| Names | |
|---|---|
| Preferred IUPAC name | pyridine-2-carbonitrile |
| Other names | Pyridine-2-carbonitrile 2-Pyridinecarbonitrile o-Cyanopyridine 2-Cyanpyridine |
| Pronunciation | /tuː saɪˌænoʊ pəˈrɪdəniːn/ |
| Identifiers | |
| CAS Number | 100-70-9 |
| Beilstein Reference | 110873 |
| ChEBI | CHEBI:32302 |
| ChEMBL | CHEMBL15535 |
| ChemSpider | 15101 |
| DrugBank | DB02187 |
| ECHA InfoCard | 17b1b706-ecfa-4a60-99e7-e052233a8dc3 |
| EC Number | 202-591-2 |
| Gmelin Reference | 607612 |
| KEGG | C01762 |
| MeSH | D003547 |
| PubChem CID | 10305 |
| RTECS number | GE7350000 |
| UNII | 242O0WAK3K |
| UN number | UN3439 |
| Properties | |
| Chemical formula | C6H4N2 |
| Molar mass | 104.11 g/mol |
| Appearance | White to pale yellow crystalline powder |
| Odor | faint pyridine-like |
| Density | 1.102 g/cm3 |
| Solubility in water | Moderately soluble |
| log P | 0.21 |
| Vapor pressure | 0.25 mmHg (25 °C) |
| Acidity (pKa) | pKa = 1.9 |
| Basicity (pKb) | 4.70 |
| Magnetic susceptibility (χ) | -50.0·10⁻⁶ cm³/mol |
| Refractive index (nD) | 1.506 |
| Viscosity | 0.93 mPa·s (25 °C) |
| Dipole moment | 4.21 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 157.6 J·mol⁻¹·K⁻¹ |
| Std enthalpy of formation (ΔfH⦵298) | 71.9 kJ/mol |
| Std enthalpy of combustion (ΔcH⦵298) | -1999 kJ/mol |
| Hazards | |
| GHS labelling | GHS02, GHS07 |
| Pictograms | GHS06,GHS07 |
| Signal word | Warning |
| Hazard statements | H302, H312, H319, H332 |
| Precautionary statements | Precautionary statements: P261, P264, P270, P271, P272, P273, P280, P301+P312, P302+P352, P304+P340, P305+P351+P338, P308+P311, P312, P321, P330, P332+P313, P337+P313, P362+P364, P403+P233, P405, P501 |
| NFPA 704 (fire diamond) | 2-3-0 |
| Flash point | 103°C |
| Autoignition temperature | 540°C |
| Explosive limits | Lower: 2.7%, Upper: 19% |
| Lethal dose or concentration | LD50 oral rat 800 mg/kg |
| LD50 (median dose) | LD50 (median dose): Oral-rat LD50: 370 mg/kg |
| NIOSH | GR2275000 |
| REL (Recommended) | 2~8°C |
| IDLH (Immediate danger) | Not established |
| Related compounds | |
| Related compounds | 2-Picoline 2-Aminopyridine Nicotinonitrile Isonicotinonitrile 3-Cyanopyridine |
| Item | Manufacturer Commentary |
|---|---|
| Product Name & IUPAC Name |
2-Cyanopyridine IUPAC: Pyridine-2-carbonitrile Production batches consistently align nomenclature to recognized nomenclature databases and regulatory requirements. Specifying the IUPAC name ensures traceability throughout procurement, internal documentation, and regulatory filings. |
| Chemical Formula |
C6H4N2 The molecular formula reflects the core structure produced during process synthesis. The stoichiometry ties directly to upstream material balances, affecting raw material and byproduct accounting in embedded batch tracking and yield optimization. |
| Synonyms & Trade Names |
2-Pyridinecarbonitrile o-Cyanopyridine Production records include all established synonyms, ensuring readiness for order fulfillment across regions where industry standards or local regulations reference alternative trade names or historical terminologies. |
| HS Code & Customs Classification |
HS Code: 2933.39 Classification under 2933.39 covers nitrile derivatives of pyridine rings. The designated tariff code drives export documentation, regional import compliance review, and shipment pre-clearance with appropriate customs declarations. Discrepancy in assigned HS code can delay global logistics, so each lot’s paperwork is reviewed by regulatory compliance team at shipping preparation. |
In our plant, 2-cyanopyridine is typically isolated as a crystalline solid. Batch color can range from nearly white to pale yellow. On the production floor, a faint aromatic odor is noticed, especially during offloading. Melting and boiling points depend partly on the impurity load and the grade—purification steps lower residual tars and narrow the melting range. Staff monitor these metrics to assess batch consistency before packing larger volumes. Bulk density fluctuates with crystal size and compaction during packaging, and we always record actual measured density in release documentation for critical applications.
The compound’s aromatic nitrile core resists slow hydrolysis in ambient warehouse conditions, but open containers or process lines can lead to gradual moisture uptake, especially in humid regions or seasons. Storage away from strong acids, bases, and oxidizers minimizes the risk of side reactions during stock rotation. Downstream reactivity is mostly influenced by trace water and base content carried over from the synthesis/purification stages.
Solubility shows a marked dependence on both solvent and temperature; most users prepare solutions in organic solvents, and some downstream users require information about trace water content and particle size for rapid wetting. Solution preparation in our lab uses mild agitation at ambient temperature, and we include detailed notes for customers developing larger-scale solution processes.
Grades range from technical to high-purity electronic/intermediate grades. Specification tables are built around customer application: purity, moisture, and by-product content dictate suitability for agrochemical, pharmaceutical, or electronic downstreams. Each new grade release uses the last three years of process data to justify the default and optional parameter set.
| Parameter | Technical Grade | High Purity Grade |
|---|---|---|
| Assay (GC/HPLC) | Grade-dependent | Grade-dependent |
| Water (KF) | Spec established by customer need | Spec established by customer need |
| Main impurity (N-alkylated/oxidized) | Process route dependent | Tighter limits by batch QA |
Technical grade may tolerate higher residuals of precursor pyridines and over-oxidized species, while high purity grades always include an additional impurity profile and are qualified for sensitive syntheses.
Dominant impurity types include unreacted pyridine starting material, ring-oxidized by-products, and polymeric tars. Source and balance of impurities trace back to oxidative conditions and feedstock trace elements. Every campaign generates its own impurity fingerprint, so each lot release contains detailed chromatograms and peak assignments if customers must tailor purification or formulation approaches.
Key parameters are tested through validated GC, HPLC, and Karl Fischer titration protocols. Continuous improvement has led to migration from packed-column GC to capillary for faster fingerprinting. COA reference methods match international standards only where specific customer-facing requirements dictate; otherwise, we maintain internal benchmarks based on capability and R&D recommendations.
We source pyridine from qualified vendors focusing on metal ion profile, as certain metals catalyze side-reactions and color instability. Oxidant and dehydration agent selection are dictated by regional regulatory acceptability and effluent treatment capacity. Logistics lead time and batch campaign scheduling influence stocking strategy for high-volume orders.
Our process leverages an ammoxidation route using gaseous ammonia, an oxidant, and pyridine feed in a fixed-bed reactor. Catalyst design determines conversion efficiency and selectivity, so catalyst batches undergo full qualification runs before scale-up. By-product profile shifts with temperature, residence time, and catalyst life—frequent in-process checks keep these within established bounds.
Key process controls include feed rate stabilization, oxidation state monitoring, and real-time effluent sampling. After reaction, crude product is condensed and subjected to distillation; multi-stage rectification strips volatile bases and high-boiling tars. We reject batches with persistent off-odor or abnormal color during this stage. Additional carbon treatment or re-distillation is employed for high-purity lots upon customer request.
Analytical data, impurity profiles, and physical appearance all influence batch release. In-process samples are archived for traceability audits, and any out-of-trend data triggers a root cause review. Customer feedback on downstream performance occasionally results in tailored release specifications or optional analysis.
Main reactivity centers on the nitrile group, which undergoes nucleophilic addition, reduction, and hydrolysis under controlled conditions. Most common transformations under contract production include amide/acid conversion and coupling with elemental sulfur or amines for specialty intermediates.
Customers frequently request technical guidance on catalyst choice and reactor configuration for hydrogenation or hydration steps. In our development lab, reaction success is tied to solvent polarity, temperature range, and feedstock impurity level; presence of ring substituents in starting material can limit yield or cause undesired by-products.
Amides, carboxylic acids, and halogenated pyridine analogs constitute the main derivatives. Downstream potential is most affected by trace base and water levels left from our synthesis; our sales chemists work with formulators to select the most compatible grade.
We advise storage at ambient temperature, in dry, well-ventilated areas. Product shows some sensitivity to prolonged light and moisture exposure; sealed drums lined with compatible polymer are preferred for shipment and warehousing. Regions with high ambient humidity or fluctuating warehouse conditions have shown higher off-spec drift if exposed packaging or vented tanks are used. As a rule, avoid copper or reactive metals for any storage or transfer line surfaces.
Mild steel with interior lining or HDPE drums are the default containers for bulk packing. Small-quantity containers used for laboratory or pilot plant delivery are typically amber glass or fluoropolymer-sealed bottles where maximum purity must be preserved.
We observe that batches meeting the highest purity specifications tend to retain form and performance for extended periods under recommended conditions. Any color change, formation of visible crystals in solution, or odor shift prompts off-spec investigation. For regulatory-controlled sites, batch aging studies inform shelf life assignment; typical reassessment intervals are set by internal quality systems and customer requirements.
Classification and labelling are dictated by local regulatory submission and are reflected in shipping documentation. The primary hazards relate to acute toxicity by inhalation and ingestion; skin and eye irritancy calls for PPE during sampling, weighing, and transfer.
Site-level precaution revolves around closed-system transfer and LEV (local exhaust ventilation) near dryers, distillation units, and open sampling stations. Spill response focuses on vapor containment and solvent-compatible absorbent use. Eye wash and emergency shower stations are installed at every point where open handling might occur.
Historical exposure monitoring, both internal and reported by external regulatory bodies, frame our safe handling SOPs. Acute exposure data is shared in full with contract and toll-manufactured clients upon request. On-site monitoring ensures time-weighted average exposures remain within internationally recognized control banding, and regular health checks for operators in high-exposure zones are routine.
We invest heavily in operator training for all high-volume transfers and sampling operations. Direct skin/eye protection and solvent-resistant gloves are standard, and cartridge or airline respiratory protection is mandated for above-background operations. Our safety data is reviewed annually or when a process change is introduced, with all findings communicated through both internal safety bulletins and customer technical updates.
Production of 2-cyanopyridine hinges on a continuous nitrilation route from appropriate pyridine precursors. Output volumes change depending on both plant design and grade splits for downstream applications such as pharmaceutical, agrochemical, and fine chemical intermediates. In operational reality, capacity utilization moves with raw material market volatility and energy availability. Fluctuations often stem from scheduled maintenance cycles, utility reliability, and quarterly shifts in procurement strategy at the raw material level. Order allocation prioritizes long-term customers under offtake agreements, especially in stable economies. Sudden spikes in spot demand for specialized grades can tighten short-term availability for open-market buyers.
Lead times for 2-cyanopyridine typically range from a few weeks to several months. The timing depends directly on factory order backlog, finished goods inventory, and any ongoing conversion for specific purification or certification needs. Bulk orders in drum or IBC sizes may be filled from regular campaign production, while niche high-purity material often requires dedicated batch scheduling. MOQ varies based on grade, with technical-grade shipments generally starting at pallet volumes, while electronic and API-intermediate grades follow buyer-agreed batch sizes, as defined by end-use and audit protocols. Lower MOQs for R&D use require direct negotiation and can face extended timelines due to cleaning validation and risk of cross-contamination.
Packaging selection responds to both regulatory and quality-driven concerns. Standards for industrial bulk involve fiber drums with HDPE liners, steel drums, or intermediate bulk containers (IBCs) suited to high-volume users with integrated transfer facilities. Sensitive applications, including API intermediates, receive additional protections: inert atmosphere purging, tamper-evident seals, and labeling aligned with end-market regulatory requirements. Packaging choices influence shelf life and contamination risk; clients in high-purity or specialty segments often specify non-reactive or customized solutions backed by certificate-of-analysis batch referencing.
Shipping methods depend on hazard classification and legal transit requirements between jurisdictions. Standard terms under FCA or CIF prevail in major trade corridors, but deviations occur with packaging format (drum vs. IBC) and requirement for chain-of-custody transparency (pharmaceutical or electronics customers). Payment habits relate to risk and market tightness – letters of credit and deferred payment often support large or repeated orders, while smaller buyers may be limited to advance or staged payment milestones tied to shipment release.
Pyridine or substituted pyridines serve as core feedstock, and ammonia or cyanide supplies form the other cost center in the nitrilation route. Price swings begin at the pyridine market, which itself tracks with crude oil and coal derivatives markets, as well as regional supply shifts (especially in China and India). Energy tariffs and emission controls rank as material cost drivers, particularly where hydrogen and ammonia production rely on non-renewable sources. Supply instability in either feed or energy sector passes through directly as cost plus or as indexed escalators in contract pricing.
Market price for 2-cyanopyridine demonstrates sensitivity to global pyridine supply, which tightened after shutdowns at several Asian facilities and stricter Chinese environmental enforcement. Raw material force majeures, shipping disruptions, or energy pricing spikes produce downstream volatility. In several observed periods, margin compression occurs when producers absorb cost shocks for contract stability, only to reset price floors during renegotiation cycles. Route-specific impurity profiles and required purification steps (especially for low-metal or low-halogen demands) increase both variable cost and market entry threshold for specific grades.
Pricing divides by application: technical grade sells at the lowest tier and supports chemical synthesis, whereas pharmaceutical and electronics grades require full traceability, enhanced impurity control, and documented batch segregation during production and transportation. Certification costs – especially for REACH, US FDA, or Japanese PMDA – push unit pricing higher due to testing, documentation, and retained samples. Batch-to-batch certification, including full impurity fingerprinting, brings a measurable cost premium, justifiable by downstream qualification requirements of clients. Packaging certifications under UN/DOT regulations and end-user audit demands for serialized containers also contribute directly to higher grade-labeled price levels.
Supply concentration in Asia, especially in China and India, skews trade flows and vulnerability to regional policy or energy shifts. North America and Europe depend on regular imports, with local producers focusing on value-added or specialty derivatives. Market tightening frequently relates not just to feedstock, but also to environmental regulation on ammonia handling, cyanide waste, and emission management. Major customers across pharmaceuticals, agrochemicals, and pigments sectors sequence their purchases to limit inventory, further amplifying market response to bottlenecks or outages.
The United States and Europe emphasize end-use approval and multi-year supplier audits. Consistency requirements for recorded impurity fingerprints and chain-of-custody integration result in repeated supplier validation and a price premium for proven reliability. Japan demands high documentation standards with frequent plant audits and site-specific requalification events. In India and China, higher local demand and intermittent feedstock cost surges periodically redirect export flows back to domestic consumers, fostering abrupt international supply shortages and volatile bulk pricing.
Based on multi-year sourcing data, continued volatility in feedstock markets and tightening of environmental regulations will likely push costs incrementally higher across all grades. The widest price gaps are projected in electronic and pharmaceutical sectors, where impurity and documentation demands multiply manufacturing complexity. Tariff escalation and cross-border logistics risk may also add to landed cost variances, depending on regional regulatory climate and energy transition initiatives. Margin compression could arise as long-term contracts lock in forward volume with cost-indexed clauses hinging on feedstock and energy adjustments.
Internal sales records, transaction-level cost tracking, and feedstock procurement history inform observed price patterns. Trade data, regulatory bulletins, and peer benchmark reports supplement forecasting. Imported supply fluctuations and spot market deviation trends are triangulated with shipping and customs data to validate annualized trendlines.
In the past year, key Asian producers executed planned maintenance and partial shutdowns tied to environmental equipment upgrades, affecting both output and global availability. Short-term price gains for export lots followed these events, while downstream users in regulated markets drew from inventory to stabilize operations. Industry scrutiny of ammonia and cyanide handling steps led to investment in additional scrubbers and containment, especially at larger integrated chemical parks.
Revised standards for impurity control, especially in pharmaceutical and electronics supply chains, require higher documentation, expanded testing panels (including genotoxic impurity tracing), and more robust packaging and labeling protocols. Several jurisdictions, including the EU and US, called for updated REACH or TSCA filings and end-use declarations, adding complexity for new grade launches and batch releases.
To address supply and regulatory challenges, production groups have implemented multi-tiered batch tracking, modular packaging options, and flexible campaign planning to meet surge orders and special purity runs. In-process controls focus on both impurity minimization and energy efficiency to limit downstream variability and compliance risk. Suppliers increasingly offer tailored logistics support, including chain-of-custody documentation, audit support, and shipment-by-shipment release checks to build confidence for regulated and specialty end users.
2-Cyanopyridine serves as an intermediate across the pharmaceutical, agrochemical, and specialty chemical sectors. In pharmaceutical syntheses, the compound supports production of active ingredients and advanced intermediates, demanding careful scrutiny of purity and impurity profiles. In agrochemicals, 2-cyanopyridine functions as a building block for herbicides and pesticides, where consistency in reactivity and impurity control directly impact formulation yields. Applications in specialty chemicals, such as dyes and specialty intermediates, may accept wider impurity windows, but still require diligent monitoring of organonitrogen contaminants and residual solvents.
| Industry | Typical Grade Used | Primary Requirements |
|---|---|---|
| Pharmaceutical Synthesis | Pharma Grade or Custom High Purity | Low organic and inorganic impurities; documented trace metals; stringent residual solvent control; lot-to-lot traceability |
| Agrochemical Manufacturing | Technical or Intermediate Grade | Consistent assay; controlled key process impurities; screening for organic halides as per regulatory frameworks |
| Specialty & Performance Chemicals | Industrial/General Grade | Flexible impurity range; focus on major organic byproducts management and downstream compatibility |
During scale-up, pharmaceutical applications typically require detailed lot documentation and impurity profiling (including isomeric and nitrile byproducts), guided by prevailing pharmacopeia and custom monographs. Agrochemical formulations focus on controlling pyridine ring impurities and limiting chlorinated organics, as these may disrupt soil or aquatic ecosystems per regional regulatory lists. Specialty applications monitor general assay and color, with attention to downstream solubility and byproduct reactivity.
Define whether the end use targets regulated synthesis or broad industrial application. Pharmaceutical and crop protection routes require more rigorous production controls, whereas colorant intermediacy or other performance uses sometimes permit wider property windows.
Check for requirements stemming from pharmacopeia listings, agrochemical registration dossiers, or specialty chemicals legislation in the target country or region. Technical documentation, such as DMFs or REACH dossiers, may dictate traceability, impurity documentation, or specific residual limits. Requirements diverge according to sector and customer audit findings.
Request detailed assay and impurity documentation. Higher-purity grades minimize organonitrogen byproducts, which directly affect downstream reactivity and product yields. Experienced users confirm that low levels of certain byproducts, such as dinitrile or halogenated pyridines, can influence purification costs or lead to batch rejections during later processing. Discuss final acceptance criteria with technical staff before locking specification ranges.
Match grade selection to planned batch scale or campaign duration. High-purity grades involve additional distillation and purification steps, which increase manufacturing cost and reduce throughput, particularly when trace impurity rejection rates are low. Larger production volumes, especially for technical or industrial grades, warrant assessment of cost-to-value ratio based on downstream cleaning, waste treatment, and regulatory reporting overhead.
Submit a sample request to enable laboratory-scale testing of the actual grade against your process. Key evaluation points often include impurity carry-over, reactivity under specified conditions, and ease of handling. Validation results tied to multiple lots support reliable transition to scale-up or regular supply. Our technical and quality teams review each feedback round, using in-process and finished batch data to adjust process parameters and support custom grade development when required.
Management of 2-Cyanopyridine starts from the selection of raw materials, emphasizing supplier qualification and documentation traceability. Manufacturing follows systems that align with international quality standards, supported by regular audits and third-party reviews where requested by partners. Certificates such as ISO 9001 are maintained through continuous review of internal control systems, corrective action on quality events, and ongoing training at each stage of production. Certification status is updated based on audit cycles and any substantive process modification.
Grade compliance varies according to the application segment—pharmaceutical intermediates, agrochems, or electronic chemicals. For pharmaceutical precursor grades, alignment with GMP guidelines or specific customer protocols forms the basis for qualification dossiers. Specialized grades can involve additional reporting, depending on sensitivity such as trace impurity monitoring for catalyst-grade or battery-material uses. Evidence of grade-specific compliance is included in the product release documentation or delivered after customer audits.
Routine batch release involves a suite of documentation typically covering analytical certificates (COA), lot traceability, and safety data files. For highly regulated segments, documentation expands to include impurity profiling, elemental screening, and process residuals. Customer-specified reporting formats or external validations (e.g., through contract labs) are available for sensitive downstream applications. Ongoing internal harmonization ensures alignment with current industry and customer document standards. Change control notifications are issued on process or analytical updates impacting specification.
Long-term production planning is anchored by continuous operation in dedicated units, with scheduling adjusted to match forecasted demand from key segments. Minimum lot size, timing, and allocation planning are confirmed quarterly with core partners, while stock is maintained based on agreed buffer stock policies. Flexible supply agreements can be aligned to contract, spot, or project-based scenarios to suit variations in order cycles. Alternate scheduling, consignment stock, or make-to-order options support customer-specific procurement models for 2-Cyanopyridine.
Installed capacity and ongoing debottlenecking drive security of supply for high-volume customers. Historical output data and run rates are frequently shared with priority partners, subject to confidentiality agreement. Redundant supply streams, dual utility feeds, and disaster recovery playbooks safeguard output regularity. Suppliers and logistics providers are also periodically reviewed, especially for sensitive export regions or regulatory environments.
For customers needing evaluation material, sample requests are processed through the technical or commercial interface. Evaluation lots are produced under standard manufacturing conditions or tailored to reflect requested specifications, with associated documentation provided per lot. Turnaround for sample quantities depends on current production campaigns, with communication on expected availability timelines supplied at request registration. Feedback from customer qualification is integrated into future production release protocols.
As requirements differ across industry sectors and supply chains, the cooperation model for 2-Cyanopyridine adapts accordingly. Volume-based rebates, call-off orders, and split deliveries are available for scalable demand situations. Custom packaging and labeling can be incorporated into routine production once technical approval is granted. For collaborative new grade or process development, joint project frameworks are initiated under mutual non-disclosure, with pilot production, technical review, and milestone-based readiness testing.
Production teams in our facilities continually analyze the integration of bio-catalytic processes and advanced synthetic routes for 2-cyanopyridine. There has been heightened interest from specialty chemical users and pharmaceutical intermediates manufacturers who seek lower residual by-products. Research focus stays on cleaner amination and improved dehydration for precursor streams. Chemists examine selectivity in catalytic stages and alternative recyclable solvents, particularly in larger-scale installations where recovery and emissions impact both cost and compliance.
Several downstream sectors have started trialing 2-cyanopyridine as a building block for new crop protection agents. Some innovation teams in electronics materials are experimenting with it as a precursor for specific ligands or ionic liquid precursors. Not every application tolerates the same trace impurity profile, so R&D work currently emphasizes grading to suit highly sensitive pharmaceutical or electronics requirements, where even minor off-specification products can stop downstream yield and compliance.
Challenging aspects in manufacturing still relate to batch-to-batch reproducibility, primarily due to fluctuations in raw material purity and catalyst life. Process engineers regularly monitor for heavy metal carryover and optimization of crystallization to minimize mother liquor inclusion. Recent improvements in analytical methods have enhanced in-line impurity detection, allowing earlier correction in campaigns. Key breakthroughs stem from closed-loop solvent and raw material recycling, which reduce both output variation and environmental burden—critical for customers facing stricter regulatory interface in advanced economies.
Technologists have mapped a steady uptick in demand from both pharma intermediates and crop science ingredient manufacturers over the medium term. Supply planning emphasizes agility in batch size and fine-tuning to dynamic end-use trends. The need for customized impurity control and fine particle engineering may shift the product mix in favor of differentiated grades, rather than pure volume growth.
Line supervisors collaborate closely with R&D to transition more processes away from legacy multi-solvent syntheses toward integrated, continuous-flow technology where justified by scale and feedstock volatility. This change supports more consistent impurity control and lowers operator exposure. There has been gradual industry swing toward adopting fully automated, monitored process streams—reflecting the shift from manual campaign management to data-driven process tuning.
Vapor handling and waste minimization stand out as priorities. Major customers increasingly request full diagnostics of life-cycle emissions and solvent recovery rates. Production teams now assess green chemistry metrics at each stage: atom economy, aqueous effluent management, and catalyst recovery efficiencies. Lowering the carbon footprint matters not only for direct use, but for downstream manufacturers facing their own ESG disclosures. Sourcing strategies give preference to renewable feedstocks where functional, and batch validation covers recycled solvent versus virgin solvent impacts.
Application engineers are available to clarify grade options and discuss compatibility of specific lots with diverse reaction conditions. Customers with stringent trace metal or by-product restrictions receive tailored advice based on process route analysis and prior campaign data. Whenever a customer reports a variance in reactivity or filtration, process technicians review entire product history, from raw material batch to final in-process analytical results.
Field teams frequently partner with customers' production chemists to troubleshoot incorporation issues, be it solubility in new solvent systems, filtration clarity, or impact of trace residues on catalyst loading. Trials often include side-by-side comparison of standard production lots and bespoke purifications under actual downstream conditions. Lab-scale simulation of customer reaction environments, with detailed reporting of observed differences in impurity carryover, forms part of new grade qualification.
Manufacturing and quality control departments treat every customer inquiry as an opportunity to refine not just batch consistency, but also methods documentation and sample archiving for root cause investigation. Any deviation report triggers a cross-disciplinary review, tracking not only immediate remedial shipment but also preventive measures at in-process checkpoints. Long-term partnerships involve periodic site audits, process assessments, and ongoing technical exchanges to align future product development with evolving industry requirements.
As a chemical manufacturer with decades of operations in fine and specialty chemicals, we produce 2-cyanopyridine at scale and under strict process controls. Our synthesis routes run on modern, automated systems with detailed batch records. Every stage—raw material qualification, reaction control, crystallization, purification—falls under direct plant management. The finished 2-cyanopyridine carries a clear molecular profile, low residual solvent limits, and meets the moisture requirements essential for downstream chemistries. Our workers understand the significance of each parameter because our product’s compliance affects our own plant safety and reliability as well as our external clients.
Our 2-cyanopyridine goes into large-scale production lines at pharmaceutical active ingredient plants, agrochemical synthesis facilities, and specialty intermediate workshops. The pyridine core serves as a fundamental building block in several ring transformation sequences. End uses include vitamin B3 synthesis, anti-parasitics, and other active molecules. Agrochemical formulators also select our material to initiate cyano group introductions that cannot tolerate off-ratio impurities or uncontrolled by-products. We review client application criteria before each scale-up run because downstream performance and plant throughput rely on precise analytical consistency batch after batch.
We maintain lab sampling at every production step. Our in-house QC team uses gas chromatography and titration methods that have been validated against benchmark standards. Final COA documents, issued before any dispatch, reflect actual run data—there is no off-site sample swapping. We audit our own documentation and sample retention, because inconsistencies risk not only business relationships, but also regulatory alignment at warehousing or import entries. Our sales and technical staff can trace each drum’s production history if a technical support call arises later in the supply chain.
Factory-controlled packaging lines fill, seal, and label containers within the same chemical campus. Customers receive 2-cyanopyridine in drums or intermediate bulk containers that pass leak, drop, and stack tests. All packaging options protect the product from moisture and contamination, supporting long-haul ocean or multi-week storage periods. Our warehouse ships out of a dedicated chemical logistics zone built for class 6.1 materials and compliant with international freight safety rules. Advanced scheduling and complete visibility ensure timely shipments, even during high demand cycles or peak export periods.
Manufacturing teams using our 2-cyanopyridine gain direct access to technical assistance from staff who oversee actual plant runs. Discussion ranges from analytical method compatibility to recommendations on storage stability. Process engineers work with our specialists to address process changes, filtration set points, recovery yields, or tailored analytical certifications. This approach reduces downtime and avoids run-to-run guesswork that sometimes results when buying from non-producing channels.
Direct sourcing 2-cyanopyridine from our factory secures two main values: consistency and traceability. Manufacturers save time on incoming quality checks and lower the risk of production batch failure. Distributors benefit from reliable container labeling, timely delivery documentation, and minimal supply interruptions—a competitive edge for customer retention. Procurement teams depend on single-source traceability to improve audit trails, simplify compliance checks, and negotiate more predictable pricing terms. We understand these priorities because our own operation’s continuity answers to the same commercial needs.
Direct synthesis of 2-cyanopyridine typically involves ammoxidation of 2-methylpyridine. This reaction takes place under demanding industrial conditions. Trace byproducts and impurities result from both upstream raw materials and downstream purification. As a manufacturer, our team routinely tracks these so we can offer reliable product performance to pharmaceutical clients.
Major impurities in 2-cyanopyridine often arise from side reactions or incomplete conversions. Observed traces often include 2-methylpyridine, 2-cyanopyridine N-oxide, 3-cyanopyridine, pyridine, and 2,6-lutidine. Some batches may occasionally show traces of 2-aminopyridine or oligomers depending on the status of the catalyst or the thermal profile in reactors.
Although purification steps aim to drive most of these contaminants below 0.1%, even much lower concentrations can impact the downstream synthesis of pharmaceutical intermediates. Based on decades of operational monitoring, we see that minor variations in incoming raw materials or shifts in reaction pressure show up as higher levels of 2-methylpyridine or pyridine, especially if catalyst regeneration is delayed.
Pharmaceutical projects demand tight impurity control. For active pharmaceutical ingredient (API) synthesis, even sub-0.05% levels of 2,6-lutidine or unreacted pyridine can cause color changes or yield losses during cyclization or reduction. N-oxides are especially problematic, since they act as oxidizing agents and may alter downstream reaction kinetics. We have observed that N-oxide content above 0.02% hinders hydrogenation and increases byproduct formation.
Our technical team also found that 3-cyanopyridine present beyond 500 ppm may lead to regioisomeric contamination in multi-step routes. This can complicate purification, create unwanted isomers, or introduce challenges for chiral resolution later in the process. When 2-aminopyridine appears, even at ppm levels, we initiate additional fractionation and re-purify, since amines can catalyze polymerization or interfere with SNAr substitutions.
We maintain strict reactor temperature control and ensure complete catalyst recycling to suppress isomer and oligomer formation. During distillation, our operators monitor advanced analytics (GC, LC-MS) to guarantee that the product leaving the column does not exceed internal impurity thresholds. Every shipping batch passes a comprehensive impurity panel, and we can provide detailed certificates of analysis upon request.
The pharmaceutical sector regularly requests custom impurity profiles to align with specific regulatory filings. Our team can tune purification by adding targeted distillation steps, adjusting reaction residence times, or introducing polishing filtration. By keeping upstream raw material purity high, especially for 2-methylpyridine, we consistently hit ultra-low impurity targets.
Experience shows that proactive process management and transparent impurity reporting keep pharmaceutical projects on track. Our production managers schedule regular maintenance and in-process analysis to catch deviations before they create downstream risks. If a client reports an unexpected impurity finding, we immediately trace the batch record to address root cause.
Continued investment in process analytics and precision purification enables us to push 2-cyanopyridine into higher-purity domains, supporting pharmaceutical research and commercial-scale active ingredient synthesis with greater confidence.
We produce 2-cyanopyridine at industrial scale in our own manufacturing facilities. Years of experience in pyridine derivative processing have shown that establishing a reasonable minimum order quantity is crucial both for economics and for maintaining quality standards. We set the minimum order for bulk procurement of 2-cyanopyridine at one metric ton—shipped in either fiber drums or intermediate bulk containers under nitrogen to ensure product integrity during transit.
We do not pack in small lots for bulk buyers since the overhead of cleaning, safety monitoring, and process switching does not align with the cost structure or quality assurance protocols of our operations. Bulk quantities support efficient reactor loading, waste minimization, and optimal use of our analytical resources. Smaller orders also increase cross-contamination risks and introduce variables outside of our continuous quality control routines.
All our shipments come directly from our controlled synthesis and packaging lines, not from resold warehouse stock. For scheduled production, our typical lead time for 2-cyanopyridine bulk orders is 3 to 4 weeks ex-works from advanced purchase order confirmation. This timeframe includes allocation of reactor time, solvent recovery, and batch-wise chromatographic analysis for specification compliance.
Our scheduling team batches the 2-cyanopyridine runs based on contract volumes and planned maintenance cycles, which maximizes process safety and purity. During periods of peak demand or scheduled plant turnarounds, it’s possible for lead times to extend by a week. We keep this window as tight as possible without sacrificing analytical review or packaging quality. Rush orders can occasionally be accommodated, but they require shifting other production runs and may incur surcharges for overtime and expedited certification. Consistent contract buyers who provide annual demand forecasts usually receive priority in calendar slotting.
2-Cyanopyridine is a precursor for a range of pharmaceutical and agrochemical products and is classified as a hazardous material throughout the supply chain. Meeting transport safety, export documentation, and compliance monitoring requirements adds necessary checks to the packing and loading process. Our logistics team coordinates directly with certified carriers to ensure delivery timelines are predictable and regulatory documentation follows consignment from loading bay to customer gate.
Operational reliability matters to us as much as to our customers. Regular communication with our technical and logistics staff reduces the chance of supply interruptions. Advanced scheduling not only provides customers with shipment predictability but also allows us to build buffer stock when necessary.
For customers seeking security of supply, we recommend entering into rolling contracts or scheduling framework agreements. This enables us to plan raw material procurement, staffing, and quality release sampling in advance, resulting in more efficient service and minimized delays. Our technical service team is available to answer all technical and packaging related questions before order formalization and to handle documentation requests such as certificates of analysis, reach statements, or custom test protocols as needed.
Direct manufacturer-to-customer relationships create more efficient supply chains, leading to fewer interruptions and stronger confidence in the origin and quality of each batch of 2-cyanopyridine shipped from our facility.
Shipping 2-Cyanopyridine means handling a substance recognized for its industrial uses and chemical reactivity. As a direct manufacturer, our team recognizes that transport regulations exist not as mere paperwork, but because this material’s properties call for responsible logistics. International shipments begin with a close evaluation of chemical compatibility, material hazards, and regulatory classification. For 2-Cyanopyridine, our technical staff classifies each outbound batch under the UN regulations, which identify it as a hazardous material with a specific UN code set by the United Nations Committee of Experts on the Transport of Dangerous Goods. This code pinpoints critical information for customs and logistics teams worldwide.
Regulatory compliance requires us to prepare robust documentation. Our technical team generates and updates the Safety Data Sheet, prepared in accordance with the latest GHS (Globally Harmonized System) requirements. This document spells out the physical and health hazards as well as handling guidelines. For each shipment, we provide a current SDS in several languages whenever required by customs or regulatory agencies across different continents.
Beyond the SDS, we supply transport-specific documentation such as the Dangerous Goods Declaration. We do not cut corners — manifests clearly state all chemical identities, hazard classes, packing groups, and necessary emergency measures. Our teams understand that incomplete or inaccurate documentation can lead to customs seizures or transport delays, both of which increase risk.
The correct packaging selection and labeling are as critical as the paperwork. Our export team only loads 2-Cyanopyridine into UN-approved drums constructed from compatible materials, guarding against leaks and chemical degradation. All containers bear the proper hazard symbols, risk phrases, and transport labels specified in IMDG (sea), IATA (air), and ADR (road and rail in Europe) codes. The hazard diamond and UN number remain visible and firmly attached throughout transit. No shipment leaves our facility without this visual compliance confirmed.
Our crew in logistics participates in regular regulatory training to stay up to date with IATA, IMDG, and ADR amendments. When governments update restricted substances lists or change permissible quantities, we adapt immediately. We take part in routine audits — both internal and governmental — to verify that documented procedures match actual practice. Experience shows that the smallest oversight can trigger costly shipment holds or forced returns at borders.
Issues often arise with documentation harmonization between regions. For instance, authorities in Europe sometimes demand additional toxicological disclosure. Our documentation team maintains a library of pre-translated SDS and ensures labeling reflects every unique legal requirement, eliminating last-minute repacking or relabeling. Our production and dispatch teams collaborate closely, so all safety instructions, handling warnings, and emergency contacts travel seamlessly with each consignment.
We take responsibility for compliance from the first drum filled until arrival at the customer’s site. Every batch is traceable, and our technical staff remains available to address inquiries from customs or authorities. With correct labeling, updated safety sheets, and trained logisticians, we keep international shipments reliable and safe for our partners and end-users.
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
