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Diphenylacetonitrile

    • Product Name Diphenylacetonitrile
    • Alias Benzhydrylnitrile
    • Einecs 202-337-2
    • 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
    VTB
    Specifications

    HS Code

    962028

    Cas Number 86-29-3
    Molecular Formula C14H11N
    Molecular Weight 193.24 g/mol
    Iupac Name 2,2-diphenylacetonitrile
    Appearance White to off-white crystalline powder
    Melting Point 83-86 °C
    Boiling Point 360 °C at 760 mmHg
    Density 1.11 g/cm3
    Solubility In Water Insoluble
    Refractive Index 1.596
    Smiles C(C#N)(C1=CC=CC=C1)C2=CC=CC=C2

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

    Packing & Storage
    Packing Diphenylacetonitrile, 100g: Supplied in a sealed amber glass bottle with a screw cap, labeled with hazard warnings and product information.
    Shipping Diphenylacetonitrile is shipped in tightly sealed containers, protected from moisture, light, and incompatible substances. It should be labeled according to hazardous material regulations and transported via ground or air freight complying with relevant safety standards. Ensure proper handling to avoid spills or exposure. Store in a cool, dry, and well-ventilated area.
    Storage Diphenylacetonitrile should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizers and acids. Keep it protected from moisture and sources of ignition. Store at room temperature and avoid prolonged exposure to light. Label storage areas clearly and follow all relevant safety and regulatory guidelines.
    Application of Diphenylacetonitrile

    Applications of Diphenylacetonitrile in Industrial Manufacturing

    Diphenylacetonitrile serves as a specialized intermediate within several distinct industrial sectors, delivering value through its specific reactivity and integration into complex synthesis routes. As the direct manufacturer, we detail below the real downstream applications, compliance standards, operational ratios, and finished product types pertinent to the latest industrial requirements.

    1. Pharmaceutical Intermediate – Synthesis of Antipsychotic Agents

    Diphenylacetonitrile is utilized as a building block for the synthesis of active pharmaceutical ingredients (APIs), particularly within the production of antipsychotic agents such as diphenylbutylpiperidines. The conversion process capitalizes on the nitrile group’s reactivity, facilitating key carbon–carbon bond formations. Chemical engineers standardize the batch process to ensure no residual contaminant migrates into the API phase. Stringent in-process controls monitor the transformation of the raw intermediate through each synthetic stage to ensure GMP-compliant output.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • EU Guidelines for GMP Part II (APIs)
    • USP-NF Monograph Verification (where applicable)
    • Local FDA Drug Master File submission (as intermediate)

    Typical usage ratio

    • 0.8–1.1 molar equivalents per active intermediate (reaction-specific, adjusted by target API yield requirements and impurity profile control)

    Downstream process integration

    • Integrated into the early to mid-step of multi-stage synthesis, typically via Grignard reaction, reduction, or alkylation depending on the target API
    • Purified before downstream conversion to eliminate trace organic impurities and ensure reproducibility in pharmaceutical synthesis

    Final product types

    • Antipsychotic drug actives (e.g., pimozide, penfluridol)
    • Neuroleptic precursor compounds
    • Specialty pharmaceutical fine chemicals

    2. Agrochemical Intermediate – Herbicide Synthesis

    Within the agrochemical sector, formulation experts employ diphenylacetonitrile for constructing key aromatic scaffolds in selective herbicide synthesis. Its cyano functionality enables construction of robust anisole and phenol-based herbicidal molecules. Continuous flow systems optimize nitrile transformation, and technical teams closely monitor temperature, pressure, and time to limit formation of unwanted byproducts that may later compromise product registration or field performance.

    Industry compliance standards

    • FAO/WHO specifications for pesticide active ingredients
    • REACH (EC) No 1907/2006 registration
    • ECHA substance evaluation requirements
    • ISO 9001:2015-certified production management system

    Typical usage ratio

    • 0.9–1.3 molar equivalents per herbicidal aromatic core (formulation determined by downstream transformation and requisite product selectivity)

    Downstream process integration

    • Introduced in the aromatic alkylation or functionalization phase during multi-step synthesis
    • Subjected to catalytic hydrogenation or hydrolysis prior to functional group rearrangement and final formulation into technical concentrate

    Final product types

    • Selective post-emergence herbicide technical concentrates
    • Phenoxy acid derivative formulations
    • Precursor chemicals for graminicide actives

    3. Specialty Polymer Additives – Monomer and Stabilizer Precursor

    Technologists incorporate diphenylacetonitrile into high-performance polymer matrices as a synthesis precursor for monomers and stabilizers. Its aromatic structure and nitrile group improve rigidity and resistance to degradation in specialty applications, especially in engineering plastics and flame-retardant polymer systems. Strict batch records and raw material traceability are maintained to comply with regulatory product declarations and ensure batch-to-batch reproducibility.

    Industry compliance standards

    • ISO 9001:2015 for Quality Management Systems in polymer manufacturing
    • REACH Annex XVII restrictions for additives
    • RoHS 3 Directive (EU 2015/863) substance threshold monitoring
    • EPA TSCA Section 5 reporting (US market)

    Typical usage ratio

    • 2–7 wt% relative to the total polymer formulation, adjusted for molecular weight and performance targets regarding rigidity and thermal stability

    Downstream process integration

    • Initially reacts during pre-polymerization blending phase in high shear reactors
    • Further processed via extrusion or compounding, where it serves as either comonomer or precursor for end-group modification agents

    Final product types

    • High-temperature specialty thermoplastic resins
    • Stabilizer masterbatches for flame retardant applications
    • Polymer additives for automotive components

    4. Fine and Specialty Chemicals – Fragrance and Flavor Ingredient Synthesis

    Within flavor and fragrance chemistry, synthetic chemists rely on diphenylacetonitrile as a key starting material for aromatic ketone and lactone intermediates. Its physicochemical properties allow conversion under specific catalytic conditions, yielding intermediates critical for the production of high-value synthetic musks and woody base notes. The reaction utilizes controlled hydrogenation and accurate stoichiometric control to achieve consistent olfactory profiles in end-materials, compliant with international labeling and trace standards.

    Industry compliance standards

    • IFRA (International Fragrance Association) Standards for fragrance ingredient use
    • FEMA GRAS (Flavor and Extract Manufacturers Association)
    • REACH Annex VI (classification, labeling, and packaging of substances)
    • ISO 22716 Good Manufacturing Practices for cosmetics

    Typical usage ratio

    • 0.5–2 molar equivalents per target aroma intermediate (formula specified by molecular transformation pathway; higher ratios employed for lactone production)

    Downstream process integration

    • Serves as primary feedstock in the initial ring-formation or aromatic transformation stages
    • Introduced in batch or continuous reactors and managed under closed-system handling to avoid cross-contamination in flavor/fragrance pre-blends

    Final product types

    • Synthetic musk and macrocyclic lactones (e.g., muscone analogs)
    • Woody aroma intermediates
    • Cyclic ketones and derived aldehyde components for perfumery and flavoring
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    Certification & Compliance
    More Introduction

    Diphenylacetonitrile: A Trusted Building Block From Hands-On Manufacturing

    Introducing a Core Reagent Shaped by Practical Experience

    Knowing Diphenylacetonitrile through years of real-world production changes how a manufacturer talks about it. We watch its white, crystalline form emerge daily at our site, using batches of benzyl chloride and benzonitrile, grown from solid process chemistry and patient, incremental improvements. The product takes shape in high-purity grades, and our team relies on clean, reproducible syntheses and continuous filtration, giving chemists a material that stays dry, consistent, and free of stuck-on byproducts. Keeping a tight hand on moisture levels and impurities gives us confidence in every shipment.

    Our production volumes let us serve laboratories running pilot lots and bigger facilities integrating this intermediate in pharmaceuticals, dyes, agrochemicals, and specialty synthesis. Over the years, many chemists have visited our site, asking why Diphenylacetonitrile consistently surpasses the off-the-shelf grades common out there. The key difference? Watching each lot as it forms—not borrowing third-party generic material, not repeating sales points, but answering questions about reactivity and purity based on lab results and real test data.

    A Familiar Reagent: How It Works in the Modern Lab

    The core to Diphenylacetonitrile’s popularity comes from its place as a versatile intermediate. Chemists depend on it to introduce a phenylacetonitrile backbone, whose stability makes it attractive in multistep sequences. Its benzylic nitrile group reacts predictably with alkalis and bases, such as in the synthesis of α,α-diphenylacetic acid by hydrolysis. No surprise to us—over time, researchers routinely ask for material for Grignard and organometallic chemistries, where a reliable nitrile source is crucial.

    Large-scale customers in pharma research seek its clean, high-purity profile because the presence of even trace amounts of benzyl cyanide or similar side products can complicate follow-up steps. Some competing products, often from non-integrated supply chains, barely clear baseline performance. We keep ours documented for known physical data: melting close to 76–78°C, often testing a little higher due to trace impurities. Chemists in dye and pigment work see value in its stability under varied batch conditions, allowing large-scale reactions to run without surprise breakdown products.

    Drawing from Learning on the Factory Floor

    We have seen what matters most—consistently dry, non-lumping, pure Diphenylacetonitrile brings direct value. Our staff identifies every lot with physical data logged against customer feedback. On occasion, researchers need finer control for critical steps, especially where even minor discoloration can interrupt downstream chemistry. Our in-plant analytical team troubleshoots these requests, giving technical support from decades of handling similar aromatic nitrile compounds, not just from database lookups. This hands-on care means our Diphenylacetonitrile breaks down less over time on the shelf, and end-users experience better batch-to-batch matching.

    Echoing lab chemists’ needs, our process aims for minimal moisture and the lowest practical traces of residual solvents like toluene or acetonitrile. While some larger commodity suppliers may accept looser limits, we sample tightly and often. Trusting robots and data sheets is not enough. Line workers control and monitor the process because when quality slips, it does not take long for complaints to hit the production desk. Working closely with long-term clients, we’ve fine-tuned filtering, washing, and drying—all with an eye for chemical realities and not just cost.

    What Separates Diphenylacetonitrile From Related Nitriles?

    We often get asked how Diphenylacetonitrile compares with simpler analogs: benzyl cyanide, phenylacetonitrile, or even more functionalized analogues. Our view comes from handling all of these daily. Diphenylacetonitrile brings extra stability over unsubstituted phenylacetonitriles. Where single-phenyl variants often suffer from faster side reactions under basic or oxidative conditions, the diphenyl version holds up longer. Our technical team routinely supports customers who move from benzyl cyanide—frustrated by volatility and odor issues—to our product, discovering easier handling and fewer unexpected decompositions.

    Processing plant-side, Diphenylacetonitrile resists hydrolysis better, especially compared to mononitrile cousins. Operationally, its higher melting point and lower vapor pressure keep it safer in storage and easier to handle in humid climates. We've watched operators at many global plants struggle with more volatile, malodorous nitriles. Months of complaints about losses and headaches died away after switching to Diphenylacetonitrile, especially for workers exposed during open-batch reactions.

    For chemists scaling up, the difference in molecular bulk means fewer handling safety issues and more predictable crystallization during purification steps. This matters for operations where throughput, downtime, and chemical exposure are not just financial concerns but basic worker safety issues.

    Balancing Specification, Consistency, and Technical Support

    Our routine batches standardize specifications by weight percent assay and melting range. Instead of chasing “record-best” specs or offering overpromised purity, we guarantee practical, reliable levels: usually over 99%, with full test data attached. We don’t claim wild performance figures, we rely on real batch history and weekly communication with research clients. Our analytical department not only runs GC/MS or NMR scans but also simulates follow-up chemistry if problems arise, which helps end-users avoid pitfalls often missed by suppliers only focused on data sheets.

    Any variation in color, melting point, or solubility gets flagged for full review before release. The practical application is clear: end-users blending Diphenylacetonitrile in multistep reactions save time, reduce loss, and rarely report need for rework. Continuous shortening of our purification and drying cycles came directly from feedback loops with working customers. We adapt, for example, when users in agrochemical scale-up mention that even a trace off-smell can throw off large batch blending. Most adjustments require plant modifications—sometimes as simple as extra solvent washes, other times a full review of our cleaning procedures. Each case comes from direct plant or lab feedback, not just regulatory need.

    Main Uses: Building Blocks in Modern Synthesis

    Pharmaceutical researchers keep returning because Diphenylacetonitrile integrates easily into complex syntheses. Our team tracks dozens of product launches and investigational drugs each year using this core building block. It finds its way into the synthesis of antihistamines, CNS agents, and even intermediates for cardiovascular drug candidates. Unlike many resold intermediates—whose origins can be questionable—our product completes each step under full traceability, and any odd findings in spectral readings get flagged for correction long before reaching a customer’s bench.

    Dye and pigment manufacturers opt for Diphenylacetonitrile when batch-to-batch predictability is crucial. Our feedback loop includes regular surveys of downstream performance, so we can act if end uses demand improvements—whether in lightfastness or processability. In agrochemical production, efficiency dominates the conversation. With our background in both aromatic synthesis and scale-up, we reformulate process water management and impurity extraction to pre-empt challenges in large-scale fields. Some clients once thought cost savings from off-brand intermediates made sense; over time, process stalls and repeated QC failures proved otherwise.

    Challenge and Change: Addressing Real Market Demands

    Manufacturing Diphenylacetonitrile never stays static. Trends in green chemistry, solvent reduction, and safety tightening push our processes to evolve. We’ve overhauled solvents in crystallization to cut environmental impact. Routine upgrades on ventilation and filtration keep worker exposure lower than prior decades. Some customers—pioneering biobased dyes—needed cyanide-free workup sequences, so we customized our isolation just for them, balancing tradition and emerging needs.

    Waste management forces us to rethink solvent recycling, especially for aromatic organonitrile series. Early efforts at solvent recovery and reuse paid off both in cost and environmental licensing. We continue modernizing energy usage—phase separation, purification, and water removal all demand less electricity than our old-style plant ran thirty years ago. Technical teams visiting us see: chemical production isn’t just an IT-led data exercise, it's shaped by regular troubleshooting, human skill, and hard-won technique improvements in the field.

    Working Through Purity and Handling Issues

    Every manufacturer has faced issues moving batches of Diphenylacetonitrile across climates and continents. Moisture uptake can challenge stability, leading to clumping or hydrate formation if left unchecked. We learned early on to double-step drying under inert atmosphere, limiting moisture spikes. Some customers in humid coastal cities saw better results using nitrogen-flushed packaging, not standard container bags. Others, working at high desert facilities, needed tweaks in anti-static management due to finer particles forming after long transit times. Our plant’s practical mindset: those who use the product shouldn’t face handling headaches; we're ready to modify protocols based on user feedback.

    Concerns about trace metal, oil, or polymer contamination surface, especially in pharmaceutical R&D where regulatory boundaries are tightest. Running every batch through staged LC analysis, we identify and remove outliers well before they reach the warehouse. As manufacturers, we see firsthand how even small changes—better cleaning, tighter centrifuge maintenance, or adjusted solvent cycles—solve problems that “standard-grade” suppliers often miss.

    Plant Safety, Worker Health, and Waste Reduction Drive Innovation

    Worker health and environmental care shape our day-to-day methods. Diphenylacetonitrile, though safer than some smaller nitriles, still warrants respect. Our crews follow direct air handling and PPE protocols upgraded from old practices—less reliance on closed-loop systems means more focus on regular air checks and hands-on supervision. Dropping accident rates and reducing chemical exposure have become points of pride and necessity, not just regulatory mandates.

    On waste, every kilogram of Diphenylacetonitrile not making it to final shipment due to reprocessing equals lost time, energy, and raw material. Our plant systems recover waste streams for solvent reclamation, limiting discharge into local water and air. It’s one thing to talk “sustainability” in marketing material; it’s another to pilot upgrades that cut hazardous waste volume by actual measure, watched by in-house staff, not just third-party auditors.

    Long-Term Partnerships Matter in Chemical Sourcing

    Customers who come back year after year rely on real manufacturing connections, not sales pitches. Our support teams don’t shuffle requests to untrained reps but loop technical staff right into discussions about application, troubleshooting, and batch matching. Where competing suppliers sometimes pull from distant, third-party origins with little transparency, our product comes tracked, analyzed, and documented at each step. Every request for refit, from package size up to process modification, gets met by people who have handled and produced Diphenylacetonitrile day in and day out.

    Long relationships with downstream clients feed back into our QA upgrades. Many improvements—tighter spec sheets, better documentation packets, or refinements of filtration and drying—originated from customer experience, not regulatory imposition. A few large research houses include our team on their project calls before changing processes; our knowledge about how Diphenylacetonitrile reacts and stores has kept pilot projects on schedule, sometimes saving weeks over generic alternatives.

    A Product Proven by Real Chemical Work

    Diphenylacetonitrile persists as a valued intermediate because, for many practitioners, synthetic chemistry depends as much on steady, predictable inputs as it does on skill and imagination. Our team, from plant operators to QA chemists, learns from every run—batch failures educate as much as top lots. Real world manufacturing isn’t smooth or automatic; it’s a process of constant feedback, troubleshooting, and revision. Focusing on the product as it really works in professional hands, not just catalog descriptions, sets apart batches that get accepted by discerning users worldwide.

    Years of direct experience—overhaul, technical adaptation, and attentive listening to customer needs—make Diphenylacetonitrile a core reagent not because of tradition or inertia, but because the chemistry delivers in real plants and real labs. We’ll keep refining our process as new problems and new demands arise, holding fast to a simple fact: in chemical manufacturing, performance depends on deep, practical understanding, not just formula sheets and bold claims.

    Ready for Tomorrow’s Benchwork and Scale-Up

    The future for Diphenylacetonitrile involves both challenge and promise. Demand for higher purity, new packaging forms, better environmental footprint, and closer technical support will keep our focus sharp. Every feedback call or data point from the field pushes us to refine. Chemists drive the change with their needs: faster reactions, lower toxicity, easier purification, direct answers about material source and performance.

    Through all these shifts, hands-on manufacturing sense will guide our decisions. We expect to see our Diphenylacetonitrile in new pharmaceutical scaffolds, emerging pigments, and green chemistry processes. Our core values—predictable results, honest support, and openness to change—won’t shift. Technological improvements, regulatory advances, and global market stresses will come, but a trusted intermediate, shaped by those with a real stake in making it right, will continue to anchor many chemical projects for years to come.