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2-Butenenitrile [Trans]

    • Product Name 2-Butenenitrile [Trans]
    • Alias Crotononitrile
    • Einecs 207-454-2
    • 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

    726420

    chemical_name 2-Butenenitrile [Trans]
    cas_number 764-41-0
    molecular_formula C4H5N
    molecular_weight 67.09 g/mol
    iupac_name (E)-but-2-enenitrile
    appearance Colorless liquid
    boiling_point 109-110 °C
    density 0.810 g/cm3 (at 20 °C)
    flash_point 12 °C (closed cup)
    refractive_index 1.4010 (at 20 °C)
    solubility_in_water Slightly soluble
    pubchem_cid 78057

    As an accredited 2-Butenenitrile [Trans] 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 100 mL of 2-Butenenitrile [Trans], tightly sealed with a screw cap and labeled with hazard warnings.
    Shipping **2-Butenenitrile [Trans]** should be shipped in tightly sealed containers, away from heat, sparks, and open flames. Ensure proper labeling and compliance with local, national, and international transport regulations (such as DOT, IATA, IMDG). Use compatible, leak-proof packaging and secondary containment to prevent spills during transit. Store in a cool, well-ventilated area.
    Storage Store 2-Butenenitrile [Trans] in a cool, well-ventilated, and dry area, away from sources of ignition, heat, and incompatible materials such as strong oxidizers and acids. Keep the container tightly closed and properly labeled. Use corrosion-resistant storage containers, and ensure the area has appropriate spill containment and fire suppression systems. Avoid direct sunlight and prevent the buildup of vapors.
    Application of 2-Butenenitrile [Trans]

    Applications of 2-Butenenitrile [Trans] in Industrial Manufacturing

    As a direct manufacturer of trans-2-Butenenitrile, we supply this high-purity intermediate to industries operating at scale. Its use in complex organic synthesis supports the production of critical end products in polymers, agrochemicals, pharmaceuticals, and specialty chemical sectors. Our technical support ensures integration from lab scale to full-scale manufacturing with traceable compliance and documentation.

    1. Synthesis of Acrylonitrile Butadiene Styrene (ABS) Resins

    Trans-2-Butenenitrile acts as a specialized nitrile intermediate during the synthesis of ABS resins, especially where high-strength and controlled chain-branching properties are needed. Producers typically employ it in advanced continuous or batch polymerization lines, controlling feed ratios to influence impact resistance and thermal properties in molded plastic goods. We ensure traceable supply with consistent nitrile content and impurity profiles fit for downstream bulk polymerization needs.

    Industry compliance standards

    • ISO 9001:2015 (Quality Management in Plastics Manufacturing)
    • REACH (EC No 1907/2006) Registration and Substance Tracking
    • RoHS Directive 2011/65/EU (Electrical Equipment Components)
    • UL 746C (Polymeric Materials—Use in Electrical Equipment Evaluations)

    Typical usage ratio

    • 0.5%–3% by monomer mass; process engineers adjust based on targeted ABS impact grade and nitrile group incorporation

    Downstream process integration

    • Continuous copolymerization with butadiene and styrene in pressured reactors; trans-2-Butenenitrile fed via controlled dosing units downstream of initial chain initiation

    Final product types

    • High-impact ABS pellets
    • ABS sheets and injection molded casings
    • Thermoformed automotive and appliance housings
    • Consumer electronic component enclosures

    2. Production of Crop Protection Agents (Insecticides and Fungicides)

    The compound serves as a reactive building block in agrochemical synthesis for certain modern insecticides and fungicides, including the production of cyclic nitrile intermediates. Chemical plants adopt stringent material handling protocols to minimize impurities that could interfere with formulation stability or environmental impact upon application in the field. We supply low-residual product supported by regulatory documentation and batch traceability for agricultural formulators.

    Industry compliance standards

    • FAO/WHO Specifications for Plant Protection Products
    • OECD Good Laboratory Practice (GLP)
    • ISO 17025 (Testing & Calibration)
    • Regulation (EC) No 1107/2009 (Crop Protection Products—EU)

    Typical usage ratio

    • 1%–7% of total formulation, based on the targeted active ingredient and subsequent reaction steps

    Downstream process integration

    • Introduced in the first-stage synthesis, usually via controlled reagent addition to organometallic reactors before cyclization or further functionalization; product purity monitored throughout downstream purification

    Final product types

    • Nitrile-based fungicides (e.g., triazole derivatives)
    • Systemic insecticides incorporating nitrile intermediates
    • Precursor concentrates for wettable powder formulations
    • Technical-grade actives for seed treatment chemicals

    3. Manufacture of Pharmaceutical Intermediates

    Trans-2-Butenenitrile finds use in pharmaceutical syntheses, particularly for compounds requiring unsaturated nitrile moieties, such as certain anti-viral and anti-hypertensive agents. Process chemists utilize it as a key intermediate during multi-step organic syntheses under cGMP production systems, focusing on control of reaction selectivity and minimization of impurity carryover to subsequent API steps.

    Industry compliance standards

    • ICH Q7 (Good Manufacturing Practice for APIs)
    • 21 CFR Part 211 (US FDA GMP for Finished Pharmaceuticals)
    • European Pharmacopoeia guidelines for chemical purity
    • USP General Chapter <467> (Residual Solvents)

    Typical usage ratio

    • 0.2–2 molar equivalents vs. core moiety; chemists adjust based on the drug’s synthetic route requirements

    Downstream process integration

    • Input as a nitrile donor in key coupling reactions or cyclizations, generally after base-catalyzed activation, followed by stepwise isolation and purification toward the final API intermediate

    Final product types

    • Nitrile-bearing API intermediates
    • Synthetic antihypertensive agents
    • Pharmaceutical research reference compounds
    • Small-molecule drug candidates with acrylonitrile scaffolds

    4. Specialty Chemical Manufacture: Dye and Pigment Synthesis

    Specialty dye manufacturers utilize trans-2-Butenenitrile in the creation of colorant precursors and pigment intermediates, particularly in reactions requiring precision-controlled unsaturated nitrile insertion. Operators rely on tightly controlled batch or flow synthesis processes, using this raw material to ensure color fidelity and chemical stability in high-performance applications.

    Industry compliance standards

    • EN 71-3 (Safety of Toys—Migration of Certain Elements)
    • ISO 9001:2015 (Quality Management for Dye Production)
    • REACH (Annex XVII—Restrictions for Colorants)
    • Standard Methods for the Examination of Water and Wastewater (effluent control)

    Typical usage ratio

    • 0.5%–2% of batch volume; usage tailored to chromophore structure and desired pigment solubility

    Downstream process integration

    • Dosed after initial aromatic condensation, serving as a reactive nitrile introducer in multistep pigment molecule synthesis; downstream isolation by precipitation or solvent extraction

    Final product types

    • Synthetic azo and anthraquinone dyes
    • High-stability pigments for coatings and plastics
    • Commercial colorant concentrates
    • Special effects and pearlescent pigment bases

    5. Synthesis of Rubber Chemical Accelerators

    Chemical formulators in the rubber industry incorporate trans-2-Butenenitrile as a precursor for certain vulcanization accelerators, where the unsaturated nitrile group supports enhanced cross-linking activity. Production sites utilize precise reaction kinetics to optimize the formation of performance-boosting chemicals for commercial tire, seal, and gasket manufacturing. Priority is placed on batch traceability and process safety during large-scale synthesis.

    Industry compliance standards

    • ASTM D4678 (Rubber Chemicals—Analysis)
    • ISO 14001:2015 (Environmental Management)
    • REACH registration for rubber applications
    • GHS labeling and workplace safety regulations

    Typical usage ratio

    • 1%–4% of accelerator formulation; adjustment relates to the required cross-link density in downstream compound

    Downstream process integration

    • Supplied into pre-reactor charging systems in rubber chemical synthesis, promoting the formation of fast-acting accelerator species through subsequent condensation with amines or sulfur

    Final product types

    • Vulcanization accelerator powders
    • Rubber curing agent concentrates
    • Tire and industrial hose compounds
    • Elastomer masterbatches

    6. Electronic-Grade Chemical Synthesis

    Producers of fine chemicals for the electronics industry integrate trans-2-Butenenitrile in the controlled synthesis of electron-transporting intermediates. Applications include specialty coatings and adhesives for semiconductors and printed circuit boards. Strict impurity controls, low residual metal content, and detailed batch release testing ensure compatibility with microelectronics fabrication standards.

    Industry compliance standards

    • IPC-4101D (Base Materials for Printed Boards)
    • IEC 61249-2 (Materials for Interconnection Structures—PCB)
    • ISO/TS 16949 (Automotive Sector Quality)
    • Restriction of Hazardous Substances (RoHS 3, 2015/863/EU)

    Typical usage ratio

    • 0.3%–1.2% by mass in prepolymer or oligomer synthesis; adjusted by targeted electrical properties and downstream compatibility

    Downstream process integration

    • Added to specialized batch reactors mid-synthesis, post-initial condensation to enable formation of conjugated oligomers or adhesive backbones; QC tests performed before downstream purification and blending

    Final product types

    • High-performance PCB prepregs and laminates
    • Microelectronic-grade coatings and encapsulants
    • Adhesive intermediates for chip packaging
    • Display film material precursors
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    Competitive 2-Butenenitrile [Trans] prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    2-Butenenitrile [Trans]: Unlocking Consistent Performance Through Thoughtful Manufacturing

    Decades of Expertise Drive the Value of 2-Butenenitrile [Trans]

    Producing 2-Butenenitrile [Trans] demands a close understanding of both chemistry and the subtle needs of end-users who rely on this material for specialty synthesis, agrochemicals, and pharmaceutical intermediates. Forging ahead in this sector calls for constant attention not just to purity, but to real-world properties that chemists and processors notice every time they open a new drum. In daily manufacturing, hands do not touch abstraction — they handle workable, consistent substances, and this is where long-term capability separates theoretical suppliers from actual ones.

    Take the [Trans] isomer's structure. It matters in how reactions flow, how downstream yields behave, and how byproducts can sneak in. From a chemistry standpoint, controlling the spatial arrangement brings more than a technical win; it curbs surprises in both reactivity and safety, and that's a real benefit for those who do not want a changed result between lots.

    Through many production campaigns, we see where problems can start. The process for 2-Butenenitrile [Trans] starts with careful feedstock selection. Purification steps bring that concentration of the [Trans] isomer up, narrowing the cis impurity margin. Instrument accuracy and routine sampling bridge the gap between what chemical handbooks suggest and what labs actually report on their certificates. We see real peace of mind develop among our partners when batches come in at or above specs, with clear labeling and no slow-down in their operations.

    How Each Step in Production Changes Outcomes

    Having refined operation parameters over years, the impacts on final product tend toward reliability, not rough averages. Chromatographic data tells a story that no datasheet template ever conveys: less cis isomer means fewer side reactions, and repeat processing does not run into same hitches. On the factory floor, this means less rework and less waste — direct, bottom-line improvements.

    What does this mean for our customers? A specialty chemical plant receiving a shipment of 2-Butenenitrile [Trans] wants to know if their batch polymerization or their intermediate step in a pharmaceutical run will behave just as predicted. Excess cis isomer leads to problems in certain alkylation steps. By dialing in the isomer ratio, we help researchers and engineers avoid these process headaches altogether.

    Industrial Relevance and Applications Matter

    2-Butenenitrile [Trans] frequently finds its way into the hands of those developing next-generation pesticide actives, tailoring reactive intermediates, and building specialty polymers. The differences from ordinary butenenitrile lie in the predictable profile; the [Trans] configuration reacts in a way that offers better selectivity in Grignard-type additions, for example, and deters problematic cyclization during certain condensation reactions.

    We have watched formulators and research chemists come to us, often after dealing with poorly differentiated material from brokers or generic traders. The advantage in having a known source for [Trans] structure isomer brings flexibility and accuracy. A plant making herbicide intermediates sees yields stabilize after moving to a steady [Trans] supply. On another front, process engineers scaling up flavor or fragrance intermediates notice that batch-to-batch variations recede, allowing faster troubleshooting and fewer out-of-spec outcomes.

    The Importance of Repeatable Specification

    Specifications can look similar on paper, but experience highlights that impurity profiles, moisture levels, and exact isomer ratios draw the real dividing lines. Even trace water content or unknown organic traces sabotage certain sensitive reactions. We build extra steps into our process to solve the usual pitfalls: closed-system handling reduces hydrolysis risks; analytical screening runs ahead of shipping deadlines so that surprises don't cross the loading dock.

    The purity of 2-Butenenitrile [Trans] does not exist in isolation. It ties directly to shelf life, stability during storage, and safety in use. Our technical team continually probes stability under varying humidity and temperature, making sure the material that leaves our plant can face the journey ahead. End-users in pharmaceutical R&D appreciate this background work; a missed analytical detail can shut down a synthesis run, and no one benefits from waiting on replacement consignments.

    How We Keep Improving Through Real-World Feedback

    Serving the market as a manufacturer grants a front-row view on chemical usage trends and recurring issues. Years ago, off-odors during storage flagged a micro-level contamination we hardly measured at first. Soon after, process tweaks and new sweep-gas parameters banished those complaints. Adjustments like these cut down on secondary purification at client sites.

    Our plant engineering team tracks packaging changes too. Early drum liners occasionally reacted with the monomer before shipping overseas, causing frustrating leaks or sticking. Multiple feedback loops produced a new packaging standard, and container failures dropped nearly to zero. Such field-tested problem-solving delivers the kind of reliability that generic distributors rarely promise, let alone support.

    Reactors change, people rotate shifts, but every tank and drum labeled with our 2-Butenenitrile [Trans] reflects adjustments made by listening to user feedback, not just to regulatory requirements. Over time, customers respect this difference. Troubleshooting a downstream plant isn’t theoretical when a technician’s day depends on streamlining reactivity and keeping impurities in check.

    How [Trans] 2-Butenenitrile Sets Itself Apart From the Rest

    Not every batch on the market meets the real standards that working chemists require. Cis and trans isomers behave differently in both chemical synthesis and product performance. For clients who require tight process controls — those making fine chemicals or intermediates en route to regulated APIs or advanced materials — using a product that veers toward mixed isomers risks more than just analytical surprises; it poses wider process risks and slows down regulatory submissions.

    Our [Trans] 2-Butenenitrile stands apart by focusing on this one isomer, benefiting users who track every yield shift and every spectral line. The product comes out of custom reactors built for isomeric separation, followed by robust GC and NMR scrutiny. Each liter arrives with a full panel covering isomer content, trace impurities, moisture, and sometimes metal ion traces if a customer flags unique sensitivity.

    In practice, this means no more guessing about the source of an off-spec batch. Between thorough bench-top work and scaled-up runs, the only difference our customers see lies in their own process improvements — not in unpredictable raw material.

    From Raw Inputs to Finished Applications: Transparency Delivers Value

    Traceability matters. Each raw material batch comes logged and coded, sampled before entry, and checked for cross-contaminants. This simple, direct line from input to finished 2-Butenenitrile [Trans] creates an assurance few traders or brokers can match. Down the supply chain, manufacturers in Europe, the Americas, and Asia use this documentation to pass customer audits or to limit the scope of error investigations.

    A specialty monomer like 2-Butenenitrile [Trans] rarely becomes a finished product by itself. Most of what we make ends its journey as a core backbone in resins, or as a linking group in agrochemical molecules that face global registration. Documentation on impurity profile and storage recommendations flows as transparently as the chemical itself. Fewer surprises and more streamlined regulatory work—these are outcomes any formulating chemist recognizes.

    Up Close: Day-to-Day Challenges and Solutions

    Working on 2-Butenenitrile [Trans] at plant scale brings a series of practical problems. A single percent deviation in feedstock quality can scramble a whole production schedule. We maintain multiple checkpoints and tune batch corrections based on small pilot runs. In winter, condensation risk demands pipe tracing and dry-room handling; in rainy seasons, our warehouse team double-seals containers for cross-continental shipping.

    Logistics isn’t glamorous but ignoring weather-related risks or minor packaging tweaks quickly makes trouble for the next user in the supply chain. By tracking everything from drum torque sealing to third-party transit conditions, distribution headaches evaporate before end-users worry.

    Nothing proves the value of these safeguards like incident logs. Five years ago, a loading dock inspection flagged small puncture risks in intermediate bulk totes. That same week, the tank farm crew shifted to thicker, lined totes. Shipping loss claims rapidly decreased; client complaints ended up focused on process details instead of supply hiccups. This attitude — fix issues at the source — shapes the company’s approach every season.

    The [Trans] Edge: Bridging Laboratory Design and Plant-Scale Needs

    University labs and chemical research parks often develop synthetic routes using high-purity isomers, but bridging this gap into kiloton-scale production brings unique headaches. Not every isomer separation holds up, and some academic routes sit too close to equipment limitations for real-world operation. Through years scaling up 2-Butenenitrile [Trans], the technical team pinpoints steps where laboratory expectations diverge from bulk operation.

    For example, crystallization cuts out residuals at small scale, but solvent use at industrial volumes needs careful management to avoid explosive hazard or unwanted oligomer formation. Distillation doesn’t always reach the necessary selectivity, so using custom-packed columns and real-time GC feedback helps us produce better [Trans] fractions.

    Pretty language fills the web, but a chemist needing to cut cyclization side-products from a pharmaceutical intermediate judges by real performance, not marketing claims. Our investment in pilot plant validation, and frequent customer plant visits, lets us keep that gap between pilot runs and commercial shipments as tight as possible.

    Industry Shifts, Evolving Standards, and Continuous Adaptation

    New application areas always test existing product boundaries. Several years ago, electronic material producers in East Asia flagged halogen ion sensitivity well below standard impurity spec. Listening to that market, our R&D group ramped up refining and adjusted cleaning on storage tanks. Within two quarters, batches for this sector reached trace halide levels that satisfied the wafer-fab market, opening up new business for everyone.

    Most real progress grows out of these customer conversations. As energy transition projects demand new catalyst supports, and as agricultural customers request intermediates fitting new EU standards, we work with technical teams to review stability, handling, and unique trace-specs.

    Nothing about making 2-Butenenitrile [Trans] remains fixed for long. Regulations rise and shift, plant constraints appear, and customer targets sharpen. By keeping laboratory, production, and client-facing staff cross-trained, the company answers these shifts with practical, implementable adjustments, not just memos.

    Environmental, Health, and Safety Considerations Guide Operations

    Every drum of 2-Butenenitrile [Trans] comes from an operation that values worker safety, community transparency, and responsible environmental practice. Years back, routine emissions monitoring caught a minor, persistent vent leak. Instead of patching and waiting, the line halted for inspection and repair, preventing escalation.

    This day-to-day attention builds trust not only with regulators but with the communities or industrial zones around production sites. Waste minimization also saves money, but the bigger win is safe, responsible handling across every shift. Workers receive focused training on nitrile hazards, leak response, and personal monitoring, not just a safety binder left untouched.

    For downstream customers, safety does not stop at the plant fence. Shipments include guidance grounded in operational experience so that those using 2-Butenenitrile [Trans] face fewer unknowns — keeping people, property, and production assets protected.

    Supporting Technical Progress Across Sectors

    A chemical company’s expertise grows beyond just making a sale. Whether serving a pesticide processor, a polymer upstart, or a multinational pharmaceutical group, the aim stays rooted in improving what comes next. Rarely does an inquiry come in without technical follow-up. Touchpoints with process engineers, quality assurance managers, and scientists fuel both incremental fixes and ambitious redesigns.

    Technical seminars and troubleshooting sessions bring an ongoing dialogue, not just email traffic. Customers bring their problems, often about scaling or impurity sensitivity, and plant chemists and engineers work the issue, sometimes adjusting internal practice, sometimes offering new ideas. Over the years, this steady stream of problems and solutions builds a shared bank of knowledge.

    In one notable case, a customer faced a mid-season shift in solvent regulation, threatening to block an entire batch of high-purity material. Working side-by-side, our team tweaked post-sep drying to fit the new law, keeping their product in compliance without the need for a ground-up process rebuild. This sort of interaction repeats again and again, proving that longevity in chemicals never belongs to the hands-off supplier.

    Paving the Way Forward: Reliability, Science, and People

    At its core, manufacturing 2-Butenenitrile [Trans] never runs on equipment and feedstocks alone. People, collective know-how, and an unbroken willingness to answer real challenges hold the operation together. Remote or generic vendors may offer similar metrics, but it’s those who spend years in both lab coats and hi-vis coveralls who understand what happens on the ground.

    For every new project, supply shortfall, or regulatory surprise, there’s a backstory of continuous learning and adaptation. Whether a drum ends up in an advanced materials plant in Silicon Valley or a pilot facility in Europe, the journey never relies on chance. It reflects careful sourcing, monitored production, traceable handling, and a team ready to sharpen each step.

    Understanding the difference between 2-Butenenitrile [Trans] and other products means caring about what ends up in the reactor, the data sheet, and the customer’s product. It means remembering that chemistry does not just live on paper — it lives in the output and the relationships that form over thousands of shipments and decades of partnership.