| Names | |
|---|---|
| Preferred IUPAC name | pyridine-4-carbonitrile |
| Other names | 4-Pyridinecarbonitrile 4-Cyanopyridine p-Cyanopyridine Pyridine-4-carbonitrile |
| Pronunciation | /ˈfɔːr saɪˌænəʊpɪˈrɪdiːn/ |
| Identifiers | |
| CAS Number | 100-48-1 |
| Beilstein Reference | 120924 |
| ChEBI | CHEBI:42424 |
| ChEMBL | CHEMBL50284 |
| ChemSpider | 11699 |
| DrugBank | DB08797 |
| ECHA InfoCard | ECHA InfoCard: 100.005.492 |
| EC Number | 202-996-8 |
| Gmelin Reference | Gmelin 114580 |
| KEGG | C01775 |
| MeSH | D017910 |
| PubChem CID | 10477 |
| RTECS number | US8385000 |
| UNII | R1P5DKJ93A |
| UN number | UN3439 |
| Properties | |
| Chemical formula | C6H4N2 |
| Molar mass | 104.11 g/mol |
| Appearance | White to pale yellow crystalline powder |
| Odor | Odorless |
| Density | 1.023 g/cm³ |
| Solubility in water | Moderately soluble |
| log P | 0.08 |
| Vapor pressure | 0.0152 mmHg (25°C) |
| Acidity (pKa) | 4.62 |
| Basicity (pKb) | 2.9 |
| Magnetic susceptibility (χ) | -49.0×10⁻⁶ cm³/mol |
| Refractive index (nD) | 1.506 |
| Viscosity | 2.12 mPa·s (25°C) |
| Dipole moment | 4.44 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 176.2 J·mol⁻¹·K⁻¹ |
| Std enthalpy of formation (ΔfH⦵298) | 86.6 kJ/mol |
| Std enthalpy of combustion (ΔcH⦵298) | -2092 kJ/mol |
| Pharmacology | |
| ATC code | Not assigned |
| Hazards | |
| GHS labelling | GHS02, GHS07 |
| Pictograms | GHS07 |
| Signal word | Warning |
| Hazard statements | Hazard statements: "H302, H319, H335 |
| Precautionary statements | Precautionary statements of 4-Cyanopyridine: "P261, P264, P270, P271, P301+P312, P304+P340, P312, P405, P501 |
| NFPA 704 (fire diamond) | 3-1-0 |
| Flash point | 127°C |
| Autoignition temperature | 660°C |
| Explosive limits | Explosive limits: 1.3–7.3% |
| Lethal dose or concentration | LD50 oral rat 890 mg/kg |
| LD50 (median dose) | LD50 (median dose): Oral rat LD50 = 492 mg/kg |
| NIOSH | GRR |
| PEL (Permissible) | PEL: Not established |
| REL (Recommended) | 2°C to 8°C |
| Related compounds | |
| Related compounds | Pyridine 2-Cyanopyridine 3-Cyanopyridine Isonicotinic acid Nicotinamide Nicotinic acid |
| Product Name & IUPAC Name |
4-Cyanopyridine IUPAC Name: Pyridine-4-carbonitrile |
|---|---|
| Chemical Formula | C6H4N2 |
| Synonyms & Trade Names |
|
| HS Code & Customs Classification |
HS Code: 2933.39 The HS code above is recognized internationally for heterocyclic compounds containing only nitrogen hetero-atoms. Regional differences in customs documentation may require addressing the intended use or impurity profile, depending on the destination market’s regulatory framework. Industrial shipments must align customs description with batch documentation and end-use statement where demanded by national authorities. |
Industrial 4-cyanopyridine is produced through the ammoxidation of 4-methylpyridine as the principal process route, with raw material grade and catalyst quality impacting yield, impurity profile, and batch reproducibility. Choice of synthesis route comes down to catalyst performance, availability of high-purity 4-methylpyridine, and waste minimization targets. Secondary routes, such as dehydration of 4-picolinecarboxamide, remain less efficient for bulk requirements and are generally reserved for smaller or highly customized batches.
Monitoring trace nitrogen-containing byproducts, isomers, and residual solvents is part of standard in-process control—variability in these can alter downstream usage for crop protection, pharmaceutical intermediates, or electronic chemicals. Impurity cap levels and specification limits can differ by industry and customer qualification program, so each production batch is accompanied by a defined specification sheet, not a generic standard.
Release criteria for shipment align with both customer contract terms and internal quality benchmarks. Depending on the intended end use, specifications for residual moisture, color, and trace organics may be set at different levels, requested by formulators for direct synthesis or further derivatization. Where regulatory compliance is involved (REACH, TSCA, domestic chemical controls), documentation binds together CAS, formula, and HS Code as part of the traceability package, with originals archived as part of quality assurance.
Identification information is not simply for customs clearance—it is used internally for batch tracking, incident trace-back, and process efficiency analysis. Naming conventions on drums and bulk containers must correspond with domestic and international regulations, supporting seamless transfer through the supply chain. Manufacturing records also track the observed variability in key physical and chemical identification parameters, such as melting point and UV-Vis spectra, to corroborate authenticity and support customer audits.
Standardization is guided by prevailing customer order pattern: pharmaceutical intermediates may demand a tighter impurity threshold versus agricultural technical grade, with sampling frequency and analytical resolution adopted accordingly. No single reference property is universal; technical documentation is designed to frame each parameter within the context of batch history and production logic.
In practical plant-scale production, 4-cyanopyridine is usually isolated as a crystalline solid. Color ranges from off-white to pale yellow, with variance linked to residual impurities and batch work-up conditions. It carries a faint aromatic odor, sometimes described as slightly bitter. Melting and boiling ranges shift with purity and moisture load; high-purity grades present sharper transitions crucial for downstream synthesis or pharmaceutical use. Bulk density depends on crystal size and processing history, affecting handling and dust mitigation on site.
Chemical stability reflects storage conditions—extended heat or UV exposure accelerates degradation, commonly yielding colored decomposition products and unidentified trace contaminants. Residual alkalies or metal ions from process catalysts can prompt further reactivity, so wash-outs in final purification serve a protective role for long-term stockpiles. Sensitivity to oxidizers and acids requires that incompatible cargos be separated in manufacturing logistics.
Solubility shows substantial grade- and temperature-dependence. High-purity 4-cyanopyridine dissolves more predictably in alcohols and polar aprotic solvents, important when preparing concentrated solutions for organic synthesis. Technical grades may leave undissolved particulates from minor polymeric contaminants, requiring solution filtration. For any analytical or formulation work, solubility optimization—often by pre-dissolution at controlled pH—directly affects batch consistency and throughput in multi-step processes.
Specification values track end-use: electronics, pharmaceuticals, and agricultural intermediates each demand custom purity levels and impurity caps. Pharmaceutical and electronic grades require narrower impurity windows, batch-by-batch analytical releases, and tighter residual water controls. The final release standard is subject to internal quality control criteria and customer requirements.
Major process-related impurities often include unreacted cyanopyridine isomers, oversubstituted byproducts, and trace inorganics tied to catalyst residues. Their absolute limits are not universal but depend on downstream customer application and synthesis route. In-process sampling allows early detection, and aggressive purification can mitigate most organic impurities but less so for metal ions unless dedicated chelation or resin treatments are included.
Quality control depends on calibrated methods. HPLC is typically used to define organic impurity profiles, with GC-FID and ICP-OES or AAS for volatile components and trace metals, respectively. Some customers specify custom testing protocols to ensure no adverse interference in their unique transformations or formulations.
Sourcing for feedstocks such as 4-methylpyridine or 4-picoline follows strict supplier qualification, with focus on consistent impurity background and secure logistical flows. Cost and supply risk determine raw material selection almost as much as technical merit, especially for multi-ton annual output facilities.
In most industrial plants, ammoxidation of 4-methylpyridine in the presence of an oxide-based catalyst provides the dominant synthesis route. Key operating parameters (temperature, catalyst age, and ammonia/oxygen ratios) are carefully controlled to suppress over-oxidation and unwanted isomerization. Variation among plants may reflect legacy technology, regulatory frameworks, and raw material availability.
Temperature, residence time, and gas phase composition directly affect conversion and impurity spectra. Staged condensation trains and continuous extraction methods help minimize byproduct loads. Purification frequently involves distillation under reduced pressure, solid-liquid extraction, or recrystallization. The degree of effort at this step mirrors downstream purity demands.
Every batch release depends on a comprehensive testing regime: composition, impurity content, and key physical properties are recorded. Ongoing in-process analysis and retention sample archiving underpin traceability for sensitive end-user demands, especially in pharma and fine chemical sectors.
4-Cyanopyridine offers a versatile handle in organic synthesis, particularly for nucleophilic addition or substitution, amidation, and reduction. For downstream pharmaceuticals, amide bond formations and reduction to aminomethyl intermediates are prominent. Reaction performance hinges on base purity and residual catalyst interference from upstream synthesis.
Laboratory to plant-scale processes often require adjustment—choice of solvent, catalyst loading, and temperature not only reflect reaction design but also contaminant tolerance. Engineers observe that trace heavy metals or oxygenates shift the selectivity or work-up profile, often requiring tailored pretreatment.
Downstream products vary from vitamins, agrochemical actives, to advanced intermediates. Any variation in impurity background in the supplied 4-cyanopyridine can directly impact overall yield, crystallization behavior, and isolability of these downstream materials.
Climate-controlled storage environments offer the most security—ambient temperature and humidity must be monitored to guard against clumping, hydrolysis, or slow degradation. Drums or bags made of high-density polyethylene with sealed liners generally perform well for bulk storage. For higher-grade stocks, inert gas blanketing reduces the risk of oxidation and contaminant ingress.
Material selection takes into account potential for extraction of trace metals or leaching of plasticizers. Stainless steel or lined containers are reserved for ultra-high-purity lots; for general industrial use, quality polymer drums suffice as long as routine inspection and stock rotation are enforced.
Shelf life shows some grade dependency. Visible discoloration, altered flowability, or off-odors signal advanced degradation. Analytical trending against retention samples helps establish specific holding times for each customer category.
Standard GHS documentation lists 4-cyanopyridine as hazardous, primarily via acute toxicity by inhalation and ingestion, with potential for eye and skin irritation. Classification labels draw from publicly available toxicology; exact risk communication may vary by region, influenced by regulatory systems.
Plant operations observe strict control over dust formation and airborne exposure. Common precautionary measures include local ventilation, process enclosure, and personal protective equipment focused on skin and respiratory protection.
Adverse findings in animal models guide exposure guidelines, especially for respiratory and ingestion pathways. Any deviation from standard process cleanliness or ventilation setbacks can quickly elevate worker exposure, prompting real-time monitoring.
Local or national occupational standards set exposure thresholds, enforced by process-level engineering controls and personal protective practices. Spillage or accidental contact protocols follow internal risk assessments supported by practical feedback from plant incidents and near misses.
In our integrated facility, 4-cyanopyridine production relies on the continuous supply of key raw materials such as acrylonitrile and ammonia. The total annual output capacity depends on both the stability of precursor supply chains and the efficiency of catalytic ammoxidation technology. Bottlenecks are largely tied to reactor throughput, catalyst life-cycle, and downtime frequency for equipment overhaul. Plant scale and batch size are directly adjusted in response to firm customer demand forecasts, with larger-volume manufacture committed to pre-negotiated offtake agreements.
Lead time fluctuates according to season, campaign scheduling, and prior commitments to pharmaceutical, agrochemical, and specialty materials sectors. MOQ reflect grade and packaging—bulk drum orders generally start at several hundred kilograms per shipment, while high-purity pharmaceutical requests often involve smaller batches with extended timelines to accommodate additional purification steps and release testing.
Packaging depends on end-use specifications and regulatory shipment requirements. For technical grades, steel drums with polyethylene liners are regularly used to mitigate moisture ingress. High-purity or low-residual-grade material can be packed in fluorinated HDPE containers or intermediate bulk containers (IBCs) under nitrogen blanketing, subject to customer hazard classification guidance and destination customs protocols.
Shipping is routed through major hazardous chemical logistics networks certified for Handling Class 6.1 materials. Typical Incoterms include FOB or CIF, with route optimization driven by destination and local import restrictions. Payment terms are nomination-based for long-standing customers; new or one-off consignments usually require advance or irrevocable letter of credit settlement to offset credit risk exposure.
Raw material costs are dominated by acrylonitrile and ammonia spot prices. Price swings result from upstream petrochemical volatility and regional supply disruptions—unscheduled cracker outages, feedstock shortages, or export restrictions can cause cost unpredictability. The proportion of energy and water input in production further links operational costs to local utility indices. Further, yield losses from off-spec impurities or shortened catalyst runs contribute to per-unit costs, especially on pharmaceutical grades with stringent impurity thresholds.
The widest price dispersion in the 4-cyanopyridine market comes from grade, purity, and packaging requirements. Technical (industrial) grades with moderate impurity tolerance are quoted lower, while reagent and pharmaceutical grades—requiring complex chromatographic purification and advanced analytical documentation (e.g., ICH Q3A/B, USP/EP conformity)—carry premium pricing. Certification for transport (UN-certified, ADR, IMDG) and custom-tailored packaging (UN-rated IBCs, anti-static liners) also increase cost per unit for compliance and safety.
Recent years show growing demand in Asia-Pacific, led by agrochemical intermediates and pharmaceutical intermediates. Large established producers in China and India run continuous campaigns, but production output response can lag behind sharp demand spikes. In North America, capacity concentrates around specialty chemistries with less commoditized process infrastructure. Europe exhibits stable demand but with progressively stricter environmental compliance, impacting cost structure and competitive positioning.
United States: Domestic production hinges on specialty application demand; imports satisfy the bulk technical grade market.
European Union: Regulatory compliance (REACH, CLP, SVHC reporting) and sustainability initiatives drive up compliance-related cost.
Japan: Quality documentation, traceability, and process verification standards increase both production lead times and price.
India: Capacity expansion ongoing, but integration into global supply chains depends on downstream certification capacity.
China: Dominant position in volume and price, though environmental inspection cycles and hazardous waste regulation influence output fluctuation.
Barring supply chain shocks, the global price average for 4-cyanopyridine is expected to follow upstream feedstock volatility with mild upward pressure from increased regulatory costs and tightening purity standards in key applications. Possible improvements in catalytic process yield may partially offset energy and compliance cost growth in mature economies.
Assessment based on internal plant operating data, raw material procurement indices, and contract market price benchmarks from global chemical industry analysis services with periodic cross-check to customer spot and term tender outcomes.
Current expansion projects in Asia drive increased output but lead to short production lulls during plant turnarounds. Demand surges in agrochemicals during key seasonal windows, particularly for high-purity intermediate, periodically strain available inventory. Ongoing investments seek to upgrade process automation and emissions control, with emphasis on closed-loop recycling of ammonia and solvent streams.
Environmental and safety regulations in the EU and North America push producers to adopt advanced emission abatement and digital batch reporting. Cross-border sales now require enhanced documentation reflecting GHS/CLP alignment and updated transport hazard labeling. REACH and similar frameworks increase reporting obligations on impurities and secondary components, driving up the internal compliance workload.
Producers reinforce raw material procurement frameworks to hedge spot price fluctuations, buffering contract manufacturing with forward purchasing and secondary supplier qualification. Additional investment in real-time process analytics targets tighter specification control and earlier impurity rejection, reducing batch loss and rework incidence. Development teams continue to optimize catalyst systems, aiming for longer operational cycles and reduced raw material input per finished tonne, especially critical for high-volume contracts with fixed pricing terms.
4-Cyanopyridine stands as an intermediate in synthesis routes for pharmaceuticals, agrochemicals, and specialty chemicals. Primary usage in API production focuses on downstream pyridine derivatives, where both reaction yield and impurity profiles become pivotal. Agrochemical sectors employ it for production of active ingredients, which can carry more tolerance for certain residuals than strict pharma applications, but still demand consistent product profile for scale-up. In electronics and fine chemical manufacturing, 4-Cyanopyridine occasionally finds use in custom reactions, where trace metals and moisture content can become critical due to process sensitivities.
| Application | Preferred Grade | Key Specification Focus |
|---|---|---|
| Pharmaceutical Synthesis | Pharma-grade | Organic and inorganic impurities, water content, specific impurity profiling according to ICH Q3A/B |
| Agrochemical Synthesis | Technical-grade | Total purity, by-product matrix, presence of regulated residues |
| Fine Chemicals & Custom Applications | Custom grade | Customized for target performance: heavy metal content, residual solvents, particle size if solid |
Pharmaceutical demand for 4-Cyanopyridine places the highest scrutiny on both organic and inorganic trace impurities, following pharmacopeia-driven release panels. Moisture level impacts stability and reactivity during storage and at point-of-use; sensitivity to oxygen can vary based on downstream chemistry. Agrochemical processers may set limits for specific regulated impurities and require batch-to-batch reproducibility but operate with some latitude on non-toxic trace by-products. Custom chemical applications present mixed requirements, with some customers focusing narrowly on single-point impurity exclusions, while others prioritize logistical consistency for continuous production.
Each field places different technical emphasis on purity profile, trace impurities, and physicochemical stability. Begin by mapping your intended synthesis route or finished product application, as this will determine not only the grade but the associated specification focus required for success.
Pharmaceutical and food-contact cases obligate strict regulatory compliance including impurity control under ICH, USP, or local equivalents. Agrochemical producers reference REACH, EPA, or local plant protection standards. These frameworks drive selection of specification cut-offs and supported analytical verification in each shipment batch.
Purity is defined by both total assay and specific impurity exclusions. Pharma-grade 4-Cyanopyridine batches undergo additional purification cycles and tighter QA review to address genotoxic risk and low-level residuals. Technical grades for agrochemistry are benchmarked by total content and deleterious by-product exclusion shaped by downstream toxicity screens. Custom applications often require consultation regarding which analytical controls are most critical for the processing technology in use.
Higher grades carry greater production cost due to extra purification, validated cleaning processes, and batch segregation. Pharma customers often demand smaller batch sizes for clinical routes, while agro and industrial buyers tend to order bulk. Aligning order volume and budget against product grade allows for a sustainable supply partnership without over-specification.
True suitability for a specific process becomes apparent only after pilot-scale validation. Request representative samples that match intended supply grade and source detailed CoA including full analytical run. Engage QA and R&D for in-process compatibility tests—this step uncovers any grade-specific risk that specification sheets may not highlight.
Raw material origin and process chemistry shape impurity matrices and reproducibility. Manufacturing route—such as direct amination or alternative cyanation—directly affects both expected residuals and cost base. Control points in synthesis address not just target molecule conversion but also removal of trace by-products: these can accumulate if the process is run without systematic QA review of side-stream elimination. Manufacturers typically invest in controlled crystallization, distillation, or chromatographic purification steps for higher purity needs.
Batch consistency depends on closed-system handling, validated equipment cleaning, robust in-process analytics, and supply chain segregation for multi-grade facilities. Release criteria for pharmaceutical grade rely on both internal and customer-agreed targets. Agrochemical grades depend more on stability testing, total assay, and regulatory-defined negatives. Custom grades are usually provided against agreed analytical targets and performance trials verified at the customer’s lab.
4-Cyanopyridine production operates under systematic quality management aligned to globally recognized standards. Independent audits of the production facilities verify the effectiveness of quality assurance processes across raw material intake, in-process controls, and finished product release. Compliance with ISO-based certification systems reflects the plant’s controls on traceability, deviation management, and corrective actions. Internal quality management protocols address both general system requirements and 4-Cyanopyridine-specific issues, such as the segregation of critical raw materials that influence impurity profiles.
Certifications extend to application-driven requirements, such as pharmacopoeia conformity for pharmaceutical intermediates or food-contact regulatory documentation for downstream use. Final batch certification considers grade distinctions, reflecting differences in impurity acceptance criteria and analytical characterization. For 4-Cyanopyridine, release certificates detail key composition, heavy metal screening, and solvent residues in line with contract specifications. Where customer country-specific or sector-driven standards (such as REACH or US EPA listings) are needed, documentation is developed in coordination with regulatory teams to align with the intended application and jurisdiction.
Batch records include analytical test reports, process data logs, and material traceability sheets. These records support both internal consistency and customer-requested audit trails. For regulatory submissions, the dossier may include impurity carryover studies, validation of analytical methods, and long-term stability observations. Data packages for export markets address both the requirements of local authorities and the transparency expectations of leading downstream customers. Custom documentation packages relate to grade and process route, especially where end-use is sensitive to specific trace contaminants or regulatory flags.
Capacity commitment for 4-Cyanopyridine considers both plant output and allocation to longstanding contractual partners. Manufacturing lines prioritize batch scheduling based on confirmed purchase orders, multi-year supply programs, and forecasted demand from core customers. Flexibility in output assignment allows capacity reservation for key accounts facing seasonal swings or project-driven spikes. For short-term needs or spot purchases, the supply team reviews current inventories and upstream feedstock availability to ensure timely fulfillment without compromising core long-term obligations.
Core capacity rests on multi-line operational setups, equipped for parallel batch processing and redundancy against planned maintenance. Production continuity relies on consistent sourcing of raw feedstocks, process control strategies to minimize batch-to-batch drift, and robust inventory management. The technical team routinely evaluates bottlenecks, identifying process steps most vulnerable to raw material volatility or equipment downtime. Supply chain group maintains buffer stock policies that factor in supplier lead times and shipping risks. Output levels and reliability can be adapted according to the grade required and the customer’s specific supply security expectations.
Sample requests follow a defined protocol. Customers specify intended application, preferred test quantity, and grade requirements. The technical support group reviews requests to ensure that supplied material matches downstream validation needs, including targeted impurity profiles or analytical certificate content. Before sample dispatch, representative batch data accompanies the sample, covering agreed analytical parameters and, where required, additional documentation to support pre-qualification studies. Repeat sample provision or specialized R&D lots are handled on a case-by-case basis, particularly for customers in regulatory or formulation development phases.
Supply agreements take shape according to customer preferences for volume stability, price mechanisms, and supply risk mitigation. Options include long-term offtake contracts with scheduled delivery windows, framework agreements for call-off supply, and ad hoc purchase deals for project-based demands. Volume commitments and pricing structures adjust depending on the degree of delivery flexibility sought, the grade portfolio selected, and underlying feedstock market risks. Technical teams collaborate on joint planning and troubleshooting, addressing any process-specific modifications or formulation support required during the cooperation period. Customer audits, visitations, and feedback loops are facilitated to ensure continued alignment between supply quality and evolving application requirements.
Recent years have brought increased attention to the selectivity and throughput of ammoxidation and cyanation routes for 4-cyanopyridine. The main research focus in our technical teams revolves around catalyst stability, raw material adaptability, and process intensification. Researchers closely monitor the impact of feedstock variation and operational scale on impurity profiles, as these parameters drive downstream purification cost and influence customer-specific application windows, particularly in pharmaceutical and agricultural synthesis routes.
4-Cyanopyridine functions as an essential intermediate in processes demanding high selectivity for downstream aminopyridines, pyridinecarboxamides, and other specialty building blocks. Shift in the demand spectrum, especially from agrochemical actives and specialty pharmaceuticals, requires adaptation of grade levels and control over trace amines and residual solvents. As bioconjugation and advanced material projects push for higher purity, R&D integration with custom synthesis groups becomes essential to meet varying impurity thresholds and ensure reliable technical fit for each application category.
Main production bottlenecks relate to minimizing isomeric byproducts and controlling residual chloride or catalyst residues without excessive post-processing. In our manufacturing process optimization, close-loop control and targeted catalyst improvements have yielded stepwise reductions in reaction side products. Nevertheless, each scale-up requires reassessment of impurity drift and waste handling. Facilities equipped for continuous mode face new challenges in heat removal and intermediate hold-up, which require adaptive in-line monitoring and targeted analytical release strategies.
Industrial demand for 4-cyanopyridine tracks closely with regulatory approvals of novel actives and the shift toward high-barrier intermediates. Growth in Asia-Pacific and selective expansion in custom synthesis outsourcing continue. Grade requirements diverge, with custom pharma and crop protection clients driving calls for stricter control of trace and isomeric impurities. Estimated demand trajectories remain sensitive to raw material price volatility and regulatory changes affecting precursor availability.
Process shifts center on continuous operation, closed-loop analytics, and solvent recovery measures, where strict process control reduces both waste and unplanned process downtime. The choice between batch and flow regimes depends on site-specific compatibility, customer specification, and local emission standards. Advanced analytics, including NIR and online HPLC, began replacing conventional off-line QC methods, especially for campaigns requiring short cycle times. Batch-to-batch reproducibility, especially as dictated by end-use requirements, remains a continuous improvement focus.
Pressure to reduce effluent, especially cyanide and solvent residues in waste streams, drives internal process selection decisions. Material recovery and energy integration remain priority projects. For customers under sustainability mandates, documentation of in-process solvent recycling, waste minimization, and process safety management can be provided upon request. Achieving sustainability targets requires ongoing investment in equipment upgrades, feedstock substitution programs, and life cycle assessments.
Customers frequently require clarification on grade-to-application matching. Technical staff work directly with customer R&D and production to review impurity profiles, recommend grade selection, and interpret regulatory documentation in light of specific downstream formulations. Interpretation of impurity signatures depending on process route and batch release history is available.
The manufacturing technical service team provides hands-on support for process integration, including blending trials, solvent compatibility studies, and troubleshooting of downstream side reactions. Experience demonstrates that attention to trace impurity carry-over and solubility variation by grade is critical for high-yield transformations in sensitive synthesis streams. Custom documentation and batch-specific analytical data sets address project-specific requirements.
After delivery, follow-up support includes stability information, shipment batch verification, and assistance with regulatory dossier preparation as needed for regional compliance. Issue resolution follows a direct line with our technical and QA staff, rather than through trading agencies or intermediaries. Shelf-life and storage recommendations depend on the grade and packaging specifics, as defined by internal quality criteria aligned with customer needs.
| Support Area | Available Services | Notes |
|---|---|---|
| Technical Consultation | Process selection, grade matching, regulatory interpretation | Based on current plant QC and customer process requirements |
| Application Optimization | Process simulation, impurity mapping, custom documentation | Adaptable to customer end-use and specification |
| After-Sales Support | Stability info, batch verification, complaint management | Tracked direct with QA; batch specifics may differ by grade |
Our chemical facility produces 4-Cyanopyridine through a proprietary synthesis process that meets robust industrial demands. Consistency in chemical characteristics remains central to our daily operation. Batch purities and particle distribution fall within tightly controlled parameters, documented by real-time laboratory checks throughout each stage of production. This approach goes beyond basic compliance; it addresses the practical requirements faced by R&D teams and plant engineers at scale.
4-Cyanopyridine forms a foundation in pyridine chemistry. Agrochemical firms use it as a core building block for active ingredients, often targeting herbicides and plant growth regulators. Pharmaceutical manufacturers rely on our material as an intermediate for antihypertensive and anti-inflammatory drug synthesis. Demand also comes from pigment and dye makers, who require stable nitrile groups for advanced color applications. These sectors operate under strict regulatory oversight and supply reliability expectations, translating directly to the need for high assay and batch reproducibility.
Our team runs each batch through integrated process controls, not only at the final stage but throughout every major conversion step. We verify critical identity and purity markers using HPLC and GC tests. Moisture and trace byproducts fall within narrow limits. Whenever technical staff raises a deviation, production can halt for investigation, ensuring that only batches meeting full specifications progress to packing.
We supply 4-Cyanopyridine in a range of industrial packaging solutions built to control contamination risk and support varying facility workflows. Options cover high-seal fiber drums, lined bags for powder handling systems, and bulk containers for large-volume process plants. Our filling and sealing rooms operate under controlled conditions, minimizing airborne moisture and dust intrusion. For international clients and continuous-feed operations, container integration supports both break-bulk and bulk liquid unloading. Clients with special discharge or labeling needs work with our packaging design team to streamline implementation into their process lines.
Our technical service department consists of chemists and chemical engineers who understand the use case pressures faced by industrial end users. We assist with application troubleshooting, compatibility questions, and adaptation to custom production setups. Ongoing partnerships often involve support for regulatory documentation, analytical method development, and compliance checks before full-scale switchover. Clients receive immediate feedback on technical queries and can rely on our team to resolve application or performance issues related to 4-Cyanopyridine.
Direct communication between our manufacturing team and purchasing departments creates transparency in lead times, shipment scheduling, and anticipated market shifts. We provide documentation on traceability and manufacturing history with every shipment, supporting both quality audits and internal compliance reviews. The transfer of technical knowledge between factory and production lines enables buyers to capture new efficiencies, reduce downtime from supply interruptions, and meet their own customer commitments with greater confidence.
We stand behind each shipment of 4-Cyanopyridine with a level of process oversight, application support, and logistical certainty that comes only from direct production control. Our ongoing investments in manufacturing technology, supply chain coordination, and staff training enable us to respond to changes in global demand and technical requirements without interruption to supply or product performance.
We manufacture 4-Cyanopyridine with attention to its chemical clarity and consistency. In our experience, the compound appears as a white to light yellow crystalline powder, with a slight, characteristic odor. The typical melting point falls within the range expected for a high-purity intermediate, which our production lines routinely achieve. Solubility favors polar organic solvents, such as ethanol and dimethyl sulfoxide, and it displays moderate solubility in water. On our manufacturing floor, we prioritize precise quality checks at every step to maintain a narrow particle size distribution and minimize residual moisture, which can influence yield and performance in downstream reactions.
One challenging characteristic we address in process safety involves its volatility and sensitivity to prolonged exposure to strong acids or bases, which can trigger decomposition or hydrolysis. Our facility employs robust containment and ventilation to manage these physical traits, along with intentional batch scheduling to ensure fresh inventories for customers demanding reproducible reactivity in scale-up scenarios.
Experience in multi-ton production has taught us that 4-Cyanopyridine attracts interest largely because of its dual functionality: the nitrile group brings strong electron-withdrawing ability while the pyridine ring offers a platform for further elaboration. Over the years, pharmaceutical clients have relied on our product as a building block for synthesizing a range of molecules, especially where the pyridine motif is required for biological activity. Our technical team has seen this material feed into the creation of anti-infective drug candidates, cardiovascular agents, and advanced intermediates where high batch-to-batch uniformity makes a dramatic difference in process repeatability.
Agrochemical manufacturers also draw from our output to develop insecticides, herbicidal cores, and plant growth regulators. The nitrile group, once introduced, can be selectively converted to amides, carboxylic acids, or amines using different chemical or catalytic methods. Each pathway relies on initial high purity—for products entering regulated markets, our integrated quality control systems support GMP-associated demands as required.
Customers in the pigment, electronics, and specialty chemical sectors find applications as well, pursuing polymer stabilizers or ligands for complex metal-catalyzed reactions. High solubility in organic stages enables smooth handling in continuous or batch operations. Adhering to established chemical industry needs, our R&D staff provides detailed technical packages for product adaptation, either for customization or process optimization. We work closely with process engineers to develop efficient routes to chloropyridines, aminopyridines, and pyridinecarboxylic acids—each with their distinct industrial application.
Manufacturing 4-Cyanopyridine is not merely a matter of synthesis. Analysis, packaging, and logistics all influence customer satisfaction and operational relationships. Our standard packaging (usually in fiber drums with liner protection) protects against moisture ingress and light-induced degradation. As volumes grow, we scale using environmentally responsible methods with continuous monitoring for emissions and waste minimization. Our technical service team supports customers in implementing safe handling and efficient unloading, while our supply chain group coordinates secure, compliant transport from factory gate to end-user facility.
Across these applications, reliable access and chemical consistency lay the groundwork for further innovation. Our long-term partnerships were built by meeting exacting requirements, not only in purity and availability but in transparent technical support. As new uses emerge, we remain focused on driving both product improvement and customer process efficiency in 4-Cyanopyridine applications.
As the direct manufacturer of 4-Cyanopyridine, we aim for clear expectations on purchasing procedures. The chemical sector values reliable supply chains, and we maintain practices that reflect our commitment to responsible production and customer satisfaction.
4-Cyanopyridine production involves significant investment in both raw materials and specialized equipment. In practice, we establish a minimum order quantity (MOQ) to balance the economics of scale with prompt response to customer needs. Our MOQ directly reflects the optimal batch size, which helps control costs and maintains product consistency. For 4-Cyanopyridine, MOQ typically stands at 25 kilograms, packed in fiber drums with double polyethylene liners for transport stability. This quantity ensures each order justifies the resources mobilized for synthesis, and every customer receives freshly produced, well-sealed material. Orders below MOQ would sharply increase production cost per unit, compromise stable scheduling, and complicate logistics. This standardization gives our customers predictability in pricing and supply, which is particularly crucial for pharmaceutical, agrochemical, and fine chemical sectors relying on uninterrupted processes.
Our lead times are mapped accurately to real manufacturing conditions, factoring in raw material readiness, production queue, and quality assurance. Under ordinary demand, the lead time for 4-Cyanopyridine is 2–3 weeks from confirmed purchase order to shipment. This schedule accounts for batch synthesis, drying, sieving, and thorough quality control. With years of continuous output and disciplined planning, we seldom see major deviations from this window. During peak season or in response to large-scale contract orders, we inform clients promptly about any extension in the schedule, placing emphasis on transparent communication. Urgent requirements receive our full attention; our technical and commercial teams regularly analyze production lines to ensure priorities align with customer needs. In some cases, we can shorten lead time through flexible shifts or pre-positioned stock, but we always ensure quality testing is complete before dispatch. Accurate forecasting on both sides keeps business running smoothly. Delays in specialty chemical supply chain can disrupt entire operations downstream, and our production calendar reflects that reality.
Our MOQ and lead time policies remain open to review during long-term collaborations or programs requiring staged deliveries. For major projects, we work with procurement and R&D departments to coordinate pre-scheduled batches, arranged inventory, and just-in-time shipments. We recommend discussing projected needs upfront for annual plans—this helps optimize both cost and delivery regularity. Peak uptake usually corresponds with industry cycles or regulatory approvals, so close dialogue cuts down risk on both ends. Our relationship-driven approach extends beyond transactional sales, supporting consistent growth for our clients and more stable operations for our plant personnel.
All 4-Cyanopyridine batches run through advanced monitoring systems and robust testing for purity and by-products. Our experienced operators follow validated procedures from raw material procurement to final packing and loading. Each lot receives a certificate of analysis as standard. We embrace proactive scheduling and preventive maintenance, which further secure order fulfilment and product integrity.
By maintaining practical MOQs and transparent lead times, we uphold the operational efficiency expected in our industry, and foster trust among partners who rely on quality and timely delivery to support their own commercial and research success.
In our production lines, handling 4-cyanopyridine safely forms a core part of day-to-day operations. This compound holds a consistent place in many specialty chemical syntheses and pharmaceutical work. As direct manufacturers, we manage all aspects of the supply chain from synthesis to delivery, so we maintain a deep working knowledge of regulatory frameworks and safe work practices.
4-Cyanopyridine does not fall under the highest risk categories like explosive or self-reactive materials, but it still meets criteria as a hazardous good for shipping. The key reasons relate to its toxicity via ingestion, inhalation, or skin absorption. According to the UN’s Model Regulations and the IMDG Code, typical classification assigns it to UN number 3439. This puts it in Packing Group III, meaning it presents a lower short-term danger but proper controls remain essential. Domestic and international shipments require specific declaration and labeling to comply with transport regulations, both under ADR for road and IMDG for sea freight. Our logistics teams prepare documents and packaging that match these obligations.
Every consignment leaves our factory in packaging selected to limit leaks, spills, and exposure. Approved high-density polyethylene drums with sealed liners or steel drums with gaskets form the core of our system, minimizing risk during normal handling. Drum sizes range according to customer volume requirements, but all meet UN-certified performance criteria for hazardous material transport. We apply GHS-compliant hazard labels and ensure that documents reflect both chemical identity and hazard classification. Our warehouse staff train regularly in global standards, so that the chain of custody remains traceable and transparent.
Warehousing 4-cyanopyridine in bulk means more than stacking drums on pallets. Our storage protocols keep containers in cool, dry, and well-ventilated areas, isolated from direct sunlight and away from incompatible acids or oxidizing agents. This controls the risk of decomposition or accidental reactions. In our facilities, real-time temperature and humidity monitoring alert staff if environmental shifts could affect product quality or container integrity. Routine inspection ensures that packaging remains undamaged through extended storage periods.
Within our operation, trucks and containers for outbound shipments follow strict cleaning and inspection regimes. Drivers and warehouse teams receive training on proper loading to prevent movement during transit, and on emergency responses in the rare event of a release. Safety data sheets travel with every shipment, and our logistics department always coordinates with carriers authorized for hazardous materials.
No measure replaces direct manufacturer responsibility for proper shipping, storage, and training. We update our internal practices as regulations and best practices evolve, with feedback from our technical team informing every stage of handling. Partnering with users, we remain available for technical consultation and can provide detailed documentation on request. Our customers trust us not only to deliver consistent product but also to safeguard their workplaces, transportation channels, and the broader environment.
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
