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Chloroacetyl-DL-Alanine

    • Product Name Chloroacetyl-DL-Alanine
    • Alias Chloroacetyl-DL-Ala
    • Einecs 253-692-9
    • 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

    796033

    Chemical Name Chloroacetyl-DL-Alanine
    Cas Number 39279-26-4
    Molecular Formula C5H8ClNO3
    Molecular Weight 165.57
    Appearance White to off-white powder
    Solubility Soluble in water
    Purity Typically >98%
    Storage Temperature 2-8°C
    Synonyms N-(Chloroacetyl)-DL-alanine
    Odor Odorless
    Inchi Key XXLTKFHEBFUZDS-UHFFFAOYSA-N

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

    Packing & Storage
    Packing Chloroacetyl-DL-Alanine is supplied in a sealed 25g amber glass bottle with a printed label, stored in a protective box.
    Shipping Chloroacetyl-DL-Alanine is shipped in tightly sealed containers to prevent moisture and contamination. It is packed following safety regulations for chemicals, with clear labeling and appropriate hazard symbols. Shipping must comply with local, national, and international regulations for hazardous materials, ensuring safe transport and storage under cool, dry conditions.
    Storage Chloroacetyl-DL-Alanine should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from sources of ignition and incompatible substances such as strong oxidizers and bases. Protect from moisture and direct sunlight. Store at room temperature or as specified by the supplier, and ensure proper chemical labeling. Use appropriate personal protective equipment when handling.
    Application of Chloroacetyl-DL-Alanine

    Applications of Chloroacetyl-DL-Alanine in Industrial Manufacturing

    Chloroacetyl-DL-Alanine supports advanced synthesis and specialty intermediate production across select chemical industry sectors. As a direct manufacturing source, we integrate quality control, custom ratio guidance, and compliance documentation for each application below.

    1. Pharmaceutical Intermediate Synthesis

    Pharmaceutical manufacturers incorporate Chloroacetyl-DL-Alanine in the synthesis of specific peptidomimetics and heterocyclic APIs. It acts as a key building block in oxazolone and β-lactam ring formation, serving as a protected amino acid substrate in multi-step synthesis of antiviral, anti-inflammatory, and oncology drug intermediates. Fine-tuned quantities are weighed during batch charging based on process kinetics and structure requirements, with careful control over reaction pH, solvent selection, and impurity removal to comply with regulatory specifications. Downstream steps typically involve nucleophilic substitution and deprotection, leading into API coupling and purification.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • 21 CFR Part 211 (US FDA cGMP for Finished Pharmaceuticals)
    • EU EudraLex Volume 4 (GMP for Medicinal Products)
    • Relevant monographs in USP, Ph. Eur., JP (where applicable intermediates overlap)

    Typical usage ratio

    • 5–25 mol% relative to target peptide backbone; ratio varies with desired end intermediate chain length and side-group substitution

    Downstream process integration

    • Charged in initial condensation or alkylation stage of peptide assembly
    • Coupled during protected fragment elongation before deprotection
    • Fed batchwise in closed reactor systems to minimize exposure and ensure purity
    • Intermediate purified by crystallization or chromatography prior to API conversion

    Final product types

    • Antiviral drug intermediates (e.g., prodrugs and modified amino acids)
    • Antitumor compound precursors containing β-lactam rings
    • Anti-inflammatory API intermediates
    • Pepstatin analogues and peptide-based research chemicals

    2. Agrochemical Active Ingredient Production

    Agrochemical formulators use Chloroacetyl-DL-Alanine in the creation of novel fungicide and herbicide intermediates, especially those relying on acylated amino acid cores. It enters acyl transfer and cyclization stages forming chlorinated heterocycles or substituted alanine derivatives, which then anchor bioactive side chains. Accurate dosing controls molecular weight, reactivity, and downstream yield. The process design incorporates containment and waste neutralization steps in line with local HSE statutes to avoid residual chlorinated byproducts in effluent.

    Industry compliance standards

    • OECD Good Laboratory Practice (GLP) for Chemical Testing
    • FAO/WHO JMPS: Specifications and quality standards for active ingredients and formulation
    • REACH Regulation (EC) No 1907/2006 for registration and handling
    • China GB 2763, US EPA 40 CFR parts 150-189 (for import/export compliance)

    Typical usage ratio

    • 3–12% w/w in reaction blend; adjusted for the targeted triazole or pyridine backbone length and substitution pattern

    Downstream process integration

    • Introduced in N-acylation or cyclization batch during precursor synthesis
    • Inline monitoring during high-shear mixing to verify conversion of the acyl chloride moiety
    • Waste neutralization conducted immediately after batch completion to handle chlorinated intermediates
    • Intermediate intermediates passed to final formulation plant after in-line filtration

    Final product types

    • Acylalanine-based fungicide active ingredients (e.g., metalaxyl intermediates)
    • Pyridine-derived herbicide intermediates
    • Pre-emergence weed control active ingredient synthons
    • Seed pod growth regulator intermediates

    3. Specialty Chemical Synthesis for Protective Coatings

    In advanced resin and coating manufacturing, formulators select Chloroacetyl-DL-Alanine to produce functional monomers that improve adhesion and chemical resistance. The chlorinated acetyl group reacts under controlled alkali or acid catalysis, enabling the derivatization of urethane and epoxy bases or custom polyamide backbones. Precise charge calculation ensures that the functional group density matches required performance standards, and process automation handles the metering and subsequent neutralization of reactive intermediates for downstream curing. Sampling for intermediate QC audits contamination and polymer chain completion per batch.

    Industry compliance standards

    • EN ISO 9001 (Quality Management System for Industrial Coatings)
    • REACH SVHC compliance for monomers and intermediates
    • ASTM D16 standards for protective coating classification
    • GB/T 20623-6 for industrial resin modifiers

    Typical usage ratio

    • 1–8 phr (parts per hundred resin); level tailored for specific performance outcomes and resin compatibility

    Downstream process integration

    • Fed into blending or prepolymer reactor before main resin formation step
    • Dosed using automated gravimetric systems to maintain batch consistency
    • Reacted or copolymerized under controlled temperature profiles to reduce risk of over-chlorination
    • QC checks confirm copolymer integration prior to solvent stripping and barrel packaging

    Final product types

    • Corrosion-resistant coating resins
    • Chemically resistant primer modifiers
    • Specialty polyurethane intermediates
    • Epoxy system toughening agents

    4. Fine Chemical Building Block for Peptide Synthesis

    Research and industrial peptide manufacturers require Chloroacetyl-DL-Alanine as a key N-protecting group in solution and solid-phase peptide synthesis (SPPS), often as a precursor to N-terminal modification or sequence-specific blocking. The unique chloroacetyl moiety enables selective cleavage and subsequent functionalization, which researchers perform under strictly controlled solvent and microwave conditions to maximize product purity and minimize racemization. Manual or automated dosing ensures consistent coupling efficiency, and final work-up includes stepwise deprotection with monitoring by HPLC or LC-MS.

    Industry compliance standards

    • ISO 13485 (Quality Management for Medical Device Peptides)
    • IUPAC peptide nomenclature for reagents
    • Syntheses following USP <1047> and associated reference standards
    • Analytical batch release per Ph. Eur. monographs for peptide substances

    Typical usage ratio

    • 0.8–1.2 equivalents relative to free N-terminal residue; adjustment based on chain length and protection requirements

    Downstream process integration

    • Activated and coupled during N-terminal protection step of peptide assembly
    • Feed stock prepared in anhydrous solvent under nitrogen to avoid contamination
    • Used on automatic peptide synthesizers or batchwise for research-scale production
    • Deprotection and chain extension monitored by analytical chromatography for process control

    Final product types

    • N-Modified peptides for biochemical research
    • Peptide drug candidates requiring chloroacetyl groups
    • Custom peptide substrates for diagnostics and in vitro assays
    • Stable labeled peptides for pharmacokinetic studies
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    Certification & Compliance
    More Introduction

    Chloroacetyl-DL-Alanine: A Closer Look at Our Process and Its Value in Chemical Synthesis

    Real-World Manufacturing Insights

    Manufacturing Chloroacetyl-DL-Alanine on an industrial scale calls for a special kind of focus. Experience shows that maintaining control over the subtle details of this compound’s synthesis makes all the difference. The product emerges from precise reaction conditions and careful purification steps, drawing on both chemistry expertise and a steady hand. In our plant, close attention to raw material purity sets the stage for successful runs. The equipment must withstand both the reactive nature of chloroacetyl chloride and the demands of alanine conversions. Over years in the lab and plant, we see that small adjustments to temperature, batch addition sequences, and even the isolation method play a role in the stability and quality of final output.

    Chloroacetyl-DL-Alanine stands out for its dual-character building block, blending the chemical activity of a chloroacetyl group with the simple backbone of DL-Alanine. While the industry lines up a mix of chloroacetyl derivatives, few offer the direct reactivity and synthetic flexibility that this molecule brings. The stereochemical blend also means researchers and process chemists don’t pay the premium for enantiomeric enrichment unless a specific application calls for it. We find a practical balance between cost and performance.

    Defining Features from a Manufacturer’s Perspective

    Every batch that leaves our facility meets strict requirements for purity, moisture content, and residual solvent limits. Specifications reflect both the rigorous needs of custom synthesis clients and those who use the product in peptide coupling, pharmaceutical intermediates, or specialty chemicals. Our standard model maintains a purity above 98%, based on freshly calibrated HPLC reference methods. Analysts in our quality lab run repeated tests to confirm the absence of unexpected byproducts—particularly haloacetyl side products or unreacted starting materials—which can impact later steps for customers.

    Traditional commercial sources of N-chloroacetyl amino acids struggle with batch consistency because of complex purification steps. Our experience led us to iterate on older protocols, introducing a proprietary solvent swap and lower-temperature extraction that limits racemization and unwanted hydrolysis. Compared to other options on the market, our Chloroacetyl-DL-Alanine delivers tighter lot-to-lot consistency, a dependable melting range, and long-term shelf stability. Down the line, that reliability means less troubleshooting during downstream synthesis.

    Common Applications Backed by Experience

    Most customers approach us to solve practical challenges in chemical research and small-scale pharmaceutical development. The chloroacetyl group attached at the α-amino position makes this compound a robust starting point for constructing peptide linkages, specialty amides, or more complex nucleophilic substitution products. We see its greatest demand where selective N-acylation steps are key, for example, during the setup of protected intermediates in solid-phase peptide synthesis or in the functionalization of core scaffolds targeting bioactive molecules.

    Years of production and hundreds of customer conversations reveal a pattern: Chloroacetyl-DL-Alanine works especially well for labs aiming to introduce reactive moieties without long protection/deprotection schemes. Instead of using multi-step campaigns, process chemists shortcut the route by starting with our compound. The mixture of D- and L-forms covers a broader set of research applications, where racemic intermediates balance cost with utility. On the technical side, the crystalline solid form packs easily and resists clumping or oiling, which remains a challenge for more delicate alpha-substituted amino acid derivatives.

    As a manufacturer, we return to the importance of handling and safety. Chloroacetyl-DL-Alanine brings with it the expected caution for acyl halide derivatives, especially in handling waste and protecting workers’ skin and eyes. Keeping the process safe triggers our investments in fume extraction, closed transfer, and robust personal protective equipment. Customers value the upfront advice and risk assessments we can share based on years of real plant operation.

    Key Differences from Related Chemicals

    At first glance, several N-chloroacetyl amino acids look interchangeable. A closer view draws out subtle distinctions. Chloroacetyl-DL-Alanine offers a unique combination because of the alanine backbone. Larger analogues—such as the valine or leucine versions—carry bulkier side chains, often restricting solubility and raising reagent costs. Glycine-based versions show higher reactivity but bring a risk of forming unstable side products, particularly in open-air procedures. Over time, feedback from scale-up chemists and small-molecule manufacturers tipped us toward optimizing the DL-Alanine variant above all others.

    We do not blend or add bulking agents to alter flow properties. Every process step remains geared toward delivering a clean, free-flowing crystalline powder. We minimize batch-to-batch drift by using in-process monitoring and process analytical controls developed in-house. In contrast, more basic commercial grades may accept variable morphologies and wider melting points, often slipping below the reliability thresholds demanded by our typical customers.

    Addressing Common Challenges in Downstream Use

    Scale-up clients often mention the significance of predictable reactivity and minimal side product formation during peptide assembly. Our product stands up to both lab-scale exploratory tests and pilot plant scenarios. The crystalline DL-Alanine core tolerates a broader set of solvents—water-free DMF, DCM, ethyl acetate—and accepts standard peptide coupling reagents without degradation or loss of chloroacetyl activity. Customers in the agrochemical and bioactive materials space point out fewer byproduct peaks during LC/MS profiling, translating into higher overall yields at final steps.

    The shelf-life of Chloroacetyl-DL-Alanine links closely to moisture control, so we shift toward production scheduling that avoids long warehouse stays. Vacuum-sealed packaging, nitrogen purging, and cold-storage recommendations all arise from direct tests on real-world timelines—sometimes a year or more, depending on market demand. Trial runs show our batch retains the intended melting range and assay purity far longer than off-brand competitors shipped in less protective packaging.

    Integrating this material into automated processing lines takes some know-how. We constantly share advice with customers around automated solid transfers, dust minimization, and mixing steps to prevent clumping. Since our product avoids excessive fines or amorphous clumps, material behaves more predictably across dosing systems. Hands-on troubleshooting at client sites helps us refine both material traits and packaging solutions.

    Supporting Information for R&D Teams and Process Engineers

    Product managers and research chemists need real data, not just promises. Every production run generates a full analytical suite—NMR, FTIR, and mass spec—alongside the basics: melting point, moisture by Karl Fischer, and residual solvents by gas chromatography. We align these results with current regulatory and quality expectations, streamlining batch release documentation for cGMP and ISO-certified labs. While we’re not regulatory consultants, our long operating history means we flag any trends in impurity levels or unexpected test results before the material ever heads offsite.

    Procurement departments appreciate the transparency around lead times and lot traceability. We manage manufacturing schedules tightly, keeping the compound in limited stock and organizing campaigns by customer volume needs. In cases where urgent orders arise, flexible plant operations let us ramp up production without risking quality control lapses. Feedback channels remain open, so we hear directly about the challenges that pop up during scale-up, isolations, or final purification steps in downstream projects.

    In the development of new chemical entities, speed and reliability matter as much as price. Chloroacetyl-DL-Alanine’s stable supply has helped teams hit aggressive project timelines for both drug discovery and advanced intermediates. The compound’s resilience to thermal shock and moderate agitation means that minor process deviations rarely trigger quality failures—experience fewerscrapped batches over months or years of continuous operation.

    Environmental Considerations and Safe Waste Handling

    The chloroacetyl fragment always draws environmental scrutiny. We engineer processes to minimize halogenated solvent use and track waste streams diligently. Closed-system collection of waste and residual solvents helps us mitigate risks at the plant, and we share disposal guidance for customers tackling post-reaction workups. Sustainable practices, such as on-site recycling of solvents and energy recovery from distillation, originate from hard data collected during audits and technology upgrades. These investments don’t add to the unit cost but pay off over the long term through regulatory compliance and cleaner operations.

    Local regulations—especially in Europe and North America—press us to monitor volatile organic compounds and residual chloride discharge. Data from environmental monitoring pushes us to fine-tune both the chemistry and logistics of waste management. Customers gain confidence knowing their starting materials are manufactured in a facility running on modern environmental safeguards, not just legacy systems.

    Evolution of the Manufacturing Approach

    Experience with this compound has grown from small lot hand-synthesis to multi-kilo automated campaigns. Early batches often suffered from variable yields, brown coloration, or incomplete reaction. Preventing those issues took long hours in pilot trials: adjusting reaction times, swapping out glassware for corrosion-resistant reactors, and training plant staff to recognize subtle changes in product quality. Those lessons now shape every campaign, from raw material specification to final packaging.

    The push for greater reproducibility led us to overhaul solvent choices, move to jacketed reactors, and double-check calibration routines on our analytical instruments. Each improvement cycles back to customer feedback: fewer unexpected impurities showing up in HPLC traces, easier filtration, and a more stable compound during transport. Today, site engineers partner with chemists to review every campaign, making sure no shortcuts sneak in. If an anomaly appears in the data, production halts until a full root-cause review brings the process in line.

    Supporting Your Projects with Reliable Supply

    Ordering from a manufacturing source eliminates the guesswork built into third-party channels. Direct line of sight on batch records, shipment conditions, and technical details keeps customers in sync with any updates or production nuances. Sometimes, researchers using poorly documented or variable-quality intermediates risk timeline slips or lost batches because of unexplained quality shifts. Our position as the original manufacturer means we see and solve quality issues before materials reach the market. Engineering and technical sales staff draw answers from hundreds of real-world customer support cases, which leads to faster troubleshooting.

    Rapid communication across commercial and technical teams leads to prompt support on documentation, analytical methods, or alternative packaging needs. Large buyers with automated processes share valuable feedback on flowability and bulk handling, which we use to adjust particle size or packaging type for future lots.

    Shared Knowledge from Decades in Chemical Production

    Decades of hands-on operation in chemical manufacturing drive home one point: specialty building blocks like Chloroacetyl-DL-Alanine deserve more than generic descriptions or spreadsheet-level analysis. Problems show up unexpectedly—humidity in the plant air, a slightly sluggish stirrer motor, glassware with a faint white haze from chloride buildup. Over time, you learn to read these subtle signs. Longstanding operators know that unplanned changes in smell, texture, or reactivity during batchwork offer clues before full instrumental data can be collected.

    We teach teams to look for color, grain texture, and even the rate at which powder falls through a glovebox port. These observations tie directly into our quality data: confirming low moisture content, correct melting ranges, and reliable solubility in the chosen process solvent. The work never sits still—each production run becomes a feedback loop, pushing both chemical and plant staff to refine best practices.

    Collaborating for Success

    Every customer project presents fresh variables—sometimes urgent timelines, unexpected scale-up headaches, or sudden changes in regulatory requirements. Our team remains close to the chemistry because experience shows that solutions come from inside the plant, not just in written protocols. When research goals shift, analysts and plant engineers review their approaches side by side, sharing insights into how production changes ripple through to your project.

    There’s a practical satisfaction in seeing a well-made intermediate work smoothly through each stage of a synthesis; that reliability springs from years of continuous improvement and applied expertise. Chloroacetyl-DL-Alanine, made through our process, reflects that culture of hands-on attention and technical pride. Customer trust builds project by project, and doing the work ourselves—in our facility, with our own equipment and people—means better control from start to finish.

    For research leaders under constant deadline, securing a reliable source of Chloroacetyl-DL-Alanine makes a measurable impact. Our experience, both as a producer and as a daily problem-solver alongside our customers, supports successful outcomes in both routine and challenging projects. The difference starts in the manufacturing line and carries all the way through to your results.