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2,3-Dibromo-3-Phenylpropionic Acid

    • Product Name 2,3-Dibromo-3-Phenylpropionic Acid
    • Alias Bromodal
    • Einecs 221-967-7
    • 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
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    Specifications

    HS Code

    391102

    Chemical Name 2,3-Dibromo-3-Phenylpropionic Acid
    Molecular Formula C9H8Br2O2
    Molecular Weight 323.97 g/mol
    Cas Number 74246-16-7
    Appearance White to off-white solid
    Melting Point 103-106°C
    Solubility Slightly soluble in water; soluble in organic solvents
    Smiles C1=CC=CC=C1C(CBr)C(=O)O
    Inchi InChI=1S/C9H8Br2O2/c10-6-9(11,8(12)13)7-4-2-1-3-5-7/h1-5H,6H2,(H,12,13)
    Storage Conditions Store in a cool, dry place; keep container tightly closed
    Synonyms DL-2,3-Dibromo-3-phenylpropionic acid
    Pubchem Cid 63612

    As an accredited 2,3-Dibromo-3-Phenylpropionic 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, 25 grams, screw cap, chemical label stating "2,3-Dibromo-3-Phenylpropionic Acid," hazard warnings, and manufacturer details.
    Shipping 2,3-Dibromo-3-Phenylpropionic Acid is shipped in compliance with hazardous materials regulations. It is packaged securely in sealed containers, clearly labeled and protected from moisture and light. Transportation follows international safety guidelines (such as IATA and IMDG) to prevent spills, exposure, or contamination during transit. Proper documentation accompanies each shipment.
    Storage 2,3-Dibromo-3-Phenylpropionic Acid should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizers and bases. Protect it from moisture and direct sunlight. Clearly label storage containers, and handle under a chemical fume hood while wearing appropriate personal protective equipment (PPE) to prevent exposure.
    Application of 2,3-Dibromo-3-Phenylpropionic Acid

    Applications of 2,3-Dibromo-3-Phenylpropionic Acid in Industrial Manufacturing

    2,3-Dibromo-3-Phenylpropionic Acid is a specialized intermediate with key roles in several precise industrial sectors. As an original manufacturer, we support downstream partners seeking consistency in formulation, alignment with sector-specific guidelines, and scalability in high-purity synthesis. Our product integrates into critical chemistries that require structured process management, full traceability, and adherence to stringent regulatory landscapes. Below we outline the main application areas with granular detail for process engineers and technical procurement teams.

    1. Pharmaceutical Active Intermediate Synthesis

    This material is essential in the synthesis of certain hydantoin and phenylalanine derivatives for specialty APIs. Its controlled halogenation allows for targeted downstream reactions in medicinal chemistry, particularly for molecules targeting central nervous system and anti-inflammatory indications. Downstream partners typically require high specificity and traceable quality documentation for all intermediates entering regulated pharmaceutical pipelines.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • EU GMP Part II for starting materials
    • USP/NF specifications for process intermediates, if applicable to final API
    • REACH Annex VII and Safety Data Sheet (SDS) alignment for European use

    Typical usage ratio

    • Used at 0.8–1.1 molar equivalent relative to the core substrate in route; ratio tuned by desired product purity and impurity thresholds

    Downstream process integration

    • Charged in the halogenation or chain extension stage after base substrate preparation; solvent and temperature control critical to avoid side-reaction and ensure full conversion

    Final product types

    • Central nervous system API intermediates (e.g., anticonvulsants)
    • Custom chiral pharmaceuticals requiring brominated intermediates
    • Specialty building blocks for investigational new drugs

    2. Agrochemical Selective Herbicide Intermediate

    Reliable integration of this compound enables the fine-tuning of selectivity and activity in selective herbicides, especially those targeting broadleaf weeds. Its stable structure acts as a precursor in the synthesis of high-value brominated actives. Process engineers benefit from predictable reactivity, a defined impurity spectrum, and compatibility with typical batch or continuous reactor designs used in crop protection chemistry.

    Industry compliance standards

    • FAO/WHO Joint Meeting on Pesticide Specifications (JMPS) for intermediates
    • ISO 9001:2015 quality management system for agrochemical production
    • Globally Harmonized System of Classification and Labelling of Chemicals (GHS)
    • China National Standard GB 2763—Maximum Residue Limits for Pesticides in Food

    Typical usage ratio

    • Loaded at 5–15% by weight depending on the target molecule yield, with ratio optimized based on conversion rates and target activity spectrum

    Downstream process integration

    • Dosed during controlled coupling or condensation steps for brominated herbicide moieties, with in-line monitoring of conversion and side products; strict temperature and dosing sequence maintained for process reliability

    Final product types

    • Selective post-emergence herbicide actives (e.g., phenylpropionic acid derivatives)
    • Intermediate blocks for systemic crop protection agents
    • Granular and suspension concentrate formulation stocks

    3. Advanced Material Polymerization Initiator Precursor

    This specialty acid functions as a functional group donor in producing highly controlled brominated phenyl polymers, including electronic-grade materials and specialty coatings. By precisely adjusting its input, manufacturers can produce polymers with defined halogen content for improved flame retardancy and custom dielectric properties, meeting the technical demands of advanced electronics manufacturing.

    Industry compliance standards

    • RoHS (Restriction of Hazardous Substances Directive) for allowable bromine content in electronics
    • UL 94 Flammability Standards for plastics and polymer additives
    • ISO 14001:2015 Environmental Management for chemical handling and waste traceability
    • REACH regulation for polymer precursor substances

    Typical usage ratio

    • Introduced at 2–10 parts per hundred resin (phr), dependent on final flame retardant rating or dielectric property target, and modulated based on polymerization kinetics

    Downstream process integration

    • Feeds into pre-polymer modification or chain-transfer stages, dissolved or suspended at elevated temperatures before final polymerization or extrusion; accurate metering ensures batch-to-batch reproducibility

    Final product types

    • High-performance printed circuit board (PCB) resin systems
    • Flame-retardant coatings for electronic housings
    • Brominated specialty copolymers used in advanced insulation materials

    4. Specialty Analytical Reagents

    This compound is used in select downstream analytical laboratories as a key standard for method calibration and in syntheses supporting research into enzyme inhibition or stereochemistry. Consistent lot analysis ensures traceability and accurate quantification across reference tests, with documentation routinely required for regulated laboratory settings.

    Industry compliance standards

    • ISO/IEC 17025:2017 General requirements for the competence of testing and calibration laboratories
    • GLP (Good Laboratory Practice) for material traceability
    • USP Reference Standards guidelines for calibration substances
    • REACH registration for laboratory reagents

    Typical usage ratio

    • Standardized solution preparations at 0.1–1.0 mg/mL for HPLC/GC calibration; solid-phase uses typically employ 0.5–5 mg weighed portions per assay

    Downstream process integration

    • Integrated as a spike-in calibration control or derivatization agent, handled under low humidity and protected from light to maintain assay validity; supplied with certificate of analysis for each batch

    Final product types

    • Primary analytical standards for pharmaceutical and agrochemical quantification
    • Custom research reagents targeting bromine interaction specificity
    • Stereochemical reference compounds for enantiomeric resolution
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    Certification & Compliance
    More Introduction

    2,3-Dibromo-3-Phenylpropionic Acid: Precision and Reliability from Direct Manufacturing

    Our Perspective on 2,3-Dibromo-3-Phenylpropionic Acid

    Manufacturing 2,3-Dibromo-3-Phenylpropionic Acid takes more than technical expertise; it takes long-standing dedication to purity and consistency. We set out to support researchers and specialty formulators who rely on this compound daily for custom synthesis, pharmaceutical intermediates, and advanced material research. Over the years, our chemists have run the reactions, refined each batch, and learned firsthand what delivers results.

    2,3-Dibromo-3-Phenylpropionic Acid, often referenced by our team under the shortened label "DBPPA," stands apart in the world of halogenated building blocks. While many will group it loosely among brominated phenyl compounds, close inspection by years of process optimization shows that accurate bromination at 2 and 3 positions, attached to a phenylpropionic backbone, makes a difference in chemical reactivity. The compound’s careful manufacture uncovers smaller but critical disparities from other isomers or substitution patterns that, in downstream synthesis applications, mean far less troubleshooting for customers.

    Consistency through Close Process Control

    Our chemists learned quickly that DBPPA’s two bromine atoms do not settle for rough handling. Manufacturing involves a tightly controlled addition of bromine to the appropriate precursor under cool, monitored conditions. Letting the temperature drift or allowing side reactions generates colored impurities and reduces yield. For us, the value comes from the clear crystalline end product, where purity signs itself in sharp melting points and trace-level analysis. We follow our process from bromination trial to filtration, and even small variances, in our experience, explain downstream hiccups with solubility or yield.

    Quality matters most at the bottleneck—customers running multi-step syntheses or scale-up for new applications. DBPPA mislabeling or careless handling elsewhere—often a risk with resellers lacking direct factory knowledge—means lost weeks, not just lost grams. We take pride that our batches support high-grade synthesis whether you’re dealing with organometallic catalysts, drug intermediates, or fine material analogues. The acids in this class can form either sharp crystalline products or sticky residues, depending on subtle trace moisture and temperature controls, so hands-on attention at the reactor avoids resinous byproducts and inconsistent grain size.

    What Real Production Teaches Us About Purity

    If you frequent lab literature, it’s easy to see purity values quoted with the same bold font but sourced from multiple supplier tiers. In our experience, the 97% pure DBPPA you isolate with exacting pH adjustment, multi-stage extraction, and slow crystallization behaves predictably in downstream coupling and alkylation. Similar nominal purities from quick-precipitation or uncontrolled side reactions tend to carry over stubborn yellow tones or off-odors; we trace these even at low parts per million, aware they disrupt new molecule development or catalysis.

    Each drum or bottle leaving our site features traceability—batch sheets, QA certificates, and records of chromatographic runs. While not every application needs the purest crystalline acid, as process chemists we know residual soluble organics or excess free bromine spell trouble for the most exciting research. You want repeated batches that mirror the pilot-scale success, and that confidence only comes from deep involvement in every stage, not from trading inventory shelf-stocks.

    The Role in Synthesis—Not Just a Formula

    Working with DBPPA, our chemists have seen its use range as wide as specialty ligands to pharmaceutical sidechains. From bench to kilo-scale, this acid’s unique dibromo functionality allows for the introduction of reactivity not found with other simple brominated aromatics. Where mono-brominated phenylpropionic acids usually give predictable, singular substitution patterns, the dibromo variant makes targeted sequential transformations possible. Our production runs respond to requests for both research-scale and consistent pilot lots; we don’t repurpose old lots across orders but track every detail from raw material lot to handling shift.

    Customers who work with us closely describe how high-purity DBPPA unlocks precise Grignard couplings, targeted hydrogenation, or even serves as a rare anchor in advanced material modifications. Our batches, kept dry and packaged with care, flow and weigh consistently. Direct experience tells us that small changes in how the product dries or is stored alter its lot-to-lot reproducibility, so we treat packaging as another step in our process—not just a shipping concern.

    The Differences That Matter: In-House Production Versus Generic Supply

    Anyone using DBPPA needs a supplier who can account for subtleties, not merely supply a bulk label. The major difference from other sources is that we physically produce each order. Small irregularities, like variations in bromination temperature or extraction solvent, alter the physical aspect of the final product and tend to be overlooked by suppliers simply acting as brokers. With DBPPA, if the crystalline structure doesn’t present as expected, you see it right away during weighing or solution prep—random clumping, unexpected color streaks, or slow dissolution all mean wasted time in the downstream process. These are not just warehouse issues—they’re chemical realities we solve before shipping out products.

    Our team has recalibrated equipment and protocols more times than we can count, always aiming for reproducibility. DBPPA, unlike various generic aromatic carboxylic acids, responds sharply to handling. You can sense it in the lab: less caking, sharper crystals, and a fresh, chemical odor rather than that musty undertone seen in stale or poorly handled inventory. Chemists value the ability to scale procedures from grams to multiple kilos without diagnosing odd artifacts or unexplained byproducts. Consistency comes from a process that starts with hand inspection and is guided by diagnostic spot checks—our team regularly samples for free halogen, off-normal carbon traces, and residual solvent.

    Where 2,3-Dibromo-3-Phenylpropionic Acid Goes: Tracing Demand Beyond Catalogs

    In pharmaceutical intermediate synthesis, DBPPA’s dibromo motif offers chemists unique functional handles—allowing for selective substitution, cross-coupling, or reduction to more complex scaffolds. Our experience with its application in custom drug synthesis taught us that a consistent, contaminant-free supply makes multi-step transformations far easier. When working on patent-protected molecules or investigating bioactive fragments, deviations in acid quality delay results and rack up analytical troubleshooting.

    Research into advanced polymers and functionalized materials often calls for reliable aromatic precursors. Here, DBPPA sometimes unlocks new backbone structures because of those reactive bromine positions. Slight changes in substitution can result in dramatically different final properties, a point often missed by non-specialist suppliers. For materials scientists pushing boundaries, predictable starting materials define project timelines. Our direct engagement with material innovators, sharing spectral and physical data, supports co-development rather than after-the-fact QA investigations.

    Our Experience—Solving Common Issues with DBPPA

    Many years at the bench sharpened our sense of common pitfalls. For DBPPA, moisture pick-up changes flowability and quickly alters analysis. Handling it immediately after drying and packaging with moisture-proof liners solved many of our internal reprocessing issues. We maintain batch logs that track environmental conditions at every key stage and use testing beyond just HPLC—sometimes running NMR, GC-MS, or Karl Fischer titrations to find those stubborn, low-level impurities that could alter critical reactions.

    Requests now come to us not only for the raw material but for synthesis advice—mostly because partners understand that the person on the phone or email knows how the DBPPA was produced, not just how it arrived at a P.O. box. When issues arise mid-synthesis, whether clouding in solution, unexpected NMR signals, or lingering color in analytical workups, we’ve been able to trace root causes and resolve them because our process data isn’t a black box. Each lot reflects lessons learned from previous trials.

    What Sets This Product Apart from Similar Acids

    Some ask us—why not substitute with other brominated phenyl carboxylic acids? The answer shows up in downstream chemistry. Mono- or para-substituted analogues rarely produce the same types of reactivity, especially when the goal is to introduce two separate functional groups later. The positions of bromine on the DBPPA not only dictate the pathway for further modifications, they also minimize byproduct formation in stepwise couplings or reduction procedures. Through side-by-side syntheses, we've watched rival products either drift toward side reactions or fail to deliver adequate conversion because of the altered electronic effect or steric profile across the aromatic ring.

    Through direct customer feedback, we have assembled a track record of these subtle effects. An order of DBPPA with slightly degraded bromine content, for instance, can throw off an entire project set up for halogen exchange. High-purity lots stored under poor conditions—prone to hydrolysis or contamination—quickly become unreliable for demanding catalysis. By maintaining full-chain control, from bromine source to closed-loop cleanup of the acid, we provide product integrity that other market players only promise on paper.

    Commitment to Responsible Manufacturing

    Sourcing DBPPA from a manufacturer, not an intermediary, means knowing exactly who’s responsible for quality, safety, and compliance. We hold ourselves to strict environmental and workplace health standards, both because it’s right and because contamination or unsafe working conditions would inevitably float through to the final chemical. Workers receive ongoing training in bromine management and acid handling. We audit our own operations regularly, aware that chemical mishandling creates not just product downgrades but real hazards for our people and our environment. Production of DBPPA must pay attention to proper fume management and wastewater control—areas that less-experienced or indirect suppliers might neglect or pass to unregulated partners.

    Our commitment means our customers never face unexplained product degradation or regulatory surprises. We back every batch with traceable origin—every step logged and monitored. This approach aligns with the best practices recognized by global laboratory and regulatory authorities, not just as a box-checking exercise but as a path to lasting partnerships.

    Supporting Open Collaboration and Knowledge Sharing

    Years of DBPPA manufacturing have shown the value of open communication with our customers. We rarely find two identical projects. Each researcher who comes to us brings different requirements—for solubility data, for analytical records, or simply for advice on how to scale their synthesis. Because we manage the entire process, we can engage in technical troubleshooting, suggest cleanup methods, and adapt our process to meet new challenges. If a client needs a specific particle size or a dryness specification, our team can accommodate, drawing on batch history rather than improvising.

    Collaborative projects often mean sharing interim data on melting points, color changes, and even chromatographic shifts. This ongoing dialogue not only solves immediate problems but drives our own process upgrades. We talk with customers as peers—chemists who understand the risk and reward of innovating with functionalized materials. Our reputation rests on honesty about what we provide and what it can do. One benefit of manufacturing is the ability to go beyond the minimum information—walking clients through unusual analytical results or working with them as they debug complex, multi-step preparations.

    Future Developments for 2,3-Dibromo-3-Phenylpropionic Acid

    As synthetic and pharmaceutical chemistry advances, requirements for precision starting materials grow stricter. We’re seeing more demand for near ultra-pure, low-residual acid, sometimes tailored for next-generation catalysis or high-performance material synthesis. Our R&D team supports innovation in isolation techniques and process refinement, all guided by real feedback from those who run reactions, troubleshoot yield deficits, and report spectral anomalies. Investment in facility upgrades—automated monitoring, continuous flow reactors, improved solid handling—directly benefits those who rely on our DBPPA supply.

    Legislative scrutiny of halogenated organics presses for transparency and strict documentation. We have responded by taking ownership of compliance at each manufacturing stage, not treating it as an afterthought. Shift records, digital tracking, and predictive analytics feed back into our routine, ensuring that every batch aligns with evolving guidance on chemical use, health, and environmental disposal. The growing complexity of chemical synthesis demands this level of vigilance; for us, it’s built into how we view every batch.

    Concluding Thoughts from the Bench

    Decades of hands-on manufacturing taught us that chemicals, especially finely functionalized acids like 2,3-Dibromo-3-Phenylpropionic Acid, defy generic treatment. Our expertise stems from seeing each lot through, troubleshooting when the unexpected comes up, and communicating openly with researchers navigating ambitious projects. We favor a product born out of discipline, transparent process control, and real-world chemical feedback loops. Customers return to us because their work depends on a material whose behavior never surprises and whose origin never needs guessing.

    Directly manufacturing DBPPA, we see every nuance—bromine purity, process temperature shifts, filter cake color differences—translate to outcomes in hundreds of applications. Our approach places transparency and accountability at the center, offering researchers a base they can build on with confidence. Responsibility as a manufacturer brings not just better batches, but long-term relationships, and continued success for all who push chemistry forward.