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3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid

    • Product Name 3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid
    • Alias beta-(3,4-dichlorophenyl)alanine
    • Einecs 629-725-4
    • 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

    446123

    Productname 3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid
    Casnumber 74104-06-2
    Molecularformula C9H9Cl2NO2
    Molecularweight 234.08
    Appearance White to off-white solid
    Purity Typically ≥98%
    Meltingpoint 140-144°C
    Solubility Soluble in DMSO, slightly soluble in water
    Storageconditions Store at 2-8°C, protected from light and moisture
    Synonyms 3,4-Dichloro-DL-phenylalanine
    Smiles C1=CC(=C(C=C1Cl)Cl)C(CN)C(=O)O
    Inchikey DHWQOPCCOIXQSH-UHFFFAOYSA-N
    Hscode 29224985

    As an accredited 3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The chemical is packaged in a sealed, amber glass bottle containing 25 grams, with a clear hazard label and tamper-evident cap.
    Shipping Shipping of **3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid** must comply with applicable regulations for hazardous chemicals. The compound should be packaged in tightly sealed, appropriately labeled containers, and cushioned to prevent breakage. Transport should occur at ambient temperature, and all relevant documentation, including safety data sheets, must accompany the shipment.
    Storage Store 3-Amino-3-(3,4-dichloro-phenyl)-propionic acid in a tightly sealed container, protected from light and moisture, at room temperature or as specified by the manufacturer. Place in a well-ventilated, cool, and dry area away from incompatible substances such as strong oxidizers. Properly label the container and ensure that only trained personnel handle the chemical, using appropriate personal protective equipment.
    Application of 3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid

    Applications of 3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid in Industrial Manufacturing

    Our production of 3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid supports several highly specialized segments within the chemical, pharmaceutical, and agricultural industries. This compound serves as an essential intermediate for advanced syntheses, contributing key structural features in both regulated pharmaceutical APIs and specific agrochemical actives. Below, we detail real-world, application-specific scenarios where this ingredient is manufactured into end products, outlining compliance requirements, formulation use, integration within existing processes, and the nature of downstream goods.

    1. Non-Steroidal Anti-Inflammatory Drug (NSAID) Intermediate Synthesis

    Widely used by pharmaceutical manufacturers, this compound is an established intermediate in the preparation of several novel and generic NSAID pharmacophores, with its dichlorophenyl moiety introducing desired electron-withdrawing characteristics to the target molecule. During the multi-step synthesis of these active ingredients, it is vital for downstream formulators to maintain compliance with strict chemical impurity profiles and ensure direct traceability from intermediate to final API through validated procedures.

    Industry compliance standards

    • ICH Q7: Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • USP <999>: Pharmaceutical-grade chemical intermediates
    • EP Monographs: API synthesis pathways and impurity limits
    • FDA 21 CFR Part 211: Current Good Manufacturing Practice for Finished Pharmaceuticals

    Typical usage ratio

    • Integrated at 1.2 to 1.5 molar equivalents relative to subsequent coupling agents; adjustments based on molecular yield targets and stepwise purification requirements

    Downstream process integration

    • Enters the synthetic route after primary aromatic halogenation, prior to amidation or cyclization stages; processed under inert atmosphere with real-time HPLC monitoring for conversion and impurity tracking

    Final product types

    • Anti-inflammatory finished formulations (tablets, capsules)
    • Bulk API for contract manufacture
    • Injectable NSAID solutions
    • Pharmaceutical intermediates for export

    2. Herbicidal Active Ingredient Precursor (Chlorinated Propionic Acid Derivatives)

    Global agrochemical formulators employ this compound in the synthesis of select post-emergent herbicides targeted at resistant weed species. The unique dichlorinated side chain brings both efficacy in field applications and enhanced soil persistence post-application. Downstream manufacturers must ensure batch reproducibility and compliance with mounting residue regulations in export markets.

    Industry compliance standards

    • FAO/WHO: Pesticide Specifications and Quality Control
    • OECD Guidance Document No. 184: Chemical Safety for Industrial Formulations
    • EPA 40 CFR Part 180: Tolerances and Exemptions for Pesticide Residues
    • ISO 9001:2015 Quality Management Systems (for QC traceability)

    Typical usage ratio

    • Used at 18–24% by weight in precursor formulation; varies by desired chain length and co-reactant ratio

    Downstream process integration

    • Reacted in closed stirred-tank reactors with chlorination initiated at controlled temperature; post-reaction washing removes unreacted material prior to downstream derivatization (alkylation or esterification)

    Final product types

    • Water-dispersible granules (WDG) for broadacre crops
    • Emulsifiable concentrates (EC)
    • Selective herbicide technical material (TC)
    • Pre-mix herbicidal formulations

    3. Custom Synthesis for CNS Agent Development

    Our material serves as a building block in the custom synthesis of central nervous system (CNS) pharmacological research compounds, particularly for pharmaceutical R&D divisions developing dichloroaromatic scaffolds. Stringent control over raw material origin and batch impurity is paramount to meet investigational and preclinical study requirements, especially in early-phase drug development.

    Industry compliance standards

    • GLP (Good Laboratory Practice) for Nonclinical Laboratory Studies
    • ISO 13485:2016 for medical device and research-grade chemicals
    • EMA Quality of Starting Materials Guideline
    • REACH regulation (EC) No 1907/2006 for chemical safety in research supply

    Typical usage ratio

    • 3–8% by weight in reaction mixtures; determined by synthetic complexity and target moiety loading

    Downstream process integration

    • Introduced following Grignard or Suzuki-Miyaura coupling steps; subsequent purification performed via column chromatography or preparative HPLC

    Final product types

    • Preclinical CNS research compounds
    • Dichloro-phenyl analogues for SAR studies
    • Analytical standards for drug metabolism assays
    • Reference intermediates for pharmaceutical chemical libraries

    4. High-Purity Analytical Reagent Preparation

    Chemical analysis laboratories source this compound for use in developing and validating calibration standards and custom reagents for trace detection of similar moieties in environmental and biological matrices. Ensuring batch-to-batch analytical purity, as well as documented absence of process contaminants, is critical to accurate instrument calibration at the user end, with downstream laboratories often requiring COA-inclusive shipments for every lot.

    Industry compliance standards

    • ISO/IEC 17025: General Requirements for the Competence of Testing and Calibration Laboratories
    • OECD Guidelines for the Testing of Chemicals
    • EPA SW-846: Test Methods for Evaluating Solid Waste
    • USP <621>: Chromatography suitability and reference standards

    Typical usage ratio

    • Diluted to 0.5–2.0 mg/ml for analytical calibration; periodic adjustment for instrument-specific detection limits and matrix effects

    Downstream process integration

    • Dissolved and formulated into single or mixed-solute standards, followed by freeze-drying or solvent-evaporation; packaged under nitrogen or vacuum to prevent degradation during shipment

    Final product types

    • Certified reference materials (CRMs)
    • Trace analysis calibration solutions
    • Method development standards for HPLC/GC
    • Analytical grade control reagents
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    Certification & Compliance
    More Introduction

    Introducing 3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid: A Chemical Manufacturer’s Perspective

    Insight Into a Specialty Compound

    From years on the production floor and in the lab, we have seen just how much attention to detail is needed to manufacture specialized organic acids. 3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid stands out as a unique compound among its peers. Unlike most general-purpose intermediates, this molecule brings distinct value for manufacturers in both pharmaceutical and advanced material sectors. The process of synthesizing this compound is intricate, and consistency from batch to batch drives much of our daily focus.

    Model, Purity, and Key Specifications

    Our facility produces 3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid under controlled conditions that bring high reliability for downstream applications. Each lot runs through a multi-step purification cycle that strips out process-related impurities and residual solvents. Typical purity reaches above 99%, with chloride content, trace metals, and organic contaminants monitored as per stringent internal protocols. During QC, each batch undergoes a full suite of HPLC, NMR, and IR analyses to document the structural identity and purity. Our product is typically delivered as an off-white to pale yellow crystalline powder, and it remains stable when sealed correctly in dry ambient conditions.

    Choosing a single product grade for all applications never works in our experience. For especially demanding uses—like pharmaceutical development or analytical studies—we run extended chromatography and deeper screening for volatile organics. These tighter specifications create extra peace of mind for process chemists who can’t tolerate trace contamination in their formulations. The compound’s solubility in polar organic solvents has proven valuable for labs formulating complex mixtures, and its melting point ensures predictable handling in both pilot and industrial scales.

    Where This Compound Delivers Value

    The reason most clients approach us for 3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid centers on its unique structural motif. The amino group at position 3 interacts easily in follow-up reactions while both chlorine substituents on the aromatic ring bring electronic effects that cannot be replicated by plain phenyl analogues. We see it used as a critical building block in highly-specific synthetic schemes. Medicinal chemists employ it for creating derivatives aimed at modulating biological activity—sometimes as part of small-molecule drug candidates, sometimes as linkers for peptide synthesis. The dichlorinated motif also interests teams working in crop protection chemistry, where the electron-withdrawing power of the chlorines shapes the molecule’s final behavior.

    From our observation, this compound rarely gets chosen for simple synthesis exercises. The truth is: the cost of multi-step chlorination and post-synthesis cleanup only makes sense for research groups or companies with a clear purpose. Over the years, we have seen that bulk buyers tend to request this product for integrated production lines, typically where intermediate purity plays a vital role in the final yield and reproducibility of their process.

    How Our Process Differentiates the Product

    Unlike suppliers who act as resellers or third-party brokers, our team handles every stage from sourcing the starting materials through final QC. Years back, we realized just how often “commodity” approaches led to unexpected impurities. For this reason, our process steps include several in-line monitoring points where we check not only the progression of the reaction but also screen for byproduct formation. Chloroaromatic compounds in particular can accumulate stubborn byproducts if temperature or solvent conditions drift even slightly.

    We designed our reactor systems around careful heat management because uncontrolled exotherms introduce color bodies and off-odors. In our own experience, minor tweaks in solvent ratio or pH control can have major impacts on downstream handling. By keeping our entire synthesis in-house, we cut down on the guesswork that clients face when they purchase from traders with unclear quality histories.

    Comparison With Related Compounds

    Clients often ask us to compare this acid with structurally similar derivatives such as 3-Amino-3-phenyl-propionic acid or compounds bearing single chlorine substitutions. The dichloro-substituted version offers steric and electronic features unmatched by its mono-chlorinated or unsubstituted analogues. We find that in synthetic trials, incorporation of two halogens at specific positions stabilizes certain intermediates and lowers the pKa compared to lighter variants. These subtle differences lead to shifts in solubility and can create knock-on effects for coupling efficiencies, reactivity, and even shelf stability in formulated mixtures.

    The amino acid backbone of this molecule sometimes invites comparison with basic α-amino acids used in peptide synthesis. Yet, the addition of chlorines at the 3 and 4 positions on the phenyl ring makes a tangible difference to both reactivity and end-use possibilities. Over the years, custom formulating this compound for biotech partners has revealed just how distinct its performance is in biological screens—as well as how substitutions at such positions affect target binding in research applications.

    Product Handling In Real-World Applications

    From our perspective, getting the solid form and flow properties right makes a concrete difference during formulation and process scale-up. This acid, by its nature, can show sensitivity to moisture and ambient light. We have built controlled packaging lines and use low-permeability liners for all shipments. These details help maintain material integrity, particularly during longer transport or warehouse storage.

    We noticed that clients who handle sensitive downstream processes—solid-phase synthesis, for instance—benefit most when working with freshly packaged stock. Over time, trace surface moisture can drive unwanted side reactions, especially when precise stoichiometry matters. Keeping water content low, and monitoring by simple Karl Fischer titration, minimizes these issues. We encourage clients to measure a representative sample of each new delivery before integrating into production-scale batches.

    Considering User Safety and Environmental Impact

    Manufacturing halogenated aromatic compounds like this one always brings with it special challenges, both for user safety and environmental stewardship. Our priorities—reflected in real investment—include closed reaction vessels, solvent recovery systems, and on-site waste treatment. Reducing effluent chlorinated organics means making deliberate choices in both reagent sourcing and recycling.

    We conduct regular training for staff who work with this compound, based on both GHS and country-specific worker safety standards. Skin contact, dust exposure, and inhalation are three concrete risks—so we engineer local exhaust systems and require effective personal protective equipment on the production line. Our in-house safety audits have sharpened attention to these points, minimizing risk of unwanted exposure.

    Raw Material Control and Traceability

    The track record of a specialty compound like 3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid depends directly on the quality of each step’s precursors. We insist on verified lots for upstream anilines and propionic acid derivatives. Batches are mapped by unique identifiers, creating a documented trail from initial chromatography through to final delivery. Any incident or off-spec event gets systematically traced back, using both paper records and digital logs.

    Traceability once seemed like a bureaucratic overhead, but real-world tracking—especially when responding to regulatory enquiries or customer feedback—has proved its worth time and again. By managing this work in-house, we eliminate the guesswork that emerges with poorly tracked supply chains.

    Challenges In Production and Emerging Solutions

    Synthesizing this acid, based on our experience, presents notable technical hurdles beyond those seen with unhalogenated analogues. Each chlorine increases not just the complexity of the chemistry but also the energy required for certain steps—like controlled oxidation and protection-deprotection sequences. Managing heat transfer for exothermic steps presents a daily task for our operations team, and the formation and separation of regioisomers calls for continuous improvement in process monitoring.

    Solvent recovery and waste reduction were once treated as separate from mainline production. Today, with more customers prioritizing sustainability, we integrate those systems right at synthesis. Advanced distillation and solvent purification reclaim significant costs while shrinking environmental impact. Over a typical batch cycle, modern solvent loops produce over 95% net recovery for key reagents, and dedicated carbon filtration strips trace halogenated tars from outgoing water streams.

    Responding to Market and Regulatory Demands

    As regulatory standards evolve, both for residual solvents and for structural analogues with known toxicological profiles, our quality and product registration teams must adapt and anticipate. Testing for residual dichlorobenzenes and inadvertent PCP production was not the norm a decade ago. Now it’s standard, both as a safeguard for our own workers and for clients who formulate for regulated markets. We keep analytical reports synchronized with shipment and remain ready to support customers during audits or new regulatory filings.

    Long-term industry partners tell us that reliable documentation for each batch smooths interactions with authorities during manufacturing transfer or scale-up. Efficient processes, clear analytical records, and live technical support make the difference when timeframes are tight and regulatory paperwork adds pressure.

    How We’ve Learned From Customer Feedback

    Feedback from commercial and R&D users continually pushes us to adapt production and QC protocols. Two years ago, a pilot production client from the pharmaceutical sector flagged an intermittent discoloration issue during storage. That prompted a deep-dive root cause analysis, resulting in small but significant shifts in batch filtration and handling steps. Quality improvements, in the end, rarely land as major overhauls—instead, they show up as dozens of small operational adjustments, most learned directly from hands-on commercial use.

    Collaborative problem-solving gives us insight into actual use environments. Some partners handle the product under laboratory dry boxes, while others dose it directly into multi-ton reactors. We routinely test representative product samples for both routes, identifying how moisture, particle size, and solvent compatibility can impact customer operations.

    Ongoing Directions for Process Innovation

    Innovating the process for 3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid means working both upstream and downstream. Early investments in controlled atmosphere crystallization and cold-rail storage stabilized the product during shipping, which has proven especially valuable for overseas clients confronting variable humidities. Upgrades to our digital batch management system made each lot’s history instantly retrievable, smoothing complex regulatory requests.

    Operational demands have driven our move toward more modular reactor systems. These increase agility for small production runs without compromising quality oversight. Our team invests in practical improvements—faster filtration, reduced rinsing solvents, and powder handling automation—with an eye on worker safety and output consistency.

    The Value Of Direct Manufacturer Relationships

    At core, delivering specialty chemicals like 3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid means forging close working ties with end users. On project after project, we have seen how ready access to the actual production team—whether to clarify analytical data or discuss minor specification tweaks—offers customers added trust and practical benefit. Traders and third-party marketers may promise competitive pricing but cannot deliver the direct technical accountability that comes from being the original manufacturer.

    Direct relationships encourage early notification of upcoming regulatory changes, allow better quality planning, and foster quick troubleshooting if issues arise. Our technical staff aim for fast, practical assistance without the communication lag or incomplete understanding that comes from middlemen.

    Summary: Why This Compound Matters to Chemical Manufacturers

    3-Amino-3-(3,4-Dichloro-Phenyl)-Propionic Acid holds a special role—not as a mass-market consumable but as a niche ingredient for researchers and developers with specialized aims. Its chemical structure, marked by unique electronic features from both amino and dichloro substituents, positions it as a go-to building block for synthesis requiring more than just basic aryl propionic acids. As regulations tighten and performance standards continue to climb, experience in both synthesis and packaging carries more weight than ever.

    Our journey making this product has proven that expertise and attention to detail pay off in both product quality and customer reliability. Consistency, transparency, and hands-on support keep our name trusted among adopters old and new.