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2-Vinylpyrazine

    • Product Name 2-Vinylpyrazine
    • Alias 2-Vinylpyrazine
    • Einecs 211-188-5
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
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    Specifications

    HS Code

    163275

    Name 2-Vinylpyrazine
    Cas Number 10084-39-0
    Molecular Formula C6H6N2
    Molecular Weight 106.13
    Appearance Colorless to pale yellow liquid
    Boiling Point 194-196 °C
    Density 1.07 g/cm3
    Refractive Index 1.575
    Flash Point 77 °C
    Smiles C=CC1=NC=CN=C1
    Inchikey YJZKJEHWMIVISU-UHFFFAOYSA-N

    As an accredited 2-Vinylpyrazine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amber glass bottle containing 25 grams of 2-Vinylpyrazine, securely sealed with a screw cap, labeled with hazard and product information.
    Shipping 2-Vinylpyrazine should be shipped in tightly sealed containers under a dry, inert atmosphere to prevent contamination and degradation. Transport must comply with local, national, and international regulations for hazardous chemicals. Proper labeling, cushioning, and documentation are required. Avoid exposure to heat, light, and incompatible substances during shipping.
    Storage 2-Vinylpyrazine should be stored in a cool, dry, and well-ventilated area, away from sources of ignition and direct sunlight. Keep the container tightly closed and properly labeled. Store separately from oxidizing agents and strong acids. Use suitable materials for containers such as glass or approved plastics. Ensure that storage conditions prevent moisture and contamination. Follow all relevant safety guidelines.
    Application of 2-Vinylpyrazine

    Applications of 2-Vinylpyrazine in Industrial Manufacturing

    2-Vinylpyrazine functions as a high-value building block in sectors requiring heterocyclic compounds. Our production supports multiple industrial routes where this specialty intermediate plays a critical role in molecular synthesis, regulation of final product quality, and achievement of regulatory compliance in precision manufacturing.

    1. Pharmaceutical API Synthesis

    Manufacturers utilize 2-vinylpyrazine as a key intermediate during multistep synthesis of certain active pharmaceutical ingredients, predominantly within anti-tumor and anti-infective agent development. The compound’s vinyl functionality allows for selective coupling and ring-modification reactions. As a result, it integrates at specific stages after condensation or cross-coupling, impacting both yield and purity. Controlled handling is required to support consistent batch reproducibility, analytical traceability, and downstream GMP protocols in the final API refinement stage.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • European Pharmacopoeia (Ph. Eur.) monographs related to intermediates
    • US FDA 21 CFR Part 211, cGMP for finished pharmaceuticals
    • Documentation per ISO 9001:2015 certified quality management systems

    Typical usage ratio

    • 0.5% – 2.0% w/w in targeted synthetic routes, adjusted according to stage-specific stoichiometry and side-product profiles. Optimization balances impurity control and conversion rates.

    Downstream process integration

    • Introduced post-initial condensation, often as a reactant in Suzuki or Heck cross-coupling reactions.
    • Monitored for residual content before clean-up via preparative chromatography or crystallization.
    • Strict control of reaction atmosphere to minimize vinyl group polymerization during processing.

    Final product types

    • Oncology small molecules
    • Broad-spectrum antimicrobial APIs
    • Pyridine-based pharmaceutical precursors

    2. Food Flavor and Aroma Ingredients

    Within the flavor and food aroma industry, formulators employ 2-vinylpyrazine as a key flavor enhancer to impart roasted, nutty, and grainy notes, especially in compound flavors for snacks, baked foods, and beverage concentrates. The material undergoes dilution and precision blending as required for stability and sensory balance, adhering to regional food contact materials regulations. Quality assurance focuses on residual solvent limits, allergen status, and batch oligomer control to meet high-purity food additive requirements.

    Industry compliance standards

    • FEMA GRAS 3552 (Flavor and Extract Manufacturers Association)
    • EU Regulation (EC) No 1334/2008 on flavorings and certain food ingredients
    • US FDA 21 CFR Part 172.515 (Synthetic flavoring substances and adjuvants)
    • ISO 22000:2018 Food Safety Management Systems

    Typical usage ratio

    • 0.05–10 ppm in finished food or beverage matrices. Ratio determined by regulatory maximum levels and sensory panel testing for target aromas.

    Downstream process integration

    • Dispersed into carrier oils or solvent-based pre-mixes prior to downstream blending.
    • Monitored in-line to avoid over-dosing, which can result in bitterness or regulatory exceedance.
    • Incorporated post-thermal processing to preserve aroma integrity in heat-sensitive formulations.

    Final product types

    • Coffee and roasted nut flavor concentrates
    • Bakery premixes and dough conditioners
    • Snack coating flavor blends
    • Processed meat marinades

    3. Agrochemical Intermediate

    Producers in the agrochemical sector deploy 2-vinylpyrazine during synthesis of pyrazine-ring containing herbicides and insecticides. The reactivity of the vinyl group facilitates coupling steps and enables the introduction of desired functional side chains, improving activity spectrum or environmental persistence. Chemists integrate the material after initial core building, ensuring targeted structure–activity relationships and enhancing process efficiency under regulated manufacturing environments.

    Industry compliance standards

    • ISO 9001:2015 for quality assurance in chemical manufacturing
    • FAO/WHO Specifications and Evaluations for Agricultural Pesticides
    • REACH Regulation (EC) No 1907/2006 (substance registration, evaluation, and authorization in Europe)
    • Specific local registration dossiers for technical-grade active substance production

    Typical usage ratio

    • 1.0% – 4.5% w/w within multistep technical synthesis, dosage depending on the targeted ring derivatives and downstream yield recovery factors.

    Downstream process integration

    • Added post-core aromatic assembly, generally as a reactant in alkylation or acylation stages.
    • Monitored for minimal overreaction to control impurity carryover into technical concentrate formulations.
    • Sampled for stability testing before formulation into active concentrates or suspensions.

    Final product types

    • Herbicide actives for cereals and oilseed crops
    • Insecticide intermediates
    • Preformulated crop protection agents
    • Seed treatment chemical additives

    4. Specialty Polymer Modification

    Material scientists incorporate 2-vinylpyrazine into specialty polymer synthesis as a co-monomer for advanced functional resins and coatings. Its structure introduces polarity, enhances flame resistance, and modifies surface energy for high-performance films and fiber applications. Dosage optimization is critical to achieving polymer property targets without phase separation or loss of mechanical integrity, and integration occurs in continuous polymerization systems with downstream extrusion or molding.

    Industry compliance standards

    • REACH Regulation (EC) No 1907/2006 for monomer registration and use
    • ASTM D256, D638 (Physical property testing on modified polymers)
    • UL 94 (Flammability testing for plastic materials)
    • ISO 9001:2015 for production traceability and lot control

    Typical usage ratio

    • 0.1% – 8% of total monomer feed, depending on desired surface properties or fire performance metrics. Adjustment based on molecular weight targets and intended application sector.

    Downstream process integration

    • Feeds at the initial co-polymerization stage alongside bulk monomers such as styrene or acrylates.
    • Stabilized with inhibitors during continuous mixing to prevent premature polymerization.
    • Analytics confirm integration by GPC and FTIR before downstream compounding and film casting.

    Final product types

    • Flame-retardant coatings
    • Conductive polymer composites
    • High-barrier packaging films
    • Textile fiber additives

    5. Advanced Electronic Chemical Synthesis

    Within the electronics industry, 2-vinylpyrazine supports synthesis of specialty organic semiconductors and charge transport materials for OLEDs and solar cells. The compound’s heterocyclic core offers unique electron-donating behavior, enabling enhanced performance in device layers. Its integration requires stringent material purity, residual solvent specifications, and documented absence of interfering ions, all verified by analytical methods tailored to semiconductor critical quality attributes.

    Industry compliance standards

    • IEC 60747-1 (Semiconductor device general testing)
    • JIS C5012 (Materials for electronic devices)
    • RoHS Directive (2011/65/EU) for the restriction of hazardous substances
    • ISO 14001:2015 for environmental management in electronic chemical production

    Typical usage ratio

    • 0.01% – 1.2% within organic semiconductor blend formulations, tuned based on desired electronic mobility and layer thickness constraints.

    Downstream process integration

    • Dissolved in high-purity solvents before vacuum deposition or spin-coating processes.
    • Patterned onto substrates using inkjet or slot-die application, confirmed by spectroscopic analysis.
    • Material purity monitored with ICP-MS and GC-MS prior to use in multilayer device structures.

    Final product types

    • OLED display emissive layers
    • Organic solar cell charge transport layers
    • Thin-film transistors
    • Printed electronic components

    6. Fine Chemical Synthesis and Laboratory Reagents

    Chemical producers and contract research organizations use 2-vinylpyrazine for targeted heterocyclic molecule synthesis, reference standard preparation, and small-scale research applications. The raw material offers valuable structural diversity for custom molecule design. Handling requires particulate-free supply, rigorous lot release analytics, and delivery in specialized packaging to prevent contamination and degradation, supporting both QA and R&D environments where traceability remains essential.

    Industry compliance standards

    • ISO 17025:2017 for testing and calibration laboratories
    • ACS Reagent Chemicals Purity Standards
    • GLP (OECD Principles of Good Laboratory Practice)
    • Documentation per GHS/CLP safety and labeling

    Typical usage ratio

    • Microgram to multi-gram scale, depending on the synthesis route and required batch size for fine chemical research.

    Downstream process integration

    • Used in the early or mid-steps of heterocyclic library construction.
    • Introduced as a functional handle for late-stage derivatization or isotopic labeling.
    • Shipped with full COA and trace impurity profiles for research reproducibility.

    Final product types

    • Reference standards
    • Screening libraries for drug discovery
    • Custom chemical probes and assay reagents
    • Academic research compounds
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    Certification & Compliance
    More Introduction

    2-Vinylpyrazine: A Practical Overview from a Chemical Manufacturer

    Introduction to 2-Vinylpyrazine

    Experience at the synthesis bench often brings certain specialty chemicals into focus—2-Vinylpyrazine is one of them. In our production facilities, 2-Vinylpyrazine comes off the line in consistent quality batches, supporting a variety of applications where specificity matters. This molecule, with a pyrazine ring and a vinyl group at the 2-position, finds its way into advanced research, industrial syntheses, and more. We have seen the demand rise over the years due to its unique reactivity and the new frontiers in the flavor, pharmaceutical, and specialty polymer fields.

    Understanding the Material

    In manufacturing 2-Vinylpyrazine, consistency and purity define batch reliability. Purity typically runs above 98%, ensured by GC and NMR every shift. We have seen how slight variance in synthesis can introduce hard-to-remove byproducts, so our teams emphasize fine control over conditions—right from raw material selection through to distillation step. Process optimization, maintained over many years, greatly lowers batch waste and produces a clean, colorless liquid. Not every producer achieves this level without significant investment in reactor engineering and hands-on staff training.

    Chemically, this compound carries both the electron-rich pyrazine ring and a vinyl functional group. The vinyl moiety brings high reactivity toward a broad selection of polymerization reactions. Many clients use it as a specialty monomer, where it serves a distinct function that standard vinyl compounds cannot replace. Pyrazinic nitrogen atoms add further reactivity, useful in ligand chemistry and for post-polymerization functionalization. From a practical standpoint, its density, boiling point, and solubility profile help with storage and mixing in typical laboratory and plant setups. Our drum and bottle packaging lines are designed to handle these properties, mitigating loss and contamination.

    Applications in Industry and Research

    Over the past decade, our teams have supported projects ranging from new flavor compositions to pharma synthesis routes. In flavor and fragrance creation, even trace quantities of 2-Vinylpyrazine provide remarkable popcorn, roasted, or nutty notes, blending cleanly into high-value formulations. Food scientists report that synthetic control at our plant results in minimal off-flavors, compared to less refined material available on the merchant market. Regulatory demands for purity push us to avoid trace pyrazine isomers and ensure the specifications reflect real-world safety standards.

    In polymer and material science, 2-Vinylpyrazine stands out during copolymerization. The vinyl group readily enters radical, anionic, or cationic polymerizations; chemists appreciate this versatility, allowing direct structure tuning at the molecular level. The pyrazine ring persists in the polymer backbone, adding thermal and oxidative stability not easily achieved by styrene or standard acrylates. Our collaborations with research universities reveal that incorporating this monomer can enhance performance in conductive polymers, hydrogels, and specialty resins. User feedback strongly supports the idea that such functional groups impact performance, especially in electronic and sensing applications.

    As an intermediate, 2-Vinylpyrazine enables installation of further functionalities. We see medicinal chemists add new groups onto the nitrogen atoms, opening access to nitrogen-containing heterocycles. The pharmaceutical sector becomes especially interested due to the bioactivity associated with pyrazine scaffolds. Often, existing supply routes struggle to meet purity requirements, and our reputation rests on maintaining those analytical controls batch after batch. With regulatory audits and customer visits becoming frequent, plant procedures accommodate such reviews with step-by-step data comprehension and transparency.

    Our Experience Making 2-Vinylpyrazine

    Building expertise over many years required fine-tuning every synthesis and handling method. Early production used batch runs prone to variable conversion and purification issues. Considerable investment in reactor design, temperature control, and in-line analytics helped stabilize these variables. Current systems balance reaction kinetics with separation efficiency; staff continually update skills via training based on in-plant observations rather than textbook theory.

    Long-term storage stability became noticeable in action: over half a year, small changes in storage temperature altered the rate of possible dimerization and darkening in some batches. We tackled this with cold storage solutions and nitrogen blanketing, now standard for all outbound shipments. We identify and discard batches that slip below target quality to avoid downstream customer complaints—close to zero rejections in the last five years. Trace water or oxygen can catalyze unwanted side reactions, so drums and smaller containers all run through regular leak and contamination checks.

    We have also focused on operator safety and environmental protection. The production process can release volatile organic compounds, which older setups vented inefficiently. Our upgrades in capture and scrubbing systems lowered net emissions. Internal audits underline compliance year after year; external inspections from authorities confirm the real impact. Besides regulatory obligations, these improvements ensure operator health and plant safety.

    Comparison with Similar Compounds

    Direct experience teaches that 2-Vinylpyrazine does not act like other vinyl-bonded aromatic compounds. Customers familiar with styrene or vinylpyridine quickly note differences in handling, reactivity, and downstream performance. Vinylpyrazine’s heterocyclic structure resists radical degradation better than simple aromatics, prolonging retentivity in resins exposed to heat or light. Chemical reactivity also shifts: the nitrogen atoms change electron distribution, making substitutions and further modifications much more selective. Synthesis planning thus hinges on these subtle but impactful distinctions.

    Compared with unsubstituted pyrazine, the vinyl derivative greatly expands utility in forming new carbon-carbon bonds. Industrial synthesis benefits from its higher reactivity, provided ventilation and analytical oversight keep workplace concentrations safe. Vinylpyridines, by contrast, bring toxicity and handling drawbacks not seen with 2-Vinylpyrazine. Material safety data from our own records show that standard PPE suffices for almost all handling, and users appreciate the lower skin and eye irritation risk.

    Other monomers like methyl methacrylate or acrylonitrile lack the tailored reactivity profiles conferred by the pyrazine ring. Simple vinyl monomers deliver bulk but rarely achieve the targeted chemical functionality present here. This sets 2-Vinylpyrazine apart, especially for users seeking highly functionalized end-products.

    Technical Challenges & Practical Solutions

    Producing 2-Vinylpyrazine at relevant scale means facing technical challenges that shape operational practicality. Early scale-up efforts showed the compound’s sensitivity to moisture, oxygen, and trace acids, especially above room temperature. These factors accelerate polymerization or decomposition, reducing yield and creating hard-to-remove side products. We built our isolation and purification apparatus specifically to avoid hot spots and uncontrolled exposure, stabilizing output and lowering production costs per kilo through material recovery.

    Packing and labeling standards have evolved. Bulk customers now expect lot-wise quality certificates, GC traces, and access to archived NMR spectra. Our internal lab certifies every batch before any shipment leaves. We learned that even minor inconsistencies or delays in paperwork spark customer audits, so documentation runs concurrent with production—not as an afterthought. Working this close to specification every day sharpens our focus, and regular customer feedback signals real-world readiness of each batch.

    Shipping hazardous materials invites logistical and regulatory scrutiny. Over the years, our shipping team worked closely with carriers and local authorities to minimize delays and lost material. Hazmat-compliant packaging, clear labeling, and UN-approved drums became standard. Customer feedback on safe and timely arrivals reinforces our pursuit of continuous improvement across the chain.

    Older production partners sometimes used glass ampoules or one-liter bottles for research, rapidly shifting to drum and IBC tank supply as their scale grew. We adjusted line fill and cleaning routines to accommodate both small and large volumes, keeping throughput high without increasing contamination risk. Learning from every customer’s unique needs brought direct improvements to our scheduling, cleaning protocol, and engineering control on the plant floor.

    Commitment to Quality and Transparency

    Real-world quality control relies on more than lab instrumentation—it requires technical staff who know what good material looks, smells, and flows like. Each shift begins with batch records and physical reminders of standard operating ranges. Every newly hired technician learns to recognize potential off-spec batches as much by physical signs as by analytical readouts. Transparency in production practices and test data flows directly to customer trust, making us a preferred supplier for many end users.

    Audits focus on traceability for all input materials and intermediary streams. Customers have the right to see lineage records back to raw pyrazine, and we store these digitally and in hard copy. Product recalls have never resulted from missed compliance, and long-term customer surveys confirm 2-Vinylpyrazine from our lines matches or exceeds outlined specifications for process reproducibility and end-use outcomes. These details matter in every interaction, from phone calls to engineer site visits.

    We frequently supply technical support, troubleshooting, or process integration advice. This collaborative approach solves problems directly at the plant or user site, reinforcing a loop of improvement on both sides. The chain of trust grows with shared solutions, not just shipping documentation. Our approach reflects in the product: stable supply, practical advice, and acknowledgement that each application may stretch requirements.

    Sustainability Considerations

    Modern chemical production faces growing calls for energy efficiency and waste reduction. Routine process audits help us spot high-waste or energy-intensive steps and remove them through targeted investment. Our reactors cut energy use per batch by managing thermal input and using heat exchangers for preheating. Waste solvent streams feed into recovery columns, and residual solids move to local incinerators or, where possible, into suitable landfill after analysis.

    On the occupational side, operator safety sits central in every process review. Engineering controls, underground vapor containment, and strict on-site PPE protocols keep incident rates below the sector average. Customers and auditors frequently tour our plant, inspecting waste handling and staff training. Feedback from these interactions informs steady program upgrades and continued investment in best practice.

    Sustainability also covers regulatory adaptation. As environmental requirements change, we review each process and adjust accordingly. This flexible mentality encourages process innovation, and better end-user outcomes stem from careful integration of these advances. Our continuous pursuit of lower-lost yields, better thermal management, and safer handling practices stands visible in every batch we produce and ship.

    Responsiveness to Client Needs

    Every industry and research team using 2-Vinylpyrazine expects a high degree of adaptability from suppliers. Projects range from bench-scale investigation to multi-ton annual production runs. We often help scale production from gram samples up to hundreds of kilograms within tight deadlines, without sacrificing batch integrity or specification alignment. Practical communication and direct collaboration avoid delays, misunderstandings, or mismatches, all backed by technical records and test results.

    Where end uses require ultra-high purity, additional purification passes and custom packaging solve unique challenges. Certain pharmaceutical or semiconductor customers specify zero added stabilizers or different fill atmospheres; our plants accommodate these variants by preparing dedicated lines during night or weekend shifts. The ability to flexibly scale, clean, and tailor output quickly distinguishes direct manufacturers from traders or large distributors.

    Long-term relationships with our customers bring higher quality expectations and clearer communication. Feedback helps strengthen our own procedures. Every round of improvements translates into reduced cost, quicker troubleshooting, and greater reliability—not just for our company, but for users worldwide.

    Market Trends and Future Outlook

    Shifting trends in specialty chemicals push demand for molecules like 2-Vinylpyrazine. Synthetic biology, biodegradable materials, and high-tech coatings all cite heterocyclic functionality as a driver of new patent filings and performance claims. Over the last five years, inquiries grew by double digits, signaling expanding global interest. Our focus remains on continuous process improvement and supporting novel applications with the highest available quality.

    Regulatory agencies increase surveillance on flavor and pharmaceutical intermediates, ensuring clear documentation and full process transparency. Early and direct compliance with evolving standards serves both regulators and customers, who need stable supply chains with no surprises. Our reputation with auditors rests on showing data in real time, not just on request.

    Working closely with academic and industrial partners uncovers new methods and alternative uses for 2-Vinylpyrazine, including controlled release polymers, sensor materials, and food-safe packaging. Our technical staff participates in professional forums, both learning from and contributing to the latest findings. This real-world engagement ensures material from our site reflects both industry best practice and forward-looking adaptability.

    Conclusion: Value in Every Batch

    Decades as a direct manufacturer of 2-Vinylpyrazine have taught us that reliability matters as much as reactivity and purity. From handling to technical support, our approach centers on factual communication and real-world production experience. Continuous improvement remains a daily pursuit, shaped by customer feedback, regulatory review, and technical innovation. Whether for research, industry, or advanced product development, each batch represents accumulated domain experience and unwavering commitment to quality.