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Ethyl Hydrazinoacetate Hydrochloride

    • Product Name Ethyl Hydrazinoacetate Hydrochloride
    • Alias EHGA HCl
    • Einecs 68611-88-1
    • 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

    812165

    Productname Ethyl Hydrazinoacetate Hydrochloride
    Casnumber 77401-53-7
    Molecularformula C4H11ClN2O2
    Molecularweight 154.6 g/mol
    Appearance White to off-white crystalline powder
    Meltingpoint 142-146 °C (dec.)
    Solubility Soluble in water
    Purity Typically ≥98%
    Storageconditions Store at 2-8°C in a tightly closed container
    Synonyms Ethyl 2-hydrazinoacetate hydrochloride
    Boilingpoint Decomposes before boiling
    Safetyhazards Irritant to eyes, skin, and respiratory tract

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

    Packing & Storage
    Packing Ethyl Hydrazinoacetate Hydrochloride, 25g, supplied in a tightly sealed amber glass bottle, labeled with hazard warnings and handling instructions.
    Shipping **Shipping Description:** Ethyl Hydrazinoacetate Hydrochloride should be shipped in tightly sealed containers, protected from moisture, heat, and direct sunlight. Use appropriate cushioning and secondary containment to avoid spillage. Ensure compliance with local and international chemical transport regulations, and include hazard labeling. Handle with care, as the material may be sensitive or potentially hazardous.
    Storage Ethyl Hydrazinoacetate Hydrochloride should be stored in a tightly sealed container at 2-8°C (refrigerated), protected from light and moisture. It must be kept away from sources of ignition, incompatible substances such as strong oxidizing agents and acids, and in a well-ventilated area. Proper labeling and secure storage are essential to prevent accidental exposure or contamination.
    Application of Ethyl Hydrazinoacetate Hydrochloride

    Applications of Ethyl Hydrazinoacetate Hydrochloride in Industrial Manufacturing

    As a direct manufacturer, we supply Ethyl Hydrazinoacetate Hydrochloride for specialized sectors relying on complex synthesis and high-purity intermediates. The following industrial areas integrate this material based on its chemical reactivity, downstream compatibility, and consistency with compliance demands.

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

    Large-scale pharmaceutical producers incorporate Ethyl Hydrazinoacetate Hydrochloride as a key intermediate in manufacturing hydrazine-based derivatives and other heterocyclic building blocks. The compound participates in condensation and cyclization reactions critical to API molecules, including antihypertensive and antineoplastic agents. Producers carefully manage reaction conditions to achieve target selectivity and minimize byproduct levels, in line with cGMP protocols. Every batch undergoes full traceability and analytical verification prior to entering later stages of synthesis for finished dose pharmaceuticals.

    Industry compliance standards

    • Current Good Manufacturing Practice (cGMP, ICH Q7/Q11)
    • EU EudraLex Volume 4
    • FDA 21 CFR Parts 210-211
    • Japanese Pharmacopoeia standards for impurity profiling

    Typical usage ratio

    • 0.15–0.35 mol per mol of target API precursor; adjusted based on desired substitution patterns, reaction step, and final impurity threshold

    Downstream process integration

    • Charged during multi-step reaction pathways as a nucleophilic reagent
    • Introduced directly after initial salt formation or esterification steps
    • Removed via crystallization or solvent extraction post-cyclization
    • Residue limits controlled by in-process QC after each separation

    Final product types

    • Hydrazine-containing pharmaceutical APIs
    • Antihypertensive drug intermediates
    • Oncology API building blocks
    • Pyridazine and pyrazole API frameworks

    2. Agrochemical Synthesis (Herbicide and Fungicide Intermediates)

    Integrated agrochemical manufacturers utilize Ethyl Hydrazinoacetate Hydrochloride to construct key hydrazide and heterocyclic intermediates for herbicides and fungicides targeting resistant pests. Chemical engineers precisely control reaction time and temperature to optimize active molecular species, all under ISO and REACH policies for industrial safety and environmental protection. Strict process validation ensures raw material introduction does not carry over impurity levels unacceptable to crop-safety or environmental emission criteria.

    Industry compliance standards

    • EU REACH Registration (EC No. 1907/2006)
    • ISO 9001 Quality Management for Agrochemicals
    • Global GAP (Good Agricultural Practice) hazard analysis
    • China National Agrochemical Residue Standards (GB2763 series)

    Typical usage ratio

    • 0.10–0.25 mol per mol of primary crop protection intermediate; specific mol ratio calculated based on scale, toxicity modeling, and active group yield needs

    Downstream process integration

    • Dosed into condensation reactions with diketones or carbamates
    • Applied at early-stage hydrazination steps for selective precursor formation
    • Removed with rigorous washing before final formulation
    • Included in batch records for compliance auditing

    Final product types

    • Hydrazide-type fungicides
    • Precursor molecules for triazole or pyridazinone herbicides
    • Seed treatment active ingredients
    • Soil microbial inhibitors

    3. Fine Chemical and Specialty Dye Manufacturing

    Companies in fine chemical synthesis and dye manufacturing employ this compound for building hydrazine and azo intermediates used in advanced colorant and pigment applications. Operators perform staged addition under nitrogen atmospheres, aligning with hazardous chemical handling codes and local environmental discharge limits. On-site QC teams monitor residual hydrazine and byproduct formation to comply with downstream product purity claims demanded by textile and ink customers. Exhaustive treatment of effluent aligns with ISO 14001 and regional water safety guidelines.

    Industry compliance standards

    • ISO 14001 Environmental Management
    • National hazardous chemical inventory requirements
    • Oeko-Tex Standard 100 for dye contaminants
    • EU REACH and CLP for pigment manufacturing

    Typical usage ratio

    • 0.12–0.28 mol per mol of chromophore precursor; changed based on target hue strength and azo/hydrazone conversion efficiency

    Downstream process integration

    • Added in batch mode to form hydrazine-linked colorant precursors
    • Introduced upstream of azo coupling steps
    • Removal of byproducts through solvent swap and filtration
    • Excess reagent neutralization in closed system

    Final product types

    • Hydrazide-based synthetic dyes
    • Azo pigments for textiles and specialty inks
    • Colorant intermediates supporting high-fastness applications
    • Fluorescent and high-performance polymer dyes

    4. Organic Synthesis for Laboratory Reagents and Reference Standards

    Producers supplying analytical and preparative chemistry markets select Ethyl Hydrazinoacetate Hydrochloride for use as a building block in the creation of reference standards and custom reagents. Chemists dose the material manually or by automated microdosing for small-scale organic synthesis, following ISO 17034 requirements for reference material producers and GLP rules for analytical materials. Trace-level impurities are reported in certificate of analysis documentation. Fully characterized batches support downstream customer QA for calibration applications in pharmaceutical, environmental, and industrial analytical labs.

    Industry compliance standards

    • ISO 17034 Reference Material Producer Accreditation
    • OECD Good Laboratory Practice (GLP)
    • USP General Chapter <1040> Reference Standards
    • ISO/IEC 17025 for laboratory quality control

    Typical usage ratio

    • 0.05–0.20 mol per synthesis, calculated with molarity based on analytical protocol and reference material size

    Downstream process integration

    • Dosed during multi-step micro-scale organic synthesis
    • Applied to reaction flasks for derivatization or analytical labeling
    • Removed with purification by high-performance liquid chromatography
    • Included in lots with full certificate of analysis for traceability

    Final product types

    • Certified reference materials (CRMs)
    • Specialty analytical reagents
    • Custom organic intermediates for research kits
    • Molecular probes for laboratory calibration

    5. Synthesis of Structurally Modified Polymers for Advanced Materials

    Research-oriented polymer and material science divisions utilize this compound in fabricating hydrazine-functionalized polymer chains and specialty copolymers, designed for electronic, membrane, and biomedical materials. The raw material is integrated through controlled solution or suspension polymerization routes, in strict accordance with RoHS and advanced polymer industry best practices. Process engineers tune reagent addition by viscosity, conversion rate, and target functional group density, allowing product customization for niche applications in filtration, specialty coatings, and non-linear optical materials.

    Industry compliance standards

    • Restriction of Hazardous Substances Directive (RoHS, EU 2011/65/EU)
    • Polymer industry Product Stewardship regulations
    • ISO 9001 for advanced materials production
    • ISO 10993 for biocompatibility assessment (if medical polymer)

    Typical usage ratio

    • 0.08–0.18 mol per mol of monomer/feedstock; selected based on target crosslink density, viscosity, and polymer molecular weight requirements

    Downstream process integration

    • Fed into pre-polymer solution along with monomer blend
    • Initiates functional group incorporation during polymerization
    • Residue removed via post-polymerization washing and precipitation
    • Functionality content confirmed by NMR and IR spectroscopy

    Final product types

    • Hydrazine-based specialty polymers
    • Modified membrane materials for filtration/electronics
    • Functionalized coatings for industrial surfaces
    • Polymer intermediates for biomedical research
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    Certification & Compliance
    More Introduction

    Ethyl Hydrazinoacetate Hydrochloride: A Closer Look From a Chemical Manufacturer’s Perspective

    Introduction to Ethyl Hydrazinoacetate Hydrochloride

    Producing fine chemicals over decades, I have come to rely on a few specialties for their adaptability and the confidence they give to R&D teams. Ethyl Hydrazinoacetate Hydrochloride stands out among these products. As a manufacturer, I see orders for this material from customers looking for consistent performance in both challenging scale-up projects and specialized research. Its molecular structure, C4H11N3O2·HCl, gives it a distinct character that chemists appreciate for its versatility, especially where clean transformation and minimal byproducts are critical.

    Model and Specifications: Prioritizing Quality at Every Stage

    In the plant, control over process parameters starts from the precise introduction of hydrazine sources. Our typical supply carries a purity above 98%, validated by extensive quality controls—HPLC and titration methods checked against established references. Every batch receives scrutiny for color, moisture, and free acid by titration; we inspect for chloride content and organic purity using our own standards rather than relying purely on theoretical yield. Unlike general-purpose hydrazine adducts, the hydrochloride salt offers a stable, free-flowing powder form. Clumping and hygroscopicity pose less risk during storage, so labs receive a product ready for immediate use, sparing staff the annoyance of scraping fused or deliquescent material from a container.

    I have watched users work with other hydrazine derivatives and often field complaints about inconsistent solubility or storage decomposition. Ethyl Hydrazinoacetate Hydrochloride holds up to repeated opening and closing in the lab. Our in-house teams have tracked material under stress conditions, reporting little decline in assay even after several months in ambient conditions, as long as the product remains sealed away from atmospheric moisture.

    Uses: Not Just Another Lab Reagent

    In my years overseeing customer projects, applications for Ethyl Hydrazinoacetate Hydrochloride go well beyond routine synthesis. Several pharmaceutical collaborators use it for introducing hydrazine fragments in complex molecule assembly. Its structure lends itself to cyclization reactions and hydrazide formation, often serving in the construction of pyrazole and other five-membered heterocycles. This property has made it a favorite in screening libraries and lead optimization. The benefit of working with the hydrochloride salt, compared to the free base, is the ease of handling and reduced volatility. Eliminating the risk of off-gassing or irritating fumes creates a safer synthetic route—something often overlooked until scale grows.

    Further along the supply chain, companies developing agricultural screening compounds turn to us because the reliability of Cyclocondensation with this molecule means fewer reruns—cuts down time and cost. By ensuring that each shipment matches specifications, we build in predictability for reaction schemes. We receive feedback about selective reactions on reactive carbonyl compounds and efficient preparation of alpha-amino acid derivatives, which come up often in early-stage medicinal chemistry. While published data points to these transformations, our end users mostly care about reproducibility, batch after batch. This is where the attention to synthetic detail and in-plant moisture controls pay off.

    Real Differences from Other Hydrazine Derivatives

    Factories can churn out many hydrazine derivatives, but not all provide the same experience in the flask or on the benchtop. Customers who have tried plain hydrazinoacetic acid or unmodified ethyl derivatives complain that side reactions, gradual discoloration, or loss of potency dog their work. The hydrochloride salt in this product deals with many of those problems. In practice, this often means fewer byproducts after purification—less time spent in column chromatography, less solvent waste, and more straightforward analysis.

    Another key difference: bulk supply often arrives with variable particle size or degree of hydration, and these factors matter. With Ethyl Hydrazinoacetate Hydrochloride, we control granule size in the dryer, knowing that irregular material slows down mixing or creates static issues in filling lines. Uniformity comes from proper reactor temperature control and careful handling at the drying step, not just at the end of the process. In fact, monitoring for consistent particle flow and stability has saved more than one customer a headache during scale-up for kilo lab campaigns.

    Comparisons inevitably arise with free base forms or organic-soluble variants, especially when synthetic chemists want sharp melting points or defined purity. The hydrochloride salt offers a reliable melting point near 130-135°C (decomposition), with only a narrow range of deviation between batches. Storage life extends well past a year if dryness is observed. We choose amber containers and desiccant liners because even a little humidity, picked up during mishandling, leads to caking and longer dissolution times.

    Challenges in Manufacturing: Why Consistency Matters

    From inside the plant, the main obstacles come during reaction control and salt isolation. Hydrazine-based chemistry brings safety challenges—strict attention to temperature, slow addition rates, and high-efficiency exhaust systems keep the environment safe for operators. Mismanaged addition or uneven temperature distribution can cause rapid exotherms. Over the years, incremental changes in reflux geometry and jacketed reactors have reduced the frequency of off-spec batches. It isn’t glamorous work, yet these controls mark the difference between trouble-free material and product that frustrates a chemist’s project.

    Small-batch producers sometimes compromise on isolation or drying, finishing with material that almost meets specification. This develops into disappointment later—users call reporting retention time drifts or unexplained side products. Investing in clean filtration, alcohol-wash sequences, and careful drying schedules scores an advantage for both parties. We continuously work on optimizing these, not just to meet batch specs, but to chase away customer uncertainty.

    Learnings From Customer Feedback

    Users talk to us about problems and successes. Most appreciate that Ethyl Hydrazinoacetate Hydrochloride shows consistent response in NMR and LC-MS, with little ghosting or tailing in polar solvent systems. Medicinal chemistry groups mention cleaner mass balance and fewer peaks to assign. QC heads tell us that they value the low chloride content, seeing fewer corrosion or compatibility risks downstream. Early on, some requested extra fine powder, only to return to the regular grade, favoring pourability and dust control.

    A few buyers arrived with experience working only with small-scale lots from research suppliers, expecting quirks in every bottle. Stepping up to reliable kilogram production changes that expectation. Bulk manufacturing means batch-to-batch sameness, especially useful for those running multi-step synthesis. We routinely check old lots for stability, sending samples to customers who need confirmation before pulling old stock from storage. Failures on this front are rare, and each instance prompts a double-check—often external contamination, not product instability.

    Regulatory and Safety Considerations

    Our process always includes a safety review, both for internal handling and downstream application. Ethyl Hydrazinoacetate Hydrochloride, like all hydrazine derivatives, carries agreed-upon classifications. Adequate ventilation, proper labeling, and secure packaging count for more than paperwork; these habits minimize risk where possible. We document disposal methods tailored to our site and recommend that customers consult local ordinances as regulations shift. Direct skin or eye contact still ranks high on the list of avoidances, and spill response plans owe their design to years of learning through both good fortune and vigilance.

    Significant attention goes to transportation as well. Precautions remain necessary because repeated friction or moisture ingress can gradually start decomposition. We keep containers tightly closed and fill securely, so spills or accidents during transit stay within the packaging. It may sound routine, but minimizing surprises pleases both us and the staff handling each drum or bag.

    Environmental and Waste Handling Implications

    Chemical manufacturing involves thinking ahead, especially about residues and byproducts. In the synthesis of Ethyl Hydrazinoacetate Hydrochloride, water washes and mother liquors accumulate and must be neutralized. Factory practice sends such material through treatment lines, ensuring hydrazine fragments break down before entry to municipal systems. Customer queries have grown about best disposal practices, especially in areas with tight discharge limits on nitrogenous or halogenated compounds.

    We urge downstream users to plan collections and neutralization, incorporating procedures that mirror the scale of their operations. Most larger partners already follow internal protocols, but laboratories sometimes let old residues build up. Strict tracking and routine disposal cut the risk of unwanted traces lingering. We keep records up-to-date and share best practices to encourage a seamless hand-off after product use.

    Continuous Quality Improvement: Feedback Loop in Action

    Most changes in process stem from real-world customer trials or from lessons learned on our own lines. Years ago, recurring requests for faster dissolution prompted us to investigate minor changes in crystal habit and drying profile. Customers running automated lines found flow and mixing improved after these tweaks. End-users also sparked efforts to reduce dust, reinforcing our own observations stemming from batch filling. The transition to anti-static fills and better control of air in packaging areas follows such feedback.

    Analytical teams now include additional screens for trace ion content and unwanted organics, prompted by a rising tide of requests for more detailed certificates. We see these requests as signs of healthy scrutiny, not inconvenience. They have led to even fewer rejected lots and greater ease for our partners during regulatory audits. This culture creates room for continuous fine-tuning.

    Comparative Performance in Multi-Step Synthesis

    Based on direct user feedback, Ethyl Hydrazinoacetate Hydrochloride performs reliably in multi-step schemes. For example, chemists point to its use as a nucleophilic agent in condensation reactions that would otherwise falter with more reactive or less stable analogs. Where alternate hydrazine salts generate multiple side products, the hydrochloride form sharply defines the reaction endpoint. Actual yield increases and crude product purity improvements follow these details.

    We have observed that in scale-up settings, certain hydrazine derivatives fail to translate from bench to plant. This product has shown reproducibility in pilot and commercial runs across several continents. Consistency in solubility and ease in purification mean less time re-optimizing parameters, allowing teams to keep project timelines on track. Partnership with academic groups confirms these trends: a predictable outcome is more important than maximum theoretical yield, and our manufacturing choices reflect this.

    Supplying Demanding Sectors: Pharmaceuticals and Beyond

    Supplying Ethyl Hydrazinoacetate Hydrochloride to the pharma sector holds unique demands. In early-stage route scouting, the product stands out for clean transformability and minimal impurity drift—a key point flagged by several process chemists. Many clients cite time saved in method validation and impurity mapping. Drug discovery groups favor samples from our plant due to clear communication about batch genealogy and readily available certificates of analysis. These features help screen out risky variables early.

    Beyond pharma, specialty agrochemical development and fine chemical houses draw value from the salt’s stability and transportability. Projects requiring new heterocycle scaffolds rely on the reproducibility offered here, especially as few alternatives match the performance in current catalytic systems. Large-scale producers routinely follow up on compatibility with downstream catalysts and test for trace levels that might interfere with their own processes; our open approach to analytical feedback helps resolve these concerns quickly.

    Looking Ahead: Meeting the Next Set of Challenges

    Product development rarely rests. Production lines adapt as customers push for higher purity, reduced residue, and enhancements for automated handling. We continue to invest in process automation, up-to-date monitoring of storage environments, and improved drying technology. Requests for even finer specification on fate of trace residues or full lifecycle analysis pick up annually, especially from multinationals with deep compliance requirements.

    Recent attention to green chemistry principles and safe handling pressures every manufacturer to keep pace. Volumes and requests change, but commitment to quality, safety, and predictability remain constant. Opportunities always arise to cross-train staff on safe material handling or to trial new methods for capturing and recycling byproducts.

    Direct Industry Experience: What Sets the Manufacturer Apart

    Over years of direct interaction with users, one clear theme recurs: reliability matters more than novelty for those scaling new chemistry. With Ethyl Hydrazinoacetate Hydrochloride, we see this borne out in the trust placed by repeat customers. Researchers and plant managers rarely have time to troubleshoot raw material quirks or chase down off-brand anomalies. By maintaining a predictable product that integrates easily into difficult schemes, we contribute to those teams staying focused on innovation instead of backtracking to diagnose process failures.

    Experience on the shop floor tells us problems arise most often from uncontrolled variation—whether in raw material input or subtle processing drifts. We double down on batch consistency and traceability. Plant-wide attention to detail—rather than marketing claims—feeds into customer loyalty and recommendations. Improvements in workplace safety and easier downstream handling arrive not as extras, but as integral design features. This approach builds lasting working relationships that help push both supplier and user forward.

    Summary: Why Ethyl Hydrazinoacetate Hydrochloride Remains an In-Demand Choice

    Ethyl Hydrazinoacetate Hydrochloride earns its place on the product roster because it answers the needs of both process and medchem labs. Its stability, clean purity profile, and scalable handling properties differentiate it from similar hydrazine derivatives. Manufacturing attention to control at every step—from raw material input, process temperature, to drying and packing—delivers the predictability that drives productive research and efficient production. Ongoing dialogue with scientists and procurement teams, along with real-time adoption of improved practices, ensures steady progress and a tighter link between manufacturer and end user. The material’s reliability and the practical improvements made over years of close work with the community shape the continued development of this unique building block.