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4-Dimethylaminobenzhydrazide

    • Product Name 4-Dimethylaminobenzhydrazide
    • Alias p-Dimethylaminobenzaldehyde hydrazone
    • Einecs 211-698-2
    • 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

    250019

    Chemicalname 4-Dimethylaminobenzhydrazide
    Casnumber 6018-87-7
    Molecularformula C9H13N3
    Molecularweight 163.22 g/mol
    Appearance White to light yellow solid
    Meltingpoint 138-142°C
    Solubility Soluble in water and organic solvents
    Purity Typically ≥98%
    Storagetemperature Store at 2-8°C
    Synonyms p-Dimethylaminobenzhydrazide
    Structuretype Aromatic hydrazide

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

    Packing & Storage
    Packing Amber glass bottle containing 25 grams of 4-Dimethylaminobenzhydrazide; features a secure screw cap and tamper-evident seal.
    Shipping 4-Dimethylaminobenzhydrazide should be shipped in tightly sealed containers, protected from light and moisture. Package in accordance with local, national, and international chemical transport regulations. Clearly label containers with hazard information. Store and transport at ambient temperature, avoiding excessive heat or open flames. Ensure proper documentation accompanies the shipment for traceability and safety compliance.
    Storage 4-Dimethylaminobenzhydrazide should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of ignition. Keep the container tightly closed when not in use. Store separately from incompatible substances such as strong oxidizers and acids. Ensure proper labeling, and use caution to avoid moisture contamination or exposure to heat, which may affect stability.
    Application of 4-Dimethylaminobenzhydrazide

    Applications of 4-Dimethylaminobenzhydrazide in Industrial Manufacturing

    As an established chemical raw material manufacturer, we provide 4-Dimethylaminobenzhydrazide in consistent quality grades for specialized use in downstream industrial processes, supporting sectors with precise compliance, repeatable formulation, and controlled integration into production lines. Below we detail key industrial application scenarios backed by real use, each with focused compliance references and process details that reflect hands-on manufacturing practice.

    1. Analytical Reagents and Laboratory Diagnostics

    Commercial and institutional laboratories utilize 4-Dimethylaminobenzhydrazide as a colorimetric reagent for the quantification of trace carbonyl compounds, such as formaldehyde and methylglyoxal, during analytical and quality control workflows. This application relies on the compound’s ability to form stable, intensely-colored hydrazones for detection and quantification in spectrophotometric assays, with adoption in certified environmental, pharmaceutical, and food laboratories where method validation and documentation are mandatory.

    Industry compliance standards

    • ISO 17025:2017 (General requirements for the competence of testing and calibration laboratories)
    • US EPA Standard Methods (e.g., EPA 8315A)
    • Ph. Eur. 2.4.16 (European Pharmacopoeia carbonyl impurity determination)
    • AOAC Official Methods of Analysis

    Typical usage ratio

    • Usually applied at 0.05-0.2% w/v in reaction mixtures; specific dosage depends on analyte concentration and matrix.

    Downstream process integration

    • Added to sample or calibration solutions post-extraction or post-purification in laboratory workflows, followed by acidification and derivatization prior to instrumental analysis.

    Final product types

    • Diagnostic kits for laboratory testing
    • Certified reference reagents
    • Sample preparation reagents for HPLC/UV analysis

    2. Pharmaceutical Intermediate Synthesis

    Within API manufacturing, 4-Dimethylaminobenzhydrazide acts as a key reactant or intermediate during hydrazide-based coupling and derivatization reactions to construct hydrazone or related heterocyclic structures present in small-molecule therapeutics. Major pharmaceutical sites adopt it for active ingredient synthesis routes where precise structural specificity, batch reproducibility, and regulatory traceability are criteria for routine GMP production.

    Industry compliance standards

    • ICH Q7 (Good Manufacturing Practice Guidance for Active Pharmaceutical Ingredients)
    • 21 CFR Parts 210/211 (US FDA GMP requirements)
    • EU GMP Annex 8 (Sampling of Starting and Packaging Materials)
    • Specific compendial monographs validated for each API

    Typical usage ratio

    • Stoichiometric or slight molar excess (1.05–1.2 equivalents) relative to acid derivatives in condensation reactions; optimized via route development.

    Downstream process integration

    • Fed into controlled batch or semi-continuous reactors during intermediate-stage condensation, following in-process checks for purity, water content, and homogeneity.

    Final product types

    • Hydrazone-based API intermediates
    • Drug substance building blocks for antidiabetic and antiproliferative agents

    3. Industrial Water Treatment Monitoring

    Operators of power plants and chemical production facilities use 4-Dimethylaminobenzhydrazide in colorimetric kits to detect trace hydrazine in boiler feed water and condensate samples, enabling real-time adherence to process safety and environmental discharge limits. Its chemical reactivity allows rapid field analysis of dissolved hydrazine ensuring compliance with site-specific regulatory water quality limits and ISO monitoring protocols.

    Industry compliance standards

    • ISO 5667-1 (Water quality — Sampling procedures)
    • APHA Standard Methods 4500-NH2 C (Hydrazine determination)
    • EU Water Framework Directive 2000/60/EC
    • ASTM D1385 (Hydrazine in water by colorimetric method)

    Typical usage ratio

    • Applied as premeasured 0.1–0.5% w/v in test vials or sachets; usage standardized for each analytical kit by manufacturer SOP.

    Downstream process integration

    • Dispensed as part of on-site sample testing packages for automated or manual field water analysis prior to or after condenser cleaning cycles.

    Final product types

    • On-site hydrazine test kits for steam plants
    • Analytical reagent panels for water chemistry labs

    4. Color Photometry Reference Materials

    Producers of calibration solutions and reference materials for spectrophotometric equipment use 4-Dimethylaminobenzhydrazide to generate stable, tunable hydrazone chromophores at defined concentrations. These reference materials support ongoing calibration, QA validation, and QC of photometric and colorimetric instruments across industrial, academic, and governmental calibration laboratories.

    Industry compliance standards

    • ISO 17034:2016 (General requirements for the competence of reference material producers)
    • NIST SRM Guidelines (US National Institute of Standards and Technology)
    • ISO/IEC 17025:2017 (Testing and calibration laboratories)
    • EN ISO 9001:2015 (Quality management systems for production)

    Typical usage ratio

    • Prepared in solution at 0.02–0.15% w/v for hydrazone derivatives, range depends on instrument calibration curve requirements and wavelength specifications.

    Downstream process integration

    • Integrated into aqueous or solvent-based standard solutions, with traceability and purity controls during packaging under inert atmosphere or light-protected conditions.

    Final product types

    • Primary and secondary photometric calibration standards
    • Reference solutions for UV/Vis instrument verification

    5. Fine Chemical and Specialty Synthesis

    Specialty manufacturers employ 4-Dimethylaminobenzhydrazide as a condensation or protection reagent in the preparation of N,N-dimethylaminophenylhydrazone derivatives and related fine chemicals for use in organic synthesis workflows. These downstream syntheses require material traceability and batch-certified purity, with focus on reproducible lot quality for further functionalization or scale-up to performance chemicals.

    Industry compliance standards

    • ISO 9001:2015 (Quality management systems in chemical manufacturing)
    • REACH (EC 1907/2006: Registration, Evaluation, Authorisation and Restriction of Chemicals - EU market)
    • US TSCA (Toxic Substances Control Act) notification recordkeeping
    • Full batch traceability documentation for each production lot

    Typical usage ratio

    • 1.0–1.1 equivalents as per stoichiometric balance in condensation or derivatization step; further adjusted for molar balance with functionalizing groups.

    Downstream process integration

    • Charged into batch or flow reactors at controlled temperature following preparatory purification of reactants; typically filtered and neutralized prior to next step in fine chemical synthesis.

    Final product types

    • Custom N,N-dimethylaminophenylhydrazone intermediates
    • Chemical building blocks for advanced organic syntheses

    6. Research Chemical and Academic Applications

    Research institutions and custom synthesis labs select 4-Dimethylaminobenzhydrazide for investigations in new hydrazone-based ligands, analytical indicators, or prototype chelation agents. Material is supplied with full CoA and detailed impurity profiles for use in controlled academic or pre-competitive industrial study settings, where synthetic flexibility and analytical validation are essential for project outcomes.

    Industry compliance standards

    • GLP (Good Laboratory Practice, OECD Principles)
    • Institutional Chemical Safety Standards
    • MSDS requirements for laboratory reagents
    • Country-level academic research compliance (e.g., NIH or EU Horizon programs)

    Typical usage ratio

    • Variable, generally determined by experimental design; most initial trials use 0.01–0.1 molar equivalents to probe reactivity and binding efficiency in chemical or biological models.

    Downstream process integration

    • Weighing, dissolution, and mixing in reaction flasks or test plates as part of synthetic or analytical runs, frequently under inert atmosphere or light-exclusion protocols based on sensitivity.

    Final product types

    • Experimental ligands and probe molecules
    • Chemical standards for basic research
    • Novel analytical test substances
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    Certification & Compliance
    More Introduction

    Introducing 4-Dimethylaminobenzhydrazide: A Manufacturer’s Perspective

    Understanding the Role of 4-Dimethylaminobenzhydrazide in Chemical Synthesis

    4-Dimethylaminobenzhydrazide, catalogued in our production under the model code DMABH-4418, provides a reliable cornerstone for several chemical reactions and analytical methods in advanced manufacturing environments. Our facility has committed years of research and process refinement to the industrial-scale synthesis of this specialty substance. The compound distinguishes itself by allowing for highly specific derivatization in analytical procedures, particularly in trace metal analysis and pharmaceutical intermediates preparation. Its structure – a benzhydrazide nucleus substituted at the para-position with a dimethylamino group – creates a highly nucleophilic profile, something our technical teams confirm consistently delivers results in various benchmarked applications.

    Production Methods: Consistency Through Practical Manufacturing Expertise

    Every batch leaving our site reflects close attention to detail that comes from manufacturing experience rather than off-the-shelf formulations. Our synthesis begins with premium-grade starting materials. We utilize controlled-temperature reaction vessels configured for high-yield hydrazinolysis, tracking purity at each step using HPLC and mass spectrometry—never cutting corners with shortcuts or questionable intermediates. Comparing to earlier generations of the compound, today’s quality parameters emphasize water content control, residual solvent removal, and control of isomeric impurities. Our DMABH-4418 lots routinely exceed 99% purity by GC trace, with color and moisture indices that answer to the most stringent industry requests.

    Specifications Grounded in Production Reality

    Each kilogram of 4-Dimethylaminobenzhydrazide produced at our plant comes with clear analytical documentation. Purity levels match or surpass international analytical reagent standards, while limits of secondary amines, trace solvents, and halogenated byproducts remain consistently low due to our batch filtration protocols and triple-stage rotary evaporation. Particle size matters for many users, and we respond with both standard crystalline and micronized grades, using air-jet milling if a client’s downstream requirements call for finer distributions. From our end, these are not abstract parameters. Our own laboratory facilities perform quality-index tests on every lot, and we enforce batch retention for post-shipment reference samples.

    Application Expertise: Beyond Generic Use Cases

    The true value of 4-Dimethylaminobenzhydrazide depends on how it's used, not just theoretical capability described in literature. Based on feedback from researchers, analysts, and process development chemists, we know this compound succeeds as a derivatizing agent with aldehydes and ketones, forming colored hydrazones that allow precise quantification in spectrophotometric and chromatographic analysis. Our manufacturing teams have worked with clients in pharmaceutical, environmental, and biochemical fields to troubleshoot and improve protocols where reactivity or cleanup issues have caused headaches in the past. By producing consistently pure material, customers in pharmaceuticals appreciate its performance for intermediate preparation, especially when synthesizing medicinal scaffolds that demand a high degree of structural integrity.

    How 4-Dimethylaminobenzhydrazide Differs from Related Compounds

    Comparing 4-Dimethylaminobenzhydrazide to other benzhydrazides and substituted hydrazines reveals practical differences rooted in both structure and production. Mono-methyl or unsubstituted hydrazides, for instance, cannot match the electron-donating effects delivered by the para-dimethylamino group. Users report sharper chromogenic response in analytical methods using our product compared to basic phenylhydrazine derivatives—an edge especially important for trace detection or quantitation of small-molecule analytes. In our own pilot experiments, we find that reactions proceed with less baseline drift and more robust color stability over a range of pH and temperature settings. Other chemical manufacturers sometimes use more general-purpose hydrazides or hydrazine salts, but these often introduce extra handling risk or less effective discrimination when derivatizing structurally similar compounds. Our investment in optimizing 4-Dimethylaminobenzhydrazide’s synthesis, from solvent selection to pressure-control technology, results in fewer contaminant peaks and more uniform color development when compared to less tailored alternatives.

    Safety, Handling, and Real-World Storage

    Manufacturers cannot overstate the importance of responsible material handling. Our production teams have worked out routines to minimize exposure to dusts during milling and packaging, as well as strategies to extend shelf-life through moisture exclusion. Bundling hydrazide units in sealed, foil-lined drums and adding desiccant packs adds an extra layer of protection against clumping or degradation. We see that labs using open jars or reusable bags often report caking and difficulty with reproducible weighing—a problem eliminated by our moisture- and light-resistant containers. Waste management at our site follows up-to-date environmental protocols, and our shipping documentation shares practical recommendations for users organizing their own hazardous material storage. Chemical manufacturing means taking care of every detail between synthesis, transit, and end-use, not relying on generic storage rules copied from safety data sheets.

    Production Challenges and Adaptations from the Field

    Scaling up the manufacture of 4-Dimethylaminobenzhydrazide has required overcoming technical challenges rarely discussed in academic reports. Early on, we discovered that uncontrolled reaction conditions promoted formation of colored byproducts, leading to variable purity and reactivity. To resolve this, our chemists adjusted solvent ratios, redesigned agitation settings, and transitioned from batch to semi-continuous reactor systems for consistent mixing. Transition-metal traces from older process equipment once created headaches for downstream users working with sensitive catalytic screens, so we invested in lined reactor vessels and expanded post-filtration routines. Even subtle choices—like borosilicate glass process lines instead of steel—make a measurable difference in contamination risk. Feedback from global partners allows us to tweak process steps, sometimes several times per year, in response to new application requirements or regulatory shifts. These process improvements aren’t just about technical excellence; they save downtime and protect the reputation of both our clients and ourselves.

    Supporting Analytical Chemistry: Meeting Research and Compliance

    In practical use, analytical chemists demand more than specification sheets. They ask manufacturing partners for real-time support, troubleshooting, and tailored supply formats. Our team has responded with small-lot customizations, including pre-dispersion in solvent carriers, color-coded vial sets for high-throughput users, and rapid shipment for time-sensitive research programs. The feedback loop between our production crew and users encourages technical dialogue that continues after the sale—something distributors and import/export brokers rarely offer. Regulatory compliance has grown more complex following global updates to chemical inventory and environmental guidelines. We’ve made sure that both the production records and product labeling meet evolving local, national, and international standards, keeping open lines of communication with regulatory authorities and clients alike.

    Pioneering Uses: Expanding the Reach of 4-Dimethylaminobenzhydrazide

    As a chemical manufacturer, we recognize innovation comes from customers just as much as it does from our labs. Pharmaceutical clients report success using 4-Dimethylaminobenzhydrazide as a synthetic building block in exploratory drug programs, especially where its unique substitution pattern permits selective functionalization or stable intermediate formation. Environmental monitoring labs have shared positive results in quantifying carbonyl pollutants, benefiting from the sharply colored hydrazones the compound generates—even at extremely low analyte concentrations. Some research groups now test the molecule in bioorthogonal labeling and advanced diagnostics, leveraging its reactivity as a marker for enzyme and protein modification. These new directions motivate us to invest in scaled-up supply and continuous technical education, ensuring our internal teams stay informed about evolving user needs and application frontiers.

    Why Quality Control Matters

    Practical experience has taught us that purity and consistency aren't empty promises: they result in concrete benefits for customers. Low-quality 4-Dimethylaminobenzhydrazide—contaminated with water, oxidized fragments, or unreacted precursors—introduces quantitation errors, ghost peaks in chromatography, and unstable calibration curves. Small deviations in melting point or trace impurity content have ripple effects, leading to wastage of hours in recalibration or retesting. On our manufacturing floor, we use redundant methods such as NMR, Karl Fischer titration, and spectrophotometric benchmarking to certify each run before it ever leaves our gates. Open communication about batch-specific features gives our clients the confidence to proceed with high-value experiments or production campaigns without second-guessing their materials supply chain.

    Supply Chain Realities: From Production to Laboratory

    Efficient chemical manufacturing bridges the gap between industrial output and laboratory consumption. We understand delays and logistics failures undermine entire research and production cycles—so we prioritize transparent timelines and proactive communication. Our distribution arrangements center on batch-traceable shipments, temperature- and moisture-controlled containers, and regular updates to users about transit and estimated arrivals. Experienced supply chain managers on our team track raw material price shifts, forecast demand peaks, and adjust order quantities to prevent both overage and shortage. By building relationships directly with user labs and procurement leads, we respond quickly to changing forecasts or emergency needs, sidestepping the disruptions often caused by intermediaries and resellers.

    Supporting Education and Best Practice

    Our commitment to 4-Dimethylaminobenzhydrazide extends beyond production. We have invested in application notes, hands-on seminars, and shared resources for both new and returning clients. Examples of failed reactions, troubleshooting methods, and parallel compound comparison are collected from our technical support cases and made available in knowledge-sharing sessions led by our team chemists. We believe in helping users succeed—not only when the compound performs as expected but also if complications arise. Regular audits and feedback surveys keep us aware of common usage issues, allowing continuous alignment of our production protocols to the real-world needs faced by working analytical and synthetic chemists.

    Advancing Towards Greener Chemistry

    Manufacturing chemicals such as 4-Dimethylaminobenzhydrazide responsibly includes constant assessment of environmental impact. We have retooled a number of process steps, targeting solvent recycling and closed-system transfers to reduce emissions and byproduct formation. Water use and effluent discharge undergo regular review, with partner-managed waste streams for hydrazide recovery and conversion. By trialing new, less hazardous synthetic intermediates and alternative purification technologies, our technical teams work toward an eventual shift to more sustainable models. Open communication with customers about process improvements keeps everyone in the loop as we move to greener production standards—recognizing that stronger environmental practice benefits every link in the value chain, from our operators to the end researchers relying on our product.

    Why Direct Manufacturer Access Benefits the End User

    Many users find value in working directly with manufacturers instead of through layers of intermediaries. With direct communication, customization happens faster—whether in packing sizes, batch frequency, or specific documentation requirements. Direct feedback allows adjustments that fit specialized workflows, and any issues find prompt resolution by the same team who produce and test the material. Distributors often lack technical background or real-time production knowledge, but when clients partner with us, their concerns go directly to process coordinators and lab chemists who shape the next round of manufacturing decisions. This loop shortens the wait for problem-solving and pulls user needs into the earliest stages of our product development plans.

    Technical Support and After-Sale Service

    Supplying 4-Dimethylaminobenzhydrazide is more than filling orders. We field regular troubleshooting calls, responding to questions about solubility, reaction conditions, and impurity profiles. Our support staff includes synthetic chemists and analytical experts who know the quirks of the compound, from pH sensitivities to thermal behavior. We prepare briefings for clients shifting protocols from acetonitrile to aqueous systems, or those moving from batch to continuous procedures. Real-world cases—successful and otherwise—guide our application notes, building a knowledge base that benefits every user. We view technical support as integral to manufacturing, not an afterthought attached to the product.

    The Manufacturer’s Commitment to End-User Success

    As a manufacturer, our responsibility for 4-Dimethylaminobenzhydrazide stretches far beyond the reactor vessel. Quality, consistency, application support, and transparent supply define our approach, grounded in real experience and a clear understanding of user needs. We draw from daily feedback, both praise and criticism, to refine our processes and support offerings. Our investment cycles prioritize robust, user-friendly products, removing obstacles that slow down innovation in the lab or production hall. Guided by these principles, we stand behind every shipment, every technical reply, and every new idea our clients bring forward.