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3-Bromopropionic Acid

    • Product Name 3-Bromopropionic Acid
    • Alias 3-BPA
    • Einecs 203-649-2
    • 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

    100144

    Cas Number 590-92-1
    Molecular Formula C3H5BrO2
    Molar Mass 152.98 g/mol
    Appearance Colorless to pale yellow liquid
    Density 1.696 g/cm3
    Melting Point −3 °C
    Boiling Point 204 °C
    Solubility In Water Miscible
    Refractive Index 1.466
    Flash Point 96 °C
    Purity Typically ≥98%
    Synonyms 3-Bromopropanoic acid

    As an accredited 3-Bromopropionic Acid 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 100 grams of 3-Bromopropionic Acid, sealed with a screw cap, labeled with hazard warnings and chemical information.
    Shipping 3-Bromopropionic Acid should be shipped in tightly sealed containers, protected from moisture and incompatible substances. It must be labeled as a hazardous material and transported according to local, national, and international regulations. Adequate cushioning, ventilation, and spill containment measures should be implemented to ensure safety during transit.
    Storage 3-Bromopropionic acid should be stored in a tightly closed container, in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible materials such as strong oxidizing agents and bases. Protect from moisture and direct sunlight. Ensure proper chemical labeling and store at room temperature or as specified by the manufacturer’s guidelines, observing all standard chemical hygiene practices.
    Application of 3-Bromopropionic Acid

    Applications of 3-Bromopropionic Acid in Industrial Manufacturing

    3-Bromopropionic acid plays a crucial synthetic intermediate role across several chemical manufacturing sectors. Its unique bromo-functionalized structure supports specific downstream reactions, facilitating the production of advanced specialty chemicals, APIs, and agrochemical ingredients. Below, we detail verified industrial applications supported by proven formulations, regulatory standards, process integration, and end product types.

    1. Pharmaceutical Active Ingredient Synthesis

    Pharmaceutical producers utilize 3-bromopropionic acid as an alkylating agent and precursor during the synthesis of complex active pharmaceutical ingredients. In particular, its molecular reactivity supports the formation of chain-extended and functionalized API intermediates where bromopropionate moieties are required for target molecule design. Controlled addition in multi-step batch processes ensures compliance with pharmacopeial requirements and minimizes impurity profiles in the final API substances. Production plants commonly integrate this material in both pilot and commercial synthesis blocks involving nucleophilic substitution or esterification steps, setting strict process controls to guarantee traceability and performance consistency.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • USP, Ph. Eur., JP monographs applicable to drug substances
    • FDA 21 CFR Part 210/211 regulations
    • EDQM CEP certification processes

    Typical usage ratio

    • 0.5–1.8 molar equivalents relative to primary substrate, adjusted to maximize selectivity based on route, with in-line monitoring to fine-tune dosing in large-scale synthesis

    Downstream process integration

    • Enters batch reactors for nucleophilic substitution and esterification steps during stepwise API intermediate construction
    • Integration into continuous flow chemistry platforms for controlled addition in multi-step API manufacturing trains
    • Fed into purification blocks after primary reaction, to manage carryover and residual bromide content

    Final product types

    • Anticancer agent precursors
    • Neurodegenerative disorder medication intermediates
    • Functionalized alkyl carboxylic acid APIs
    • Custom-developed fine chemical building blocks for large-scale pharmaceutical manufacturers

    2. Agrochemical Intermediate Manufacturing

    Agrochemical producers employ this compound extensively for the synthesis of active pesticide and herbicide intermediates. The bromoalkyl group assists with introducing desired reactivity or selectivity in molecule frameworks, especially during the preparation of carboxylic acid or ester-based agrochemicals. Quality assurance teams monitor dosing protocols and residual bromide levels to ensure compliance with regional agricultural chemical standards and environmental controls. Formulation lines typically use the acid in controlled-ambient reaction vessels, configuring process parameters according to end-use efficacy and minimization of unwanted byproducts.

    Industry compliance standards

    • FAO/WHO Specifications for Plant Protection Products
    • REACH registration and authorization for agrochemical intermediates
    • US EPA FIFRA production compliance
    • ISO 9001 Quality Management Systems certification in output plants

    Typical usage ratio

    • 5–15% weight-by-weight relative to batch substrate mass, depending on desired product chain length and functionality; adjusted based on plant scale and regulatory impurity limits

    Downstream process integration

    • Dosed into core condensation or esterification reactors for synthesis of herbicidal acids and brominated pesticide scaffolds
    • Combined with methylating or alkylating agents under temperature-controlled conditions to form final agrochemical intermediates
    • Inline integration in pilot plant or commercial scale-up units for stepwise conversion to active ingredient precursors

    Final product types

    • Precurors for selective post-emergence herbicides
    • Building blocks for new generation fungicides
    • Stabilized pesticide intermediate compounds
    • Custom fine chemicals for global crop protection applications

    3. Synthesis of Advanced Specialty Polymers

    Chemical manufacturers incorporate 3-bromopropionic acid in the synthesis of specialty polymers, primarily by exploiting the reactive bromo functionality as an initiator or comonomer. Polymeric material developers select the acid for graft or block copolymer construction, and for controlled functionalization of advanced resins used in electronics, adhesives, and coatings. Industrial formulation lines precisely meter the compound in reactive extrusion or emulsion polymerization blocks, with advanced in-process analytics to maintain tight molecular weight distribution and avoid process interruptions caused by residual halide impurities.

    Industry compliance standards

    • ISO 9001 and ISO 14001 quality and environmental procedures
    • IEC 61249-2-21 standards for halogen content in electronics polymers
    • RoHS Directive limitations for brominated organics
    • Specific customer-driven technical specification agreements

    Typical usage ratio

    • 0.2–1.0% by mass relative to monomer feed, adapted for reactivity, targeted molecular weight, and end-use property requirements

    Downstream process integration

    • Added during initial monomer feed preparation for controlled radical copolymerization
    • Used as a functional initiator in the synthesis of block copolymers via atom transfer radical polymerization (ATRP)
    • Dosed in emulsion lines for resin functionalization in electronics encapsulants and UV-cured systems

    Final product types

    • Functionalized acrylic resins for electronics protective coatings
    • Crosslinkable adhesive base polymers
    • Specialty block copolymers for high-performance engineering materials
    • UV-curable coating intermediates

    4. Fine Chemical Derivative Production

    Fine chemical manufacturers utilize this intermediate for the preparation of advanced carboxyl- and bromine-containing building blocks. Labs and commercial producers depend on its reactivity profiles to develop chain-elongated structures, halogenated carboxylic acids, and bromoalkyl esters with high purity requirements. Production protocols incorporate tight traceability, with attention to residual bromide and acid values to meet quality system demands typical for custom synthesis projects serving diagnostics, industrial reagents, and research market needs.

    Industry compliance standards

    • ISO 9001 certified quality management
    • REACH registration for chemical intermediates
    • Customer-specific audit and specification compliance
    • Applicable transport and storage regulations (ADR, IMDG, IATA)

    Typical usage ratio

    • Varies between 1–5 molar equivalents per reaction, specified in project protocols and adjusted for chain length in custom fine chemical synthesis

    Downstream process integration

    • Dosed in alkylation, carboxylation, or halide exchange steps during multi-stage fine chemical synthesis
    • Employed in pilot-scale and commercial reactors equipped for functional group transformation
    • Integrated into lab-scale continuous synthesis modules with downstream purification lines

    Final product types

    • Brominated carboxylic acids for analytical reagent kits
    • Specialty esters used as reference standards
    • Custom halogen functional intermediates for contract research and manufacturing services (CRAMS)
    • Diagnostic substrate molecules
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    Certification & Compliance
    More Introduction

    3-Bromopropionic Acid: A Manufacturer's Perspective

    Dedication Behind Every Drum

    From the moment a batch starts on the line, the process for 3-Bromopropionic Acid demands care and consistency. As a manufacturer, every step counts: the purity of reagents, the control of temperature, the precision of distillation. Cutting corners does not exist in real production. Oversights echo down the chain, resulting in off-spec material, batch variation, and downstream headaches. Our teams carry a deep sense of pride that resonates across generations—a sort of quiet assurance that if flaws ever creep in, colleagues down the corridor will spot them long before a customer does.

    Understanding the Product

    3-Bromopropionic Acid, or 3-BPA, starts as a fundamental building block in specialty and pharma intermediates. Technically, it’s a colorless to pale yellow liquid, a compact molecule with a carboxylic acid and a bromine atom on a three-carbon chain. As chemists know, this particular structure opens a world of possibilities for synthesis: it introduces functionality while keeping the molecular backbone compact and reactive.

    Every batch rolls out from our reactors with two priorities in mind: purity and batch-to-batch reliability. Standard models come in technical and high-purity grades, with assay values regularly exceeding 97% for routine synthesis and 99% when high selectivity is required. Impurity profiles are tightly controlled, particularly halide content and water content, since downstream synthesis rarely forgives trace contamination.

    Applications in the Real World

    3-Bromopropionic Acid makes its mark in labs and plants where new chemistries start. The pharmaceutical sector often drives demand, since the compound serves as a cornerstone in the preparation of beta-substituted propionic acid derivatives. These derivatives can feed into the synthesis of antitumor and antifungal drugs, as well as select agrochemicals. The chemical’s unique properties allow easy introduction of both a carboxyl and a bromine functionality; these characteristics give synthetic flexibility, enabling researchers and process chemists to design multi-step transformations with relative roll-off of byproducts.

    Beyond pharma, specialty fine chemical synthesis leans on 3-Bromopropionic Acid for esterification, amidation, and alkylation. It brings a clean reaction profile, and its relatively gentle boiling point gives a welcome hand during isolation and purification. Laboratories value this predictability, as adjustments to reaction conditions can change yields, or, worse, introduce unanticipated safety risks.

    Key Differences from Similar Compounds

    On a shelf lined with halogenated acids, 3-Bromopropionic Acid often sits beside close relatives like 2-Bromopropionic Acid and 3-Chloropropionic Acid. The differences, both practical and chemical, matter on a daily basis. The position of the bromine changes reactivity—3-BPA places the bromine further from the acid group compared to 2-Bromopropionic Acid. This detail shapes how the compound behaves during alkylation, elimination, and displacement reactions. For chemists pursuing selective transformations, this means fewer byproducts, higher yields, and easier purification.

    Compared with its chloro analogue, bromine lends a higher leaving group ability, promoting cleaner conversions and milder reaction conditions. While chlorinated versions may seem less expensive, the savings can vanish in the cost of purification and lost yield on scale-up.

    Our production lines often switch between brominated and chlorinated acids. The equipment, process controls, and waste handling required for each grade present logistical puzzles, with brominated streams carrying a heavier environmental and health load if not managed with proven protocols.

    Production Challenges and Solutions

    In the plant, the greatest hurdle with 3-Bromopropionic Acid lies in balancing cost, yield, and environmental footprint. Brominating agents do not give second chances; incomplete reactions or overbromination lead to waste, off-target products, and extra costs at the purification stage. Corrosion of process equipment by both bromine and acids is a daily concern. Stainless isn’t always enough. Proper lining and periodic inspection mean more than a manufacturer’s peace of mind—they keep the batch on target and prevent costly downtime.

    Solvent recovery forms another pillar of our sustainability efforts. Distillate from purification contains both valuable product and inevitable side streams. Skipping solvent recycling might seem faster, but generates unnecessary costs and environmental liabilities. Closed-loop systems, leak detection, and routine operator training all tie into a safer and more economical production process. Long before any authority knocks, our teams have designed containment and control with a mix of best practice, regulatory focus, and respect for our neighbors.

    The real test comes during purification. Trace bromide ions or excess reagent in the final product is a known risk for some downstream catalytic processes. Our lab techs run ion-chromatography and trace water analysis as a matter of habit, not a checklist item. During one quarterly review, we caught a slow build-up of a byproduct that hadn’t flagged in batch release—a clear lesson in the value of regular, not just sampling. It was easy to address, but the discussion rippled through operator training and documentation for months.

    Storage and Handling in Practice

    Inside the warehouse, 3-Bromopropionic Acid asks respect in its handling. Packing integrity matters since the acid can corrode standard drums over time, especially at higher ambient temperatures. On sunny days, warehouse staff check for sweat on the outside of containers. Even a small leak invites vapor exposure or external corrosion. We rotate stock, keep detailed shipment logs, and equip team members with the right personal protective equipment. Hazard training and label audits, while never glamorous, keep small problems from becoming big ones.

    In-plant transfer lines and valves frequently draw more maintenance than any single reaction vessel. Gasket selection, joint torque, and cleaning schedules often determine the difference between a contained operation and an environmental incident. Switching to more robust elastomers several years back drove down unscheduled maintenance and near-miss incidents. The investment paid for itself within a year, not just in reduced repair bills but in operator confidence and shift reliability.

    Adapting to Changing Market Needs

    Over the past decade, customer requirements for 3-Bromopropionic Acid have only grown stricter. Pharmaceutical buyers and contract manufacturers expect full traceability, detailed impurity profiles, and assurance of compliance with a tightening web of environmental regulation. Gone are the days when meeting published standards was enough. Auditors ask for origin of raw materials, process control records, and environmental mitigation plans.

    Responding to these demands sometimes feels like walking a narrow bridge. Each update in documentation or tracking ripples through our production workflow. We’ve invested in batch tracking systems, digital signatures, and ERP integrations, so no intermediate or final shipment leaves the site without a continuous line of data backing up every claim on the Certificate of Analysis. In practice, this means extra work up front, yet it builds a foundation of trust that differentiates true manufacturers from repackagers.

    Impact of Raw Material Supply

    Construction of a reliable supply chain is a backbone of chemical manufacturing. Our bromine sources fluctuate in purity, price, and availability. Geopolitical issues and transportation delays often prompt rapid decision-making at the plant level. We routinely qualify alternate suppliers—not just on price, but based on delivery consistency, safety record, and documentation quality.

    Quality issues with raw bromine catch up with production in unforgiving ways. Impurities can create downstream crystallization, discoloration, and even catalyst poisoning in pharmaceutical synthesis. To reduce these risks, every new lot enters a series of quality checks, regardless of supplier reputation. Key suppliers appreciate the feedback, sharing our test results with their own technical teams. This two-way exchange isn’t a paperwork chore; it’s an operational safeguard.

    Product Customization and Technical Support

    Some customers demand the basic, technical grade for cost-sensitive applications. Others need a product where both the main content and specific impurity levels meet demanding thresholds for research or high-value synthesis. Years in business taught us not to treat every order as routine. Early talks with R&D or process engineers result in tailored solutions, whether it’s a tighter specification on halides or a need for particular packaging.

    We keep technical staff available to answer questions that extend beyond data sheets or MSDS. Sometimes a buyer discovers an unexpected reactivity issue in their process, and our team draws on plant history, literature, and direct lab testing to come up with practical advice. It’s not about generic troubleshooting, but sharing lessons learned from real failures and successes. This sort of collaboration allowed both sides to cut development timelines and avoid common pitfalls.

    Sustainability Initiatives

    Our industry faces growing pressure to reduce hazardous waste, improve air quality, and increase use of recycled packaging. As a company, we face these expectations head-on. We continually improve solvent recovery, invest in process intensification, and regularly audit energy use. Switching certain process solvents and tightening emissions controls led to significant reductions in volatile organic compounds released per ton of 3-Bromopropionic Acid produced.

    Waste management matters just as much. Used drums undergo triple rinsing and documented recycling; off-spec product never leaves the plant unless fully neutralized and tracked. Regulators, customers, and communities now watch more closely than ever. We operate under regular local and federal audits, and our records go beyond minimum compliance to build longer-term trust.

    In one recent project, our engineering team piloted a closed-loop cooling water system. Heat losses dropped, water consumption fell, and equipment corrosion rates improved. While the project demanded up-front capital, the payoff in both cost and environmental impact continues to validate that initial decision. Lessons learned here now shape planning for upcoming expansions and technology upgrades.

    Product Safety and Risk Management

    3-Bromopropionic Acid delivers high value in synthesis, but its hazards prompt ongoing vigilance. Direct exposure causes irritation, and accidental spills require immediate cleanup using absorbents and neutralization. Regular safety drills, clear labeling, and spill-control infrastructure minimize the risk of incidents. We focus on both incident prevention and response, training our teams to know not only what to do but why certain steps matter.

    Long-term, chronic exposures require more than just periodic air monitoring. Engineering controls, effective ventilation, and personal protective equipment make up a layered defense. By engaging operators in safety planning and incident reviews, we foster a culture where feedback leads to practical improvement. Near-miss incident tracking has led to simple changes—such as enhanced valve guards or improved PPE access—that reduce both risk and downtime.

    Our documentation aligns with the most up-to-date regulatory frameworks, supported by live batch records and easily accessible digital records. Regular reviews address both new regulations and lessons from operational incidents.

    Quality and Trust Through Transparency

    True consistency stems from transparency. Customers today demand more than just a specification sheet. They want to know that the product in their reactor comes from a dedicated line, managed by people who understand both its potential and its risks. Open communication—on test results, deviations, or shipment delays—does not erode trust; it builds it. Our long-term customers expect prompt updates on any batch deviation or potential shortfall, and we respond with the information they need to make informed decisions.

    Transparent batch records, open-book site visits, and a willingness to share data build confidence. We invite auditors to walk through not only manufacturing, but also maintenance, waste management, and quality labs. Our company is built on the understanding that trust grows in increments, over years of both normal operations and critical incidents handled promptly and openly.

    Insights for the Future

    Manufacturing 3-Bromopropionic Acid isn’t about chasing the cutting edge; it involves rigorous attention to established fundamentals, a robust response to customer needs, and a commitment to continuous improvement. New market demands—whether for lower residual solvents, tighter impurity control, or better supply chain transparency—regularly add challenge, but also create opportunities to innovate.

    For research teams and process engineers exploring 3-Bromopropionic Acid as a starting point, the core questions remain unchanged: Is the material pure enough for my process? Will impurities or trace metals create unforeseen byproducts? Can I count on the supplier not just to deliver, but to help navigate technical challenges? Answers come fastest in environments built on direct communication and shared experience, where data is backed up by stories from those who have faced and solved similar problems.

    Innovation in manufacturing arises both from technological upgrades and from a culture committed to improvement. Everyday process checks, disciplined waste management, and a workforce that takes pride in their work lead to a product that remains trusted across industries. As synthetic needs evolve and regulations tighten, we stand committed to meeting the challenge—drawing on years of accumulated knowledge, real plant experience, and a dedication to open communication at every step.