring that planned formulation or process changes do not lead to unexpected degradant formation. Special attention is offered to customers transitioning from lab to kilo-lab, where heat transfer and crystallization can shift product characteristics. Advice draws from operator experience with scalability and handling risks, not theory alone.
After each delivery, customer feedback loops into internal review so recurring issues—whether related to container compatibility, storage stability, or analytical deviations—are investigated and resolved. Commitment includes batch traceability to source production run, full documentation on applied in-process controls, and follow-up on any concerns tied to product consistency. In practical terms, this means rapid replacement or corrective shipment if customer-reported properties fall outside agreed standards, and an ongoing dialogue with quality and R&D teams to adapt specifications to real-world use.
In the field of specialty chemicals, our direct production of 2-Isopropyl-4-methyl-6-pyrimidinone ensures a stable and reliable source for industries requiring strict consistency. Working with this intermediate, our team manages each stage of synthesis, emphasizing traceability and repeatability from raw material intake through to packaging and shipment. Our production lines operate under controlled conditions, designed to limit variation across batches.
We produce 2-Isopropyl-4-methyl-6-pyrimidinone in facilities equipped for continuous monitoring and process adjustment. Onsite analytical teams track purity at each step, relying on gas chromatography and NMR analyses to keep impurities within specified limits. We introduced closed-loop controls to catch off-specification product early, reducing wastage and maintaining consistent output at scale.
Demand for 2-Isopropyl-4-methyl-6-pyrimidinone has grown in pharmaceuticals, agrochemicals, and specialty materials, where it finds use as a core intermediate in high-value syntheses. In pharmaceuticals, it supports the construction of heterocyclic building blocks for active ingredients. Agrochemical developers leverage it in their discovery pipelines, where performance hinges on reliable chemical precursors. Our supply has also enabled polymer and coatings manufacturers to pursue niche applications with confidence that feedstock remains unchanged across production cycles.
Maintaining strict product specifications drives downstream yield predictability for our industrial clients. Our approach to quality management centers on in-process checks and documented batch records. Finished goods only leave our warehouse after passing specification reviews covering purity, moisture, and residual solvents. We retain reference samples from every batch, available for reanalysis or process verification years after manufacture.
Bulk production capability supports consistent supply to global customers. We fill, seal, and label drums or intermediate bulk containers under a closed environment to prevent contamination during transfer. Our logistics partners work directly from our shipping docks, eliminating repacking steps that introduce risk. For customers with just-in-time requirements, we manage order forecasting and delivery to support stable operations at the point of use.
Process engineers on our team spend time supporting client R&D and manufacturing teams. Direct dialogue accelerates problem-solving, particularly for organizations moving from pilot to full-scale production. Our support includes sharing insights into reaction optimization, impurity profile management, and workflow planning tailored to specific plant setups.
As a direct producer, we focus on business value beyond price competitiveness. Industrial procurement teams gain predictability on delivery schedules and product performance, lowering inventory risks. Manufacturers secure long-term contracts with access to batch history, technical documentation, and immediate issue resolution. Distributors find reassurance in steady supply and transparent, origin-traceable documentation for downstream partners.
Our factory operation grants buyers direct access to production control, rapid issue resolution, and process-specific support. Through reliability and technical partnership, we help clients avoid costly disruptions and ensure their end products meet demanding standards.
Working hands-on in chemical production, the performance of 2-Isopropyl-4-methyl-6-pyrimidinone depends on core properties that impact each stage, from raw material handling to its role in pharmaceutical reactions. We control purity, particle size, and lot consistency at every batch, because these shape downstream reaction pathways and product quality. Our quality department focuses on analytical results that directly influence customers’ process yields and reproducibility.
With a well-established pyrimidinone skeleton, this compound stands out with its isopropyl and methyl substitution pattern, conferring steric and electronic features that drive its reactivity. It resists unwanted side reactions in standard synthetic routes, offering reliable selectivity in N-alkylation, acylation, and other pharmaceutical transformations. Our stability testing data confirm that no unexpected byproducts arise under standard storage or transport conditions.
In our own production workflow, we minimize moisture content since trace water influences hydrolytic stability and solubility calculations. We invest in clean isolation and drying to consistently deliver moisture well below the threshold that would disrupt critical pharmaceutical syntheses.
Particle morphology and bulk density drive handling and integration in automated processes. Maintaining a fine, flowable powder with narrow size distribution reduces caking and supports uniform slurry preparation. Customers value our regular granulometric analysis because smooth handling translates into predictable batch times and reduced downtimes.
Solubility profile is another decisive point. In typical reaction solvents—like DMF, DMSO, and polar aprotic systems—this pyrimidinone achieves requisite concentrations for efficient conversion. From our own R&D scale-ups, we know batch dissolution rates and mixing behaviors, and we readily share in-plant experiences to help clients avoid undissolved residues or unpredictable kinetics.
Melting point purity is not just a number—it serves as a rapid flag for batch-to-batch consistency. Any deviation, even by a degree, triggers process review on our end. Color and clarity in solution matter, too; off-colors point to impurities, so we hold color standards tightly within range.
Thermal and chemical stabilities determine everything from reactor selection to storage conditions. Our thermal analysis shows that this compound tolerates the mild to moderate heat often used in pharmaceutical coupling steps, without significant decomposition. This confidence lets formulators push their process windows safely.
Reactivity is predictable with controlled electrophiles and nucleophiles. Lab-to-pilot scale feedback has shown minimal interference with sensitive pharmaceutical intermediates. We support scale-up with technical advice and raw material adjustment to help speed up development cycles or address custom purity requirements.
Pharmaceutical manufacturing calls for materials that behave the same way—batch after batch, kilo after kilo. We reinforce this by locking in process parameters and monitoring each run with the same tools customers use downstream. Our technical team shares detailed data packages on request, supporting compliance and new product registrations.
By concentrating on chemical and physical properties at the manufacturing source, we give pharmaceutical syntheses a stable and predictable foundation. Day-to-day, that keeps projects moving forward and quality targets well within reach.
Bulk procurement of 2-Isopropyl-4-methyl-6-pyrimidinone always carries its own set of practical realities. Having managed the entire synthesis chain—from raw materials sourcing to finished product packaging—we have seen that most of our long-term customers operate on tight production timelines and structured procurement budgets. We scale our production with that in mind, paying attention to both reliability and transparency during each stage.
Rarely do chemical plants run economically for fractional batches, especially with specialized pyrimidinones like this. Our minimum order quantity reflects the fixed setup and cleaning costs for every production run. Ordered quantities below one metric ton force inefficient campaign scheduling, raise overhead, and risk cross-batch contamination. By setting a one metric ton minimum, we prioritize batch integrity and supply consistency for our industrial users, from pharmaceutical formulators to agrochemical blenders.
Our drums hold 25kg and 50kg net, sealed under inert atmosphere to prevent oxidation. Orders under our minimum do not efficiently utilize the batch reactor’s capacity, increasing unit costs and creating unnecessary downtime. The one metric ton starting point gives both buyers and our internal quality team the assurance that each batch will meet documented analytical standards and that enough product will be available for inline QC sampling, retention, and future traceability requests.
Lead time is built from tangible steps: reactor prep, actual synthesis, purification, packaging, and outbound logistics. Our synthesis route uses multi-step transformations, which routinely take two to four weeks under optimal conditions. Orders for more than one metric ton, or requiring custom specifications, may be scheduled into subsequent production windows, directly impacting supply timelines.
On average, a standard run (one metric ton, GMP or technical grade) ships out 4-5 weeks after receipt of purchase order and technical agreement. Our continuous investment in automation and multi-reactor setups helps keep this turnaround precise. Expedited options exist for established contract partners, given a secure supply chain of starting materials. National holidays, annual maintenance, and export certification can occasionally stretch lead times. We keep inventory buffers on-site but do not guarantee instant dispatch for specialty products, as freshness and quality assurance take precedence for each batch we supply.
In bulk chemical manufacturing, shortcuts on order size or production timelines often lead to quality drift, regulatory scrutiny, and lost traceability. We work with clients’ procurement teams to align forecasting with batch availability, transparent scheduling, and documented analytical controls. Our customer service and technical team provide full documentation, batch samples, and regulatory compliance support alongside each bulk shipment.
Clear communication about MOQs and accurate lead times stays central in our business relationships. This way, technical teams know they'll always have consistent, compliant material delivered on a realistic schedule, and production planners avoid unnecessary stockouts or costly last-minute air freight shipments. Our best clients build their project pipelines around this kind of direct manufacturer reliability—eliminating unnecessary steps from inquiry through delivery.
Manufacturing 2-Isopropyl-4-methyl-6-pyrimidinone affords us a firsthand perspective on what it takes to ship this specialty intermediate globally. Safety, quality and compliance control each aspect of our outbound logistics, from packaging lines at our plant to arrival at an overseas customer site. Years of filling, storing, and transporting this pyrimidinone derivative have made certain protocols routine, yet there is no coasting on experience when borders and local regulations shift. We do not rely on assumption.
For bulk storage, we maintain cool, dry warehouse conditions—no sunlight, minimal airborne moisture, and strict segregation from incompatibles—before the product leaves our facility. The pyrimidinone structure resists casual hydrolysis, yet we never take shelf stability for granted. All drums and containers are clearly labeled in accordance with GHS, and batch traceability is documented through every lot. Our process engineers log multi-point temperature and humidity readings to ensure the material stays in spec, whether it sits for a week or for several months.
Overseas transport of 2-Isopropyl-4-methyl-6-pyrimidinone always involves close coordination with certified freight partners experienced in handling fine chemicals. We inspect container seals, monitor load conditions, and avoid transshipment through ports known for regulatory bottlenecks or inconsistent environmental controls. All loads are accompanied by a sealed Certificate of Analysis, detailed bill of lading, and SDS in the consignee’s language. Our logistics team tracks every pallet via GPS, and we demand airtight chain-of-custody documentation. If a specific country designates our product under customs import controls, we provide the local classification codes and related supporting documentation.
Regulatory requirements can turn on a dime. Some countries treat 2-Isopropyl-4-methyl-6-pyrimidinone as a strictly regulated substance due to its application in active pharmaceutical ingredient synthesis or agrochemical intermediates. Our regulatory team keeps continuous watch on REACH, TSCA, and various APAC frameworks. Where pre-shipment notification or registration is needed, we prepare full technical dossiers and offer support for end-use declarations. Our compliance staff proactively renews every export license tied to current orders. Documentation, labeling, and safety disclosures always reflect the strictest importing country standards—even if our home jurisdiction is less stringent. Non-compliance is not an option, and we devote significant internal resources to ensuring nothing leaves our plant without proper legal standing.
Incidents and feedback are rare, but every one triggers a review of our protocols. After a recent customer in Europe flagged an import delay because of incomplete customs documentation, we launched an internal audit and updated our international shipping checklist. We also provide direct pre-shipment calls between our logistics specialists and the end user’s own receiving team to preempt storage or regulatory issues before product ever leaves our dock. Our ability to adapt and improve begins and ends with firsthand knowledge—gained not from manuals, but on the production line and in the trenches of global chemical logistics.
Shipping specialty chemicals like 2-Isopropyl-4-methyl-6-pyrimidinone outside our home country never goes on autopilot. We see regulations and safe handling not as red tape but as foundational requirements embedded in every step of our service. Our technical staff and compliance professionals are always ready to share detailed specifications, offer documentation, and support customer compliance efforts with real-world guidance from those who make the product every day.
For product inquiries, sample requests, quotations or after-sales support, please feel free to contact me directly via sales7@bouling-chem.com, +8615371019725 or WhatsApp: +8615371019725