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Benzylidenemalononitrile

    • Product Name Benzylidenemalononitrile
    • Alias CS gas
    • Einecs 208-916-9
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry sales7@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    561069

    Iupac Name 2-(phenylmethylidene)propanedinitrile
    Common Name Benzylidenemalononitrile
    Molecular Formula C10H6N2
    Molar Mass 154.17 g/mol
    Cas Number 579-92-0
    Appearance White to pale yellow crystalline solid
    Melting Point 93-95 °C
    Solubility In Water Slightly soluble
    Density 1.18 g/cm³
    Flash Point 181 °C
    Chemical Class Aromatic nitrile

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

    Packing & Storage
    Packing A 25-gram amber glass bottle with a screw cap, labeled "Benzylidenemalononitrile," hazard symbols, and handling instructions.
    Shipping Benzylidenemalononitrile must be shipped according to hazardous materials regulations. It should be packed in tightly sealed containers, labeled with appropriate hazard warnings, and protected from heat, light, and moisture. Transport should comply with UN 3449 and relevant local, national, and international regulations for toxic solids, ensuring safe and secure handling throughout transit.
    Storage Benzylidenemalononitrile should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizers. Protect it from moisture, heat, and direct sunlight. Ensure appropriate labelling and restrict access to trained personnel. Use appropriate secondary containment and store away from food and feed areas to prevent accidental contamination.
    Application of Benzylidenemalononitrile

    Applications of Benzylidenemalononitrile in Industrial Manufacturing

    Benzylidenemalononitrile serves as a specialized intermediate in advanced industrial synthesis. As the direct manufacturer, we address the primary downstream sectors with clear focus on compliance, dosage, processing, and the nature of their ultimate products.

    1. Pharmaceutical API Intermediate Production

    This raw material functions as a core starting compound in the synthesis of pharmaceutical active ingredients, especially within certain anti-inflammatory and central nervous system drug research programs. Leading pharmaceutical companies employ it in multi-step reactions, controlling purity to minimize by-products that may arise during heterocyclic formation. The material’s high chemical reactivity supports selective functionalization, which is critical for ensuring regulatory compliance. Stringent in-process testing verifies identity at every transfer point, to align with regulatory authority demands.

    Industry compliance standards

    • Current Good Manufacturing Practice (cGMP) – ICH Q7
    • USP-NF and EP monograph referencing process chemicals
    • FDA 21 CFR Part 211 for finished API manufacturing
    • REACH Annex XVII for use, handling, and transport

    Typical usage ratio

    • Ranges between 5% to 15% molar equivalent depending on projected yield and target side-reaction minimization
    • Process chemists adjust the input based on the stoichiometry of the specific API’s synthetic route

    Downstream process integration

    • Initial condensation phase of heterocyclic scaffold synthesis
    • Maintained under anhydrous conditions in jacketed glass-lined reactors
    • Batchwise feeding to ensure complete conversion and controlled impurity profile
    • In-line HPLC monitoring to confirm full consumption before next reaction step

    Final product types

    • Anti-convulsant intermediates
    • Non-steroidal anti-inflammatory drug (NSAID) precursors
    • Synthetic routes for benzodiazepine families
    • Generic active pharmaceutical ingredients

    2. Specialty Dye and Pigment Synthesis

    Manufacturers in the colorants sector utilize this chemical as a key condensation agent and chromophore precursor in the production of specialty dyes. Its conjugated molecular structure imparts unique optical properties essential for formulating high-stability pigments. During the condensation phase with aromatic aldehydes, operators must carefully control pH and temperature to direct the reaction toward target dye isomers, achieving high color yield and purity. Advanced QC methods, including UV-Vis spectrophotometry, validate batch consistency before downstream formulation.

    Industry compliance standards

    • ISO 9001:2015 for colorant process control
    • REACH Regulation (EC) No 1907/2006 – Registration for dye substances
    • EN 71-3 for pigments used in toys and consumer goods
    • Oeko-Tex Standard 100 for textile dye safety verification

    Typical usage ratio

    • Typically 8% to 18% relative to total dye mass depending on desired color intensity
    • Adjustments based on chromophore absorption wavelength and end-polymer compatibility

    Downstream process integration

    • Fed into aromatic condensation steps under controlled agitation
    • Integrated with metallic salt complexation to stabilize color in final pigment paste
    • QC sampling for hue consistency directly after drying and milling
    • Packaged under nitrogen to prevent oxidative degradation

    Final product types

    • High-purity azo dyes for textiles
    • Optical brightening agents for plastics
    • Special effect pigments for automotive coatings
    • Digital printer ink precursors

    3. Synthesis of Tear Gas Formulations for Law Enforcement

    This material enables the production of active tear gases deployed in crowd control and defense sectors. Chemicals plants harness precise batch synthesis to develop formulations with reliable dispersal and controlled irritancy. All stages—from raw material checks through end-use blending—fall under strict regulation, including export controls and traceable end-user declarations. Engineering the reaction environment (including closed-system reactors and dedicated gas scrubbing units) assures both safety and product integrity.

    Industry compliance standards

    • OECD Guideline for Testing of Chemicals – Section 4: Health Effects
    • United Nations (UN) Recommendations on the Transport of Dangerous Goods
    • US Export Administration Regulations (EAR) for controlled toxic chemical precursors
    • ISO 22301 for business continuity in chemical hazard management

    Typical usage ratio

    • Primary active component at concentrations between 30% and 55% depending on formulation required for specific dispersion mechanisms (aerosol, powder, or solution form)
    • Adjusted by technical personnel relative to propellant and carrier system parameters

    Downstream process integration

    • Reacted with solvent blends for formulation of canister or projectile types
    • Transferred under sealed transport to filling lines for munitions manufacture
    • Batch coding and tracking for regulatory compliance during export
    • Quality control protocols for lot-to-lot vapor activity consistency

    Final product types

    • Chemical irritant dispersal grenades
    • Aerosolized personal defense cartridges
    • Law enforcement tear smoke canisters
    • Crowd management non-lethal munitions

    4. Organic Synthesis Intermediate in Fine Chemicals

    Companies in the fine chemicals sector select this compound as a highly reactive intermediate for synthesizing complex organic molecules, including uv-absorbers, stabilizers, and aroma intermediates. It supports advanced catalysis and coupling processes where selectivity and reaction rate require precise management. Operators closely monitor reaction kinetics to optimize throughput without sacrificing critical purity endpoints, using validated batch records and in-lab rapid analysis to secure consistent product output.

    Industry compliance standards

    • Responsible Care® Process Safety codes (adopted by ICCA partners)
    • ISO 14001:2015 Environmental Management Systems
    • EU Directive 2012/18/EU (Seveso III) for onsite chemical handling and safety
    • Member states’ waste and effluent regulations for process chemicals

    Typical usage ratio

    • Constitutes 2% to 10% of total charge mass per batch, depending on downstream chain length and yield requirements
    • Fine-tuned further to support multi-stage syntheses with interleaved purification steps

    Downstream process integration

    • Pumped into jacketed reactors in liquid or solid form based on solvent compatibility
    • Feeds into nucleophilic addition, cyclization, or oxidation steps
    • In-process GC-MS monitoring to assess progress and endpoint trigger
    • Yield enhancement by staged dosing with real-time adjustment based on reaction calorimetry

    Final product types

    • Uv-stabilizers for engineering polymers
    • Specialty aroma compounds for fine fragrances
    • Advanced agricultural adjuvant intermediates
    • Photoinitiator components for coatings
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    Certification & Compliance
    More Introduction

    Benzylidenemalononitrile: A Closer Look from the Manufacturer’s Floor

    Understanding Benzylidenemalononitrile

    Manufacturing chemicals is not about abstract formulas and technical jargon—it's about real products shaping real industries. Benzylidenemalononitrile, often referenced in the industry as CS or CS gas, stands out in our line-up for reasons grounded in measurable performance and reliability. In our facility, our team has worked with this compound long enough to appreciate both its nuances and its place among specialty chemicals. Its molecular structure—C10H6N2—reflects a unique blend of reactivity and stability, which continues to drive its application across several demanding sectors.

    Our Process: From Raw Material to Reliable Product

    You can tell a lot about a compound by looking at the raw starting materials and the manufacturing pathway. Our process for Benzylidenemalononitrile relies on a carefully controlled condensation of benzaldehyde with malononitrile. It sounds simple, but every step must account for reaction conditions, purity of feedstock, and the elimination of unwanted byproducts. Years of hands-on work in chemical synthesis have taught us that the devil is in the details. A slight change in temperature curves, stirring rates, or atmospheric moisture turns an efficient batch into a nightmare of purification. To us, each kilogram is a testament to careful attention and practical experience—not just a line item on a spec sheet.

    Physical Characteristics and Model Details

    One thing anyone handling Benzylidenemalononitrile will notice right away is its crystalline form, shifting from colorless to pale yellow as it catches the light. In-house evaluation reveals a melting point that typically ranges from 93 to 95°C. Slight shifts in crystalline structure affect not only storage stability but also dissolution rates when preparing solutions for further reactions. Moisture control, both during production and packaging, stands high on our checklist because even a low level of humidity can kickstart unwanted hydrolysis, impacting downstream use.

    As for purity, our most requested grade consistently tests above 99%, as confirmed by gas chromatography and HPLC. These aren't empty statistics; high purity removes unwanted reactions and keeps hazard levels predictable for users. Low purity batches may carry over starting material residues or side products, which can interfere in sensitive syntheses or cause unpredictable behavior in practical scenarios.

    Usage: Where Performance Matters More than Statistics

    Benzylidenemalononitrile gets most of its spotlight from non-lethal crowd control applications, but use does not stop there. We have supplied this material to laboratories focusing on organic synthesis, dye intermediates, and certain specialty polymers. In every case, the objective remains clear: reliable reactivity, predictable performance, and safe handling.

    Synthetic chemists often choose Benzylidenemalononitrile as a versatile intermediate. Its electron-withdrawing nitrile groups provide a reaction handle for further functionalization, and the conjugated double bond allows for tailored transformations. We have watched researchers extend this molecule into heterocyclic compounds, harness its structure in the development of photosensitive materials, and use it as a key element in sequence-initiated polymerizations. In these applications, chemical consistency becomes much more than a convenience—it’s a necessity.

    Comparing Benzylidenemalononitrile to Alternatives

    Some buyers ask us to explain the difference between Benzylidenemalononitrile and similar-appearing compounds like cinnamaldehyde, related nitriles, or even chalcone derivatives. These products share some physical appearances and can confuse even experienced hands at a quick glance. But their reactivity profiles, safety considerations, and intended end-uses reveal marked contrasts.

    While cinnamaldehyde offers a classic case of aromatic aldehyde behavior, it lacks the dual nitrile groups, which are central to both Benzylidenemalononitrile’s reactivity and durability under stress. The nitrile groups not only pull electron density away from the core, increasing the molecule’s susceptibility to nucleophilic additions, but they also deliver a shelf stability—an attribute lacking in the more reactive and oxidizable cinnamaldehyde. Chemical supply is not a beauty contest; differences in structure drive real-world differences in outcome.

    Take chalcone derivatives—another class often placed alongside Benzylidenemalononitrile. With their own route to conjugation and electron push-pull chemistry, chalcones have their place in dye and pharmaceutical fields. Still, they differ in the types of reactions they enter and the volatility of key intermediates under commonly used process conditions. Over the years, our technical teams have audited end-user processes and seen firsthand where a rung on the molecular ladder matters more than vague similarities.

    Safety: Insights from Chemical Manufacturing

    We do not take safety lightly—handling Benzylidenemalononitrile on the manufacturing floor every day keeps the issue very real. Its potency as an irritant means we stick to strict containment and personal protection protocols, ensuring that both the product and our workers stay protected throughout the entire production line. Fume hood practices, negative pressure isolation, and redundant filtration setups make up the backbone of our safety measures.

    Customers often echo concerns around environmental impacts and workforce exposure—questions that can only be answered from a position of real hands-on experience. After years of shipping this material to diverse end-users, we have developed safe handling guides tailored to different operational scales, from gram-level laboratory use to large batch industrial synthesis.

    We constantly review the literature and our own incident logs for better insights. For example, storage incompatibilities with strong oxidizers and issues arising from ambient humidity still rank as primary hazard points. We address these not by letting products sit in storage, but by emphasizing just-in-time manufacturing and real-time environmental monitoring across our storage zones.

    Production Realities and Lessons Learned

    Chemical manufacturing never sits still, and neither have the processes we use for Benzylidenemalononitrile. Equipment upgrade cycles are driven not only by the need for greater capacity but also by hard-earned lessons from process bottlenecks and batch inconsistencies. Early on, we encountered persistent yield drags due to minor trace contaminants in our malononitrile stock—something not flagged by standard purchasing specs but perfectly clear in reaction outcomes. Tighter supplier vetting, regular impurity profiling, and a feedback link between end-users and the manufacturing floor changed our outlook and results.

    Every production run represents a chance for real-world learning. Not all challenges get solved with new technology, sometimes just tougher operator training and better process monitoring. Real manufacturing means dealing with clogged valves, unexpected pressure swings, and keeping a production line running while delivering the quality benchmarks our clients trust.

    Delivering Consistency in a Multipurpose World

    We make Benzylidenemalononitrile in various packaging sizes, from lab-scale bottles to full-scale drums. We do not guess at shelf life—our data sets for decomposition rates under normal and stressed storage conditions emerge from repeated testing, not back-of-envelope estimates. Extended stability relies on proper bulk container purging, minimized headspace, and robust secondary sealing. Some customers come with unique containerization requests, often due to their own process automation or legacy workflows, and every solution is guided by direct feedback from our logistics and safety auditors.

    Sourcing a specialty like Benzylidenemalononitrile from a direct manufacturer not only reduces the risk of adulteration but keeps the technical conversation grounded in practical details. We have re-engineered packaging based on disaster drills, simulated shipping drops, and temperature cycling so that each shipment reflects a living history of lessons learned. This dedication has kept us at the table not just as a supplier but as a partner in many client’s R&D teams.

    Supporting Innovation and Regulatory Demands

    Working with Benzylidenemalononitrile does encounter evolving questions of compliance and environmental stewardship. Our regulatory affairs team monitors changing national and global requirements, taking cues from both enforcement actions and voluntary guidance published in peer-reviewed journals. We have invested in in-house lab capacity to track the tiniest trace contaminants, share Certificate of Analysis results seamlessly, and support customer audits with raw data transparency. Documenting every lot and process change avoids the surprises and headaches that have historically plagued niche chemical producers.

    Innovation doesn’t come only from the lab bench. New applications for Benzylidenemalononitrile in polymer fields or as custom reagents in fine chemical synthesis require close communication with regulatory bodies to anticipate permitted use cases. Collaboration with downstream partners has taught us that proactive disclosure and real-world operational insights do more than compliance—they foster trust.

    Improving Sustainability, One Batch at a Time

    No modern chemical manufacturer can ignore sustainability. For Benzylidenemalononitrile, our efforts span from responsible raw material sourcing to the capture and treatment of reaction off-gases. Our in-house recycling program captures solvents for reuse within our facilities, reducing waste and dependence on external chemical management services. We engage with local regulators and downstream users about end-of-life disposal routes, providing advice based on both MSDS guidelines and direct observations from our plant operations. Investing in emissions abatement equipment has not only lowered our direct footprint but resulted in cleaner, safer working environments for our staff.

    Every new order comes as a chance to build a better process—not just for compliance but for tangible improvement. Manufacturing doesn’t stop at the gate; technical teams constantly review waste analytics, water use, and energy signatures from each product line, including Benzylidenemalononitrile. We want to see a future where specialty chemicals meet both technical and ethical benchmarks for our customers and ourselves.

    Insights from Application Research and Customer Collaboration

    Some of our longest relationships in the specialty chemicals field grew from shared challenges around Benzylidenemalononitrile. Researchers in textile chemistry approached us not just for high-purity product but for insights into molecule stability during finishing steps. Polymer teams asked us to model the effects of micro-impurities on chain propagation. These interactions brought new viewpoints back into our own quality system and process tuning.

    No amount of advertising can replace technical proof. Customers who scale up from pilot to commercial runs with Benzylidenemalononitrile need a technical partner able to advise not just on ideal handling temperatures, but on cleaning protocols for lines after extended downtime, or how tiny shifts in ambient temperature can impact product performance. Dialogue built on years of trial, feedback, and iterative tuning led to innovations that set new benchmarks—not just for our company, but for the broader field.

    What Sets Benzylidenemalononitrile Apart in the Market

    Longevity matters in chemicals. Benzylidenemalononitrile doesn’t just fill a gap in our product catalog; it holds its own due to reliability born of improved syntheses, modern analytics, and direct manufacturing experience. From raw material to packaged product, we use testing protocols developed from both best practices and our own in-house learnings. That means lots tested, retested, and held to the standards our own staff expect in their daily work. A sense of pride comes not from the marketing buzzwords, but from batches that reach customers unerringly consistent, shipment after shipment.

    Industry trends come and go—demands for new grades, alternative intermediates, improved green credentials—but the core requirement remains the same: performance you can count on. Benzylidenemalononitrile offers this not because of abstract chemistry, but because the experience of makers, testers, and users converge every day in the plant and laboratory.

    Looking Ahead: Next Steps for Benzylidenemalononitrile in Industry

    Benzylidenemalononitrile may have an established reputation, but chemical markets never stand still for long. We watch trends in automated flow chemistry, microreactor scale-up, and process intensification—all with a view to how they might shape the next generation of specialty chemicals. Research on safer alternatives or modified delivery forms keeps pace with changing regulations and demand for less hazardous material handling.

    We keep the doors open for collaboration, working with international researchers to hone improved formulations, more processable derivatives, or sustainable supply chains. Investment in staff education, equipment upgrades, and digital process control stand as proof that, for us, innovation remains more than just a buzzword. With Benzylidenemalononitrile, every challenge moves from theory to practice, forging a link between chemical tradition and modern demands.

    Conclusion: Straight Talk from the Plant Floor

    Experience with Benzylidenemalononitrile stretches beyond handling a bottle or reading a certificate. It comes down to learning from each batch, listening to users in the field, and adapting to the realities of process, safety, and sustainability. Our story with this product reads as a living document—revised by real-world feedback, sharpened by practice, and made solid by technical discipline. For every application, every inquiry, and every improvement, we keep the customer’s needs tied to the same standard: a specialty chemical made right, every time.