Products

4-Nitrobenzyl Cyanide

    • Product Name: 4-Nitrobenzyl Cyanide
    • Alias: p-Nitrobenzyl cyanide
    • Einecs: 221-030-3
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: admin@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    122437

    Chemical Name 4-Nitrobenzyl Cyanide
    Cas Number 619-18-1
    Molecular Formula C8H6N2O2
    Molecular Weight 162.15 g/mol
    Appearance Light yellow to beige solid
    Melting Point 88-91°C
    Boiling Point No data available (decomposes)
    Density 1.28 g/cm³
    Solubility In Water Insoluble
    Flash Point 113°C
    Refractive Index No data available
    Pubchem Cid 12186
    Smiles C1=CC(=CC=C1C#N)[N+](=O)[O-]

    As an accredited 4-Nitrobenzyl Cyanide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 4-Nitrobenzyl Cyanide, 25g, is supplied in an amber glass bottle with a sealed cap and hazard labeling for safe storage.
    Shipping 4-Nitrobenzyl Cyanide is shipped in tightly sealed, chemical-resistant containers. It must be stored and transported in a cool, dry, and well-ventilated area away from heat, ignition sources, and incompatible materials. Appropriate hazardous material labeling, documentation, and handling precautions are required per regulatory guidelines to ensure safe delivery.
    Storage 4-Nitrobenzyl cyanide should be stored in a tightly sealed container within a cool, dry, and well-ventilated area, away from direct sunlight and incompatible substances such as strong oxidizers, acids, and bases. The storage area should be clearly labeled, equipped to handle toxic and harmful chemicals, and restricted to trained personnel. Personal protective equipment (PPE) is recommended when handling.
    Application of 4-Nitrobenzyl Cyanide

    Applications of 4-Nitrobenzyl Cyanide in Industrial Manufacturing

    4-Nitrobenzyl cyanide serves as a high-purity nitrile intermediate in advanced chemical manufacturing. Due to its select reactivity and stable aromatic backbone, it supports specialized downstream applications in pharmaceutical synthesis, crop protection active creation, fine chemical production, pigment intermediates, and materials for electronics industries. As the original producer, we maintain consistent batch quality and strict adherence to global regulatory frameworks across these sectors.

    1. Pharmaceutical Intermediate for Active Pharmaceutical Ingredient (API) Synthesis

    This material forms a key step in the preparation of several API molecular scaffolds, particularly in benzylated and substituted phenethylamine compounds. Pharmaceutical companies valorize its use for controlled nucleophilic substitution and reduction reactions, where product purity and traceability are critical. APIs utilizing this nitrile undergo final amidation, hydrolysis, or reduction in their synthetic route, integral for central nervous system drugs and antihypertensive agent building blocks.

    Industry compliance standards

    • Complies with ICH Q7 (GMP for Active Pharmaceutical Ingredients)
    • Consistent with U.S. FDA 21 CFR 211, EudraLex Volume 4 GMP guidelines
    • Supports USP/EP quality monograph traceability for APIs
    • Pharmacopeial audit readiness upon request

    Typical usage ratio

    • Usage ratio of 1.0–1.3 molar equivalents as starting reactant in API syntheses
    • Precise input calculated based on desired pharmacophore substituent
    • Adjust ratio for reaction pathway (amide, amine, or acid endpoint)
    • Purity and impurity profile monitored throughout

    Downstream process integration

    • Charged in initial nitrile functionalization stage under anhydrous conditions
    • Downstream amidation, hydrolysis, or reductive amination in API stepwise processes
    • Quality control sampling conducted at each transformation
    • Final integration with in-process analytical review before API isolation

    Final product types

    • Central nervous system (CNS) stimulant precursors
    • Antidepressant and antipsychotic API intermediates
    • Antihypertensive drug building blocks
    • Specialty amide and amine pharmaceutical ingredients

    2. Synthesis of Crop Protection Active Ingredients

    The stable cyano and nitro groups enable this material to serve as a crucial building block in the manufacture of specialty pesticides. Leading agrochemical companies rely on it to create benzyl-substituted herbicides and fungicides through a series of nucleophilic addition and cyclization steps. Reaction control and full traceability are prioritized due to stringent regulatory regimes on agricultural substances.

    Industry compliance standards

    • Conforms to FAO/WHO pesticide specification processes
    • Complies with EU Regulation 1107/2009 for pesticide actives
    • Production under ISO 9001:2015 quality management system
    • Follows relevant Chinese MIIT and EPA reporting for agri-input raw materials

    Typical usage ratio

    • Used at 0.7–1.2 molar equivalents in key benzylation or heterocycle construction steps
    • Adjusted up to 1.5 equivalents for batch process optimization in green chemistry protocols
    • Input reviewed per active ingredient identity and desired conversion efficiency
    • Impurity thresholds tightly controlled according to crop protection standards

    Downstream process integration

    • Introduced during primary ring construction or side-chain installation
    • Enters direct nucleophilic addition routes for benzylated or substituted derivatives
    • Undergoes further condensation and cyclization
    • QC checks incorporated for residual nitrile and nitro content

    Final product types

    • Benzyl substituted herbicides
    • Fungicidal actives for fruits and grains
    • Intermediate for selective insect-defense molecules
    • Downstream pre-emergent weed control products

    3. Intermediate for Electronic Chemicals and Liquid Crystal Materials

    The high aromatic integrity and chemical reactivity make this compound valuable for the electronics sector, particularly in the construction of liquid crystal display (LCD) materials and organic photoconductors. It introduces stable cyano groups for subsequent aromatic coupling, supporting the production of specialty mesogenic compounds and semiconductive dyes used in display panels and imaging components.

    Industry compliance standards

    • Manufactured and handled under IECQ QC 080000 hazardous substance process controls
    • Compliance with EU RoHS restrictions and REACH SVHC guidance
    • Meets requirements for high-purity advanced materials (99.5%+) as per electronics grade protocols
    • Tested for halogen and heavy metal presence per customer specification

    Typical usage ratio

    • Input at 0.6–1.0 molar equivalents for targeted aromatic substitution/coupling
    • Concentration adapted based on desired mesogen length and purity demands
    • Batch ratios specified per optoelectronic property of LC mixture/component
    • Trace metal and residue levels monitored under ppb thresholds

    Downstream process integration

    • Enters the liquid crystalline monomer synthesis at the aromatic core formation stage
    • Used as a coupling partner for functional group elaboration on display active units
    • Processed under inert and low-moisture conditions
    • Further derivatization into mesogen and dye segments

    Final product types

    • Liquid crystal intermediates for LCD and OLED panels
    • Organic photoconductive layers for imaging units
    • Colorant pre-forms for specialty display applications
    • Conductive dye elements for flexible electronics

    4. Building Block for Fine Chemical and Dye Intermediate Manufacturing

    As a benzyl cyanide derivative with electron-withdrawing nitro substitution, this compound plays a foundational role in constructing bright and stable dye intermediates. Fine chemical manufacturers utilize its structure in multi-step syntheses for azo and anthraquinone dye families, where color fastness and precise substitution patterns require tightly controlled input and product uniformity throughout the batch process.

    Industry compliance standards

    • Compliant with ISO 14001 standards for chemical environmental management
    • Operations guided by Zero Discharge of Hazardous Chemicals (ZDHC) program principles
    • Product traceability in accordance with EU Regulation (EC) No 1907/2006 (REACH)
    • Complies with major textile regulatory updates (Oeko-Tex, GOTS for input clearance)

    Typical usage ratio

    • Employed at 0.8–1.1 molar equivalents depending on target chromophore structure
    • Input tuned for substitution level and color strength outcome
    • Adjusted according to batch scale and specific dye series
    • Regular analytical verification for byproduct minimization

    Downstream process integration

    • Initiation point for ring activation in azo coupling reactions
    • Feeds directly into reductive or oxidative transformation stage
    • Handled with continuous purity monitoring
    • Integrated into end-stage finishing to lock in chromophore stability

    Final product types

    • Bright azo dye intermediates (e.g., reds, oranges)
    • Anthraquinone based dye intermediates for technical textiles
    • Solvent dyes for plastics and specialty coatings
    • Pigment precursors for printing inks

    5. Precursor for Specialty Chemical Synthesis in Research and Development

    R&D and custom synthesis operations in the specialty chemical sector choose this compound for its unique cyano- and nitro-functionalized aromatic scaffold. It acts as a modular intermediate for constructing small molecule libraries, tool compounds, and advanced materials, with applications spanning analytical standards, molecular probe design, and select catalyst development.

    Industry compliance standards

    • Handled in line with ISO 17025 analytical laboratory practices
    • Research process aligns with OECD Good Laboratory Practices (GLP)
    • Safety and exposure abatement follow local chemical registration (US TSCA, EU REACH, China IECSC)
    • Full documentation supplied with R&D shipments

    Typical usage ratio

    • Usage varies from 0.1 to 1.0 molar equivalents based on experimental design
    • Small-scale inputs typical for investigative synthesis or screening efforts
    • Adjustment according to target compound complexity and functionality
    • Batch reproducibility emphasized in research scale

    Downstream process integration

    • Introduced at designated functionalization or coupling steps in synthetic route
    • Used for nitrile, amine, or nitro group elaboration on custom molecules
    • Flexibility for multiple reaction pathways tested under controlled conditions
    • Final analytical validation performed for each experimental output

    Final product types

    • Small molecule reference standards
    • Molecular probes for diagnostic assay development
    • Precursor molecules for proprietary catalyst systems
    • Building blocks for novel functional materials and laboratory reagents

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    Certification & Compliance
    More Introduction

    4-Nitrobenzyl Cyanide: Bridging Precision and Reliability in Organic Synthesis

    Setting the Scene: The Role of Quality Chemicals in Research and Industry

    Every batch of 4-Nitrobenzyl Cyanide that leaves our facility represents months of fine-tuning and decades of attention to detail. We do not cut corners. As a manufacturer, each molecule serves as proof of our standards. The landscape of organic synthesis has changed fast, and chemists everywhere demand honest consistency across research and production. To stay on top, we focus on what truly matters: clear crystallinity, single-phase reliability, and trusted analytical backing.

    Formulation and Production Details Grown from Direct Experience

    Reaching the target purity for 4-Nitrobenzyl Cyanide is a game of patience and know-how. We select raw materials after repeated quality checks. Our reactors run controlled temperature profiles to favor single reactions over side-conversions. Years of hands-on troubleshooting have shown us where others go wrong. A rushed nitration here or sloppy isolation there—and the compound’s purity drops, the yield dives, or downstream performance stumbles. We’ve re-engineered agitator speeds and extraction solvent choices based on what we watch with our own eyes over countless campaigns. This approach brings us consistent product with a crystalline yellow hue and a melting range sharp enough to reassure both R&D and regulatory teams.

    Product Model, Specifications, And Analytical Anchors

    We package our 4-Nitrobenzyl Cyanide under the internal designation 4NBC-185, referencing batch traceability going back over ten years. Most requests call for product at a minimum 98% purity, by HPLC, with certified identity by GC-MS and NMR. Each batch comes with trace metal analysis since even minute iron or copper residue can scramble catalytic or medicinal chemistry projects. We always retain retained samples from every production run, and our lab staff re-checks these against stored data if customers report oddities.

    Our standard cut controls moisture below 0.2% by Karl Fischer titration, because chemists share feedback about how hydrolysis ruins end-use application and undermines stability studies. Many customers return to us for precisely this reason—they lose less time repeating failed experiments due to hidden contaminants. Physical presentation always matters; our material comes as a consistently flowable fine powder, avoiding lumps that complicate weighing or reproducible dissolving.

    Understanding the Difference: Our Knowledge Versus Commodity Supply

    Anyone working at the bench has met “commodity grade” material bought for price, then watched as reactions stall or runs go cloudy for reasons that only show up after deep troubleshooting. The source of the problem is not always obvious, but low-purity 4-Nitrobenzyl Cyanide often brings in organic acids, unreacted benzylic alcohols, or decomposed nitro-aromatics. These pollutants poison palladium- and copper-catalyzed couplings or trigger runaway side-reactions. We have run those reactions using both high- and low-purity materials side by side—nothing explains it better than outcome and yield.

    In addition, residual cyanide or nitrite migrates easily into product streams without careful batch washing and pH controls. Anyone who has scaled up reactions involving 4-Nitrobenzyl Cyanide knows the smallest inconsistencies force costly cleaning or rework. Through repeated customer audits and joint investigations, we have converged on a protocol that leaves product with clean spectroscopic signatures, giving every chemist confidence from the first weigh-out.

    Some distributors blend down higher-contaminant inputs, or turn to recycled streams. This approach aims to hit price points, but makes no sense for those who need reliability. We sell only what we’d put in our own kilo-scale campaigns, for applications ranging from linkers in medicinal chemistry to advanced materials. Customers share their results with us, and this feedback loop shapes our ongoing quality review.

    Typical Applications Backed by Real-World Feedback

    What keeps researchers returning for authentic 4-Nitrobenzyl Cyanide is its performance in specific settings. The main role remains as a protected cyanomethyl group donor for syntheses involving building block construction, particularly in pharmaceutical development. Our discussions with academic groups and CROs show a growing preference for pure starting material to avoid background peaks in MS and HPLC analytical work.

    In peptide chemistry, we’ve partnered with several labs using this compound as a photolabile linker, and the difference when switching away from “unknown blend” material is immediate: cleaner cleavage, sharper separation, and less column workload. We’ve also worked with polymer scientists who appreciate the absence of byproducts that would otherwise sneak into high-value polymer backbones, undermining downstream function.

    Our relationships with pilot plants have exposed one risk many newcomers overlook—in mid- to large-scale operations, even tiny impurity pockets cause unpredictable exotherms or phase-separation headaches, making batch control challenging. Over years of troubleshooting, our plant engineers developed additional controls for solvent recycling and end-point confirmation, drawing from a warehouse of past surprises and learnings.

    Safety and Perceptible Quality Control Benefits

    Users report improved personal safety and environmental compliance when handling our material. Stickier, impure forms emit off-odors or dust, signaling decomposition or overlooked oxidants. We maintain batch certificates that flag both volatile and nonvolatile organics via headspace GC analysis and thermal gravimetric assessment, both of which feedback directly into our equipment-cleaning cycles. The emphasis on safety springs directly from our own shop floor practices: if a batch seems off-color, or off-odor, it is flagged and held, regardless of batch schedule pressures.

    We keep rigorous process analytics—not just for show, but because we've learned from joint industry roundtables that end-users value being able to trace anomalies to the root. Every drum carries a unique ID that links to lab test files, all stored for years. This frees quality teams to pinpoint cause and pattern quickly, saving everyone on both sides unnecessary speculation.

    Continuous Improvement Spurred by Global Feedback Loops

    We grow through constant interaction. Over the years, synthetic chemists, scale-up process teams, and lab managers worldwide have sent scraps of insight and unexpected results our way. We adjust through incoming technical reports—sometimes we add steps to remove a specific impurity after a new chromatography technique surfaces it; sometimes, tightening a filtration cut makes the difference between an easy and a frustrating process.

    No automated system outperforms the practical fixes that come by picking up the phone or answering a late-night email from a user with an unusual result. This hand-in-hand approach led us to further invest in automated DSC and TGA equipment for batch thermal mapping, and in surface area measurement tools, after one major customer found that flowability linked to poor dosing accuracy on automated lines. These changes stick not on paper, but in the lower number of customer tickets and faster adoption of new product grades.

    Why True Direct Manufacturing Matters

    There’s a simple difference between our operation and bulk importers: we control the process, from precise raw materials selection and pre-blend homogeneity checks through every step of synthesis, finishing, and packaging. If issues arise, we change what’s necessary—the reaction, the wash step, the drying profile—without waiting on a distant supplier. This hands-on approach means we identify problems before a product ever ships.

    We’ve watched many competitors re-label or resell inconsistent batches, creating a tired loop of opaque resourcing, limited accountability, and frustration for the chemist. Our direct link to the floor gives us responsibility for every gram, and every report. Chemists engaging with us know who to call, and technical questions never dead-end into a generic helpdesk.

    Comparing 4-Nitrobenzyl Cyanide to Other Benzyl Nitriles and Substituted Benzyl Compounds

    Some buyers reach out looking for guidance before committing to this compound. Experience shows that while many nitrile intermediates surface as options, 4-Nitrobenzyl Cyanide holds distinct advantages in both activation and selectivity. Having the nitro group at the para position tunes reactivity, allowing smooth further transformations in palladium, copper, or reduction reactions while controlling undesired polymerization or side-chain cleavage.

    Standard Benzyl Cyanide lacks this electron-withdrawing group, reducing its utility in certain electrophilic aromatic substitutions or SN1/SN2 studies. Meanwhile, meta-substituted or ortho-substituted alternatives show very different solubilities and sometimes introduce steric congestion that translates to lower yields or false steps in multi-stage synthesis. Over the years, our direct comparisons have kept us honest on the points of separation—there’s no shortcut to hands-on experimentation.

    Comparing across other nitrobenzyl derivatives, such as 2- or 3-nitro analogs, our customers who struggle with melt behavior or purification issues have reported finding greater batch consistency and product isolation simplicity with our 4-substituted material. Each discussion loops back to practical evidence: better yields, halved side-product loads, and faster time to clean endpoint.

    Downstream Consistency and Its Impact on Process Development

    No intermediate stands alone—each must serve as a bridge to a next-generation product, whether it’s a candidate medicine, an electronics precursor, or an agricultural molecule. Batch-to-batch consistency in 4-Nitrobenzyl Cyanide avoids the hidden costs often ignored during tendering: process engineers expect that each delivery supports technology transfer, and that analytical teams can build and trust their reference datasets.

    Each month, we receive requests for retrospective purity verification—customers scaling from gram to multi-kilo want every supply to match, because shifting trace components cost hours in resynthesis, revalidation, and regulatory reporting. Our feedback system captures where minor contaminants have complicated LC-MS traces or led to unexplained retention changes, and we work with these chemists to supply product at the fine margin between accepted purity and affordable cost.

    Our team is always learning from each investigation—and this collaboration builds trust. Technical support does not end with a COA; our technical managers often join video calls or lab sessions with client analysts, sharing what we’ve learned about handling, shelf-life, or unexpected byproducts as synthesis scales or protocols are revised.

    Enabling Progress in Emerging Application Areas

    Beyond tried-and-true pharmaceutical and materials research, we now see growth in optical and photoresponsive materials, where even minute colored impurities or unexpected photolysis products can damage performance. Groups exploring optoelectronics or photodynamic therapy find that compound integrity matters more than headline assay numbers. These settings push us further—requiring us to check not just purity, but reactivity and stability under exotic lighting and high-frequency irradiation. Adjustments to trace antioxidant additives and handling recommendations come straight from pilot collaborations with these forward-looking teams.

    Some experimental biology labs leverage our product for custom probe synthesis or cell labeling. In these settings, process transparency becomes a baseline expectation. Our continuing practice of batch release and full documentation matches with regulatory and institutional checks, smoothing material transfer and approval at every stage.

    Facing Supply Chain and Future Readiness Challenges

    As a working manufacturer, our responsibilities extend beyond plant gates. Global disruptions in precursors and logistics force us to rethink supply security, safety stocks, and customer allocation—all shaped by direct lessons learned during tight supply periods. Instead of promising what cannot be delivered, we set delivery expectations based on firm inventory and in-plant progress. Our customers appreciate updates based on real-time process priorities rather than abstract sales forecasts.

    The chemistry field keeps moving, and we follow the lead of those working at the bench. New application notes, regulatory requirements, or process tweaks flow back to us weekly. We respond by flexing lot sizes, updating batch protocols, or investing in analytical innovation. Customer needs drive our process changes; we synchronize production schedules to both global projects and local partnerships, always anchored in practical reality.

    Commitment to Ethical Manufacturing and Environmental Responsibility

    Our reputation as a producer depends on more than isolated technical proficiency. We operate under strict stewardship for environmental management—capturing nitrate- and cyanide-containing wastes for off-site treatment or conversion, minimizing fugitive dust and emissions, and prereviewing every formulation and process upgrade for environmental impact. People at every step, from process chemists to packaging staff, invest in maintaining not just compliance, but a legacy worth building on.

    Much of this attitude springs from being close to day-to-day operations. When a new solvent swap trims 5% off energy use and eliminates a hazardous residue, or a filter medium prevents an equipment blockage and a release, the change is real and the outcome personal. These advances stick because people in the lab and the plant see their immediate benefits—not just management reports.

    We keep relationships open with local universities for fresh talent and new analytical techniques, and sponsor joint research when we see overlapping interests. This partnership approach sharpens our own know-how while supporting the chemical sciences beyond routine business.

    Why Customers Rely on Our Experience With 4-Nitrobenzyl Cyanide

    Reliability isn’t just a slogan here. Our staff are always ready to explain the thinking behind a process, help walk through analytical puzzles, or swap notes on the odd behavioral edge that only shows up under scale or time pressure. Each major customer project circles back to ongoing dialogue: calibration work at one partner led us to rework our entire dry-down protocol; another group’s feedback on dissolution guided our switch away from a legacy bottling line to new anti-stick coatings.

    The feedback never stops, and neither does our effort to meet practical needs for flexibility, reproducibility, and clear support. This compound—4-Nitrobenzyl Cyanide—represents our best knowledge, applied actively and in close partnership with the chemists and engineers who move science forward.

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