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3-Cyanophenylhydrazine Hydrochloride

    • Product Name 3-Cyanophenylhydrazine Hydrochloride
    • Alias 3-Cyanophenylhydrazine HCl
    • Einecs 629-413-2
    • 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

    927740

    Product Name 3-Cyanophenylhydrazine Hydrochloride
    Cas Number 10315-25-4
    Molecular Formula C7H8ClN3
    Molecular Weight 169.61 g/mol
    Appearance Off-white to light yellow solid
    Melting Point 200-205°C (dec.)
    Solubility Soluble in water and ethanol
    Storage Conditions Store at 2-8°C, keep container tightly closed
    Purity Typically ≥98%
    Synonyms m-Cyanophenylhydrazine hydrochloride
    Smiles C1=CC(=CC(=C1)NNC)C#N.Cl
    Inchi InChI=1S/C7H7N3.ClH/c8-5-6-2-1-3-7(4-6)10-9;/h1-4,10H,9H2;1H

    As an accredited 3-Cyanophenylhydrazine Hydrochloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Sealed amber glass bottle containing 25 grams of 3-Cyanophenylhydrazine Hydrochloride, labeled with hazard symbols, chemical name, and batch details.
    Shipping 3-Cyanophenylhydrazine Hydrochloride is packed securely in sealed containers to protect from moisture and contamination. It is shipped in compliance with chemical transport regulations, including proper labeling and documentation. The package should be kept tightly closed, stored in a cool, dry place, and handled by authorized personnel using protective equipment.
    Storage 3-Cyanophenylhydrazine Hydrochloride should be stored in a tightly sealed container, protected from moisture and light. Store in a cool, dry, well-ventilated area away from incompatible substances such as oxidizers and acids. Avoid prolonged exposure to air. Ensure proper labeling and keep the container tightly closed when not in use to maintain product stability and safety.
    Application of 3-Cyanophenylhydrazine Hydrochloride

    Applications of 3-Cyanophenylhydrazine Hydrochloride in Industrial Manufacturing

    As a direct manufacturer of 3-cyanophenylhydrazine hydrochloride, we work closely with global downstream industries to support advanced synthesis, fine chemicals, and active molecule development. Below, we detail specific industrial contexts where this intermediate plays a critical role, including compliance norms, recommended usage parameters, points of process input, and representative finished goods.

    1. Pharmaceutical Intermediate Synthesis for Antineoplastic Agents

    Downstream pharmaceutical manufacturers use 3-cyanophenylhydrazine hydrochloride primarily as a key hydrazine building block for synthesizing pyrazole and indazole scaffolds, crucial in the development of targeted anticancer APIs. The material enables controlled condensation and cyclization reactions within multi-step processes for producing heterocyclic compounds with high bioactivity. Each campaign adjusts the addition rates based on reaction yield optimization, driven by structure-activity requirement analyses.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • Chinese Pharmacopoeia (ChP) / US Pharmacopeia (USP) chemical intermediate guidance
    • European Medicines Agency (EMA) guidelines for starting material traceability
    • 21 CFR Part 211 (FDA: Current Good Manufacturing Practice for Finished Pharmaceuticals)

    Typical usage ratio

    • Applied at 1.5–2.7 molar equivalents relative to the keto substrate; process engineers adjust equivalents to balance formation of preferred regioisomers versus impurity formation.

    Downstream process integration

    • Direct addition during a batchwise hydrazinolysis step, followed by condensation and cyclization in solvent media (e.g., ethanol, acetic acid), before coupling with bioactive side chains or function groups.

    Final product types

    • Clinical and pre-clinical small molecule antineoplastic agents
    • Research-grade heterocyclic reference standards
    • Custom synthesis intermediates for oncology R&D
    • Pharmaceutical intermediates for contract manufacturing organizations (CMOs)

    2. Fine Agrochemical Synthesis for Pyrazole-based Fungicides

    The manufacture of modern crop protection agents, especially pyrazole-derived fungicides, requires precise incorporation of hydrazine intermediates into heterocyclic rings to achieve targeted activity against plant pathogens. Production lines rely on 3-cyanophenylhydrazine hydrochloride in cyclization steps, ensuring selective construction of the active core under strict quality and residue requirements, with compliance to agrochemical standards ensuring environmental and user safety.

    Industry compliance standards

    • FAO/WHO Specifications and Evaluations for Agricultural Pesticides
    • ISO 9001:2015 Quality Management System for chemical production
    • REACH Registration, Evaluation, Authorisation and Restriction of Chemicals (European Union)
    • GB 28106-2019 (China) Safety and Environmental Regulations for Pesticide Manufacturers

    Typical usage ratio

    • Incorporated at 0.8–1.3 molar equivalents per target diketone motif, with process adjustment for different crop-specific active ingredient specifications and residue limits.

    Downstream process integration

    • Fed into the mid-stage cyclization reactor before isolation of the pyrazole moiety; followed by purification and formulation into technical concentrate or suspension forms for field application.

    Final product types

    • Systemic fungicide technical concentrates
    • Dispersible granules for crop protection
    • Formulated agrochemical suspensions
    • Reference standards for regulatory submission

    3. Dye Intermediate for Specialty Azo and Disazo Pigments

    Specialty dye and pigment manufacturers integrate 3-cyanophenylhydrazine hydrochloride in the diazotization and coupling phases to obtain high-performance azo and disazo colorants, especially for fiber and plastic applications requiring enhanced lightfastness. The compound’s structural features impart specific color characteristics and improve process yields in pigment synthesis, with in-process QC critical for meeting global textile and plastics safety standards.

    Industry compliance standards

    • OEKO-TEX® Standard 100 (Textile and Leather)
    • EN 71-3:2019 (Safety of Toys – Migration of certain elements, for plastic pigments)
    • ISO 9001-certified dyehouse protocols
    • REACH Annex XVII (Regulation on restriction of hazardous substances)

    Typical usage ratio

    • Utilized at 0.5–1.1 molar equivalents against diazotizable aromatic amines; the final value depends on bath volumes, coupling agent reactivity, and desired pigment shade.

    Downstream process integration

    • Introduced during the pre-coupling agitation phase, followed by in-situ diazotization and subsequent mixing with coupling components; further processed into microgranules or cake forms for downstream milling.

    Final product types

    • High-fastness azo dyes for polyester and polyamide fibers
    • Disazo pigments for automotive and packaging plastics
    • Technical-grade pigments for inks and coatings
    • Specialty colorants in safety textiles

    4. Advanced Chemical Synthesis for Heterocyclic Building Blocks

    Custom fine chemical producers employ 3-cyanophenylhydrazine hydrochloride as a key precursor in the production of heterocycles—most notably fused aromatic cores used in electronics and advanced material research. Its predictable reactivity and high purity enable controlled multi-step synthesis, requiring precise formulation and reactor control under stringent laboratory and pilot plant conditions.

    Industry compliance standards

    • ISO 14001:2015 (Environmental Management for chemical synthesis)
    • Process safety standards per Responsible Care® initiative
    • GHS SDS compliance (Globally Harmonized System of Classification and Labelling of Chemicals)
    • Industry customer-specific QC protocols for purity and trace impurity limits

    Typical usage ratio

    • Ranged at 1–2.5 molar equivalents depending on scaleup, target heterocycle, and tolerance for side reactions; chemists fine-tune input based on the degree of substitution and required output.

    Downstream process integration

    • Introduced at the nucleophilic substitution stage, reacting with di-carbonyl or halogenated precursors, followed by cyclocondensation, extraction, and controlled crystallization to isolate the desired ring system.

    Final product types

    • Custom heterocyclic intermediates for research laboratories
    • Precursors for specialty ligands in electronic circuitry
    • Assembly blocks for advanced materials synthesis
    • Analytical and test-grade reference chemicals
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    Certification & Compliance
    More Introduction

    3-Cyanophenylhydrazine Hydrochloride: An Insider’s View from the Manufacturer’s Floor

    Looking Beyond the Label: What Sets 3-Cyanophenylhydrazine Hydrochloride Apart

    Making specialty chemicals rarely boils down to ticking off a technical checklist. In our daily work, 3-cyanophenylhydrazine hydrochloride isn’t just another container on the shelf. We see our product move from raw ingredients through carefully controlled syntheses to a crystalline solid that our partners rely on for day-to-day research and industrial work. Standard documentation only shows so much; what matters in the real world comes down to experience, quality, and hands-on knowledge.

    Relentless Pursuit of Consistency in Chemistry

    Chemists worry about reproducibility more than almost anything else. Our process for 3-cyanophenylhydrazine hydrochloride starts with the best available pyridine derivatives. We pour efforts into controlling reaction time, moisture content, and environmental factors. The hydrochloride salt is selected because it lends extra stability. Hydrazine derivatives without the hydrochloride can show unpredictable behavior, including clumping, discoloration, or even slow degradation when left open to air. By making the hydrochloride salt form, we keep the material clean and ready to use for much longer on the shelf. The number one request from formulation and R&D teams is for reliable, predictable batches — each run should behave like the last, even after months sitting in a storeroom. This creates trust over time.

    Why Fine Particle Control Matters

    Those handling this hydrazine will know that texture isn’t a small matter. We tune our process to achieve a fine, free-flowing powder. Granule size influences everything: how it dissolves in your chosen solvent, how it blends with other reagents, even the accuracy of pipetting in HPLC or NMR preparation. Factory experience has taught us that oversized or variable particles frustrate lab technicians, slow down mixing, and make scale-up unpredictable. Fine powders are harder to make — humidity, static electricity, and agitation speed all play a role. Our best lots enjoy uniform, soft powder consistency, which cuts down on lost time during transfers. Researchers mention explicitly appreciating the way our product handles during weigh-outs, and we take pride in maintaining this standard batch after batch.

    Purity and Trace Contaminant Control

    It’s easy to list “≥98% purity” or “HPLC grade” on a spec sheet, but the real challenge is limiting minor impurities like residual solvents or side products. We monitor not just the headline purity, but closely track potential impurities that crop up when using certain hydrazine sources. Chloride content, for example, plays a major role in downstream reactions that are sensitive to halide balance. Our analytical team tracks chloride, water content, and even the subtle yellowing that can indicate trace byproducts. Careful monitoring becomes second nature when you’ve had reworks blamed on a lot’s unexpectedly high isomer content. Feedback from seasoned chemists guides every tweak to our cleaning and drying routines. When pharmaceutical and agrochemical partners warn about the implications of even trace metals or unknown UV peaks, we listen and retool the process as required.

    The Story Behind the Specifications

    3-cyanophenylhydrazine hydrochloride isn't just a chemical formula (C7H7N3·HCl)—it’s the result of hundreds of hours spent fixing workflow hiccups. At small scale, it’s easier to hit target purity or particle size, but challenges grow as batch sizes increase. We battle issues like “oil-out” phases or crust formation, which can ruin whole runs. Each time we find a workaround that keeps the product uniform—whether it’s switching solvents or adjusting filter ratings—we note it down and fold it into the next campaign. These “inside secrets” turn into small process optimizations that customers soon notice in the lot-to-lot consistency.

    Working with Customers on Problem Solving

    Few requests are ever the same. Academic researchers often ask for micro-lots for method development. Industrial partners want multi-kilogram batches that still match lab-scale purity. A partner in dye intermediates says our lower-level impurities make downstream purification easier. Pharmaceutical firms performing scale-up synthesis report trouble with competing products that introduce extra water or fail to flow out of the bottle properly. Each feedback cycle pushes us to refine drying times, sealing protocols, and selection of packaging materials. Example: A customer in peptide synthesis flagged an occasional acrid odor from another supplier’s batches, so we spent weeks narrowing down the contamination’s origin—eventually identifying an upstream solvent source. Since then, we’ve switched all those steps to minimize cross-contamination, even though it meant re-validating entire segments of the process.

    Practical Challenges of Hydrazine Chemistry

    Safety can’t take a back seat here. Hydrazines are notoriously hazardous; poor handling leads to exposure, contamination risks, and even explosive hazards when not properly managed. Our team operates with layered controls: breathing protection, closed systems for transfer, and tightly managed storage. We treat every order as a hazardous chemical assignment, packaging under inert gas or dried atmosphere to prevent oxidation and moisture pickup. Frustrations commonly arise when users store the product improperly or try to work in humid conditions. The hydrochloride form reduces some risks due to its stability but doesn’t eliminate them. Training and supporting downstream users remain as important as clean manufacturing itself.

    Differences That Matter: What Separates Ours from the Rest

    After years sharing notes with partners in pharmaceuticals, dyes, polymer additives, and academia, certain distinctions stand out. Some competitors chase higher yields by relaxing drying requirements, but this invites clumping and a tough time weighing out smaller doses. Others skimp on custom lot testing, trusting the process to catch every impurity. Our plant has learned not to take purity for granted. Routine spot-checks and small-scale trial runs let us tune each stage, since only thoroughness reveals outliers ahead of time.

    Some batches elsewhere become water-laden due to shorter drying steps; these create bottlenecks later in processes like diazotization, where excess water triggers side reactions or slows product formation. One of our long-term pharmaceutical clients turned to us after struggling with these exact headaches. Reworking old recipes with our team, they noticed fewer chromatographic impurities, leading to clearer separation during their API synthesis. It only took a few successful runs before their team switched sources.

    No Substitute for Experience

    Years of making 3-cyanophenylhydrazine hydrochloride means real familiarity with the way this material behaves day-to-day. You get a feel for the signs of a great batch—bright white powder, almost odorless, and dissolving fast in aqueous solvents. Bad lots can smell sharply or hint of decomposition, especially if they sat under poor storage. Our warehouse managers flag any sign of discoloration, and if moisture readings or melting point checks slip outside our targets, batches get held back for further treatment or rework. These details never show up in a product brochure, but our partners have come to rely on them as signals for their own QA.

    What the Industry Actually Needs

    More often, our customers care about performance in their end-use chemistry than specification tables. We hear from teams working on new functional materials that need reliable reductants or building blocks; their syntheses falter unless the batch-to-batch properties match up exactly. Performance in scale-up processes matters even more than purity when a kilo-scale run hangs on how smoothly the intermediate blends or dissolves. With our experience, we don’t promise magic bullet chemistry—just a clean, trouble-free input that lets you spend time on your innovation, not constant troubleshooting.

    Supporting the Full Lifecycle: Not Just a Sale

    From the first weeks on the job to now, we’ve learned the relationship with users doesn’t end at shipment. Follow-up conversations reveal pain points, suggested tweaks, and new regulatory hurdles. A research group working with custom dyes reached out after facing challenges with an odd pH shift in solution—turns out, some early bottles picked up acid vapor in transit. We traced the problem and adapted the liner seals on all future bottles, even pre-flushing containers with inert gas to guarantee a consistent profile on arrival.

    Efforts like these rarely make marketing headlines. What they do create is confidence for the next user who needs to trust each gram of hydrazine they pull from the jar. We don’t see ourselves as vendors; we see ourselves as behind-the-scenes partners in every successful research paper or industrial batch using our product.

    Navigating Regulatory and Environmental Expectations

    Chemists know how quickly regulations evolve, especially with hydrazine derivatives. We track guidance from global agencies closely, building into our operations every required best practice. Our internal audits examine raw ingredient sourcing, effluent handling, and personal exposure limits. Tools like real-time emission monitors and redundant air handling filters allow us to meet modern environmental and worker safety standards. Holding ourselves to higher thresholds rarely makes business easy, but it does mean our partners can count on us to anticipate compliance requirements. This matters not just during audits or site visits, but during every step of development when regulators demand trails of paperwork for each ingredient. Our familiarity with the ins and outs of these hurdles makes life easier for product managers and compliance teams who would otherwise face endless form-filling and risk assessments.

    The Human Touch in Chemical Manufacturing

    Manufacturing 3-cyanophenylhydrazine hydrochloride at scale takes more than machines and controls. Our technicians’ instincts spot early warning signs—a wisp of off-odor here, a too-quick dissolution there. These subtle flags sometimes indicate larger issues hiding beneath surface purity numbers. Our staff spend years learning to read these cues, nipping small quality slips in the bud before they impact a downstream product. Conversations with users tell us that continuity of personnel makes all the difference—partners want to know the same eyes and hands meet each run with equal care, avoiding the churn that can knock batch quality off-kilter.

    The line between success and frustration in synthetic chemistry lies in how small details add up. Whether it’s picking up on a minor out-of-range test result, or sharing a troubleshooting tip for solution handling, our day-to-day work isn’t just about large reactors or shiny instruments. It comes down to attention, experience, and a willingness to learn from both successes and setbacks.

    Customization: One Size Doesn’t Always Fit All

    Standard lots work for most users, but special projects demand extra thought. Academic groups sometimes request limited-run lots with unique particle size or custom packaging to fit glovebox workflows. Some teams scaling up drug intermediates look for material with extra analytical certificates, sometimes requiring stability assays that go beyond our usual standards. Instead of pushing these requests aside, we collaborate directly with users to discuss batch feasibility, process safety, packaging sterilization, and accelerated stability studies.

    Each tweak gives our process engineers another real-world puzzle. Take label-free, high-purity samples destined for regulated environments; even a hint of cross-contamination leads to instant rejection. We clean our process vessels with validated solvents and run blank trials to verify the absence of carryover. Partnerships like these reinforce what we’ve always believed: open dialogue and transparency lead to better outcomes, both for user and manufacturer.

    Efficiency Built In: Saving Time and Reducing Wastage

    Efficiency in production affects everyone down the line. Poorly controlled syntheses create waste, tricky handling, and huge variation in cost per gram. Early on, we saw that even slight procedural drift during workup led to inconsistent yields and excess solvent loss. By sticking to detailed run books and staffing each step with trained operators, we’ve managed to cut turnaround times and avoid wasted effort. This might not seem relevant to the chemist sitting ten steps downstream, but it means quicker access to product and fewer headaches spent on tracking down quality slips.

    We’ve also invested in waste reduction, gathering by-products and streamlining recycling efforts. Fewer lost reagents and more streamlined workups bring down environmental burdens and make our processes more sustainable. These efforts have a direct impact—less downtime and more reliable supplies for those finishing complex syntheses.

    From Our Floor to Your Bench—A Partnership that Grows with Each Batch

    No two end-uses are exactly alike. Researchers developing new pharmaceuticals use our hydrazine as a key intermediate, needing high-purity, easy-to-handle batches every month. Polymer scientists use it for introducing cyano groups into advanced materials, watching for subtle shifts in color or reactivity that signal issues. Specialty dye producers seek product that saturates into their formulas, asking for lots documented by custom analytical runs. While high purity and controlled particle size seem obvious, we find that reliability—batch after batch—proves most valuable to our partners.

    Frequent feedback tightly links back into our plant operations. A missed delivery means a missed research milestone. A batch with high byproduct load-up can stop a whole campaign in its tracks. Our team stands ready to troubleshoot and adapt, offering not just product, but guidance from people who have seen these challenges – and fixed them – over and over.

    Why 3-Cyanophenylhydrazine Hydrochloride Succeeds in Diverse Applications

    This compound functions as a building block in some of the most delicate and complex synthetic pathways. Whether preparing substituted aniline derivatives or working up precursors to agrochemicals, chemists select the hydrochloride salt for its balance between reactivity and shelf stability. Clean, consistent material makes reaction optimization more predictable, especially when dealing with sensitive pathways or strict regulatory scrutiny. In our case, real-world feedback often praises the ease of dissolution, minimized unwanted precipitate, and the lack of batch-specific surprises.

    Concrete stories from users filter back: a medicinal chemistry group finds higher yield and cleaner separations using our material over others; a university team runs new methodologies for aromatic substitution, citing our powder’s excellent storage performance. Their successes are ours; that is the value of hands-on manufacturing—watching how the smallest improvements ripple outward across diverse fields.

    Summary: Not Just a Product, But a Result of Dedication

    The bottom line: reliable 3-cyanophenylhydrazine hydrochloride doesn’t arise from lucky single runs or standard protocols alone. It takes deliberate attention, years of trial and error, and constant feedback to bring the best version to the table. From strict raw material audits and careful run scripting to active troubleshooting based on user needs, dependable product is a collective effort between factory, scientist, and end-user. We find satisfaction in knowing that our work—often unsung, always careful—serves as the invisible backbone for chemistry that powers discovery, industry, and innovation worldwide.