Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
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3-Phenoxybenzoic Acid

    • Product Name 3-Phenoxybenzoic Acid
    • Alias 3-PBA
    • Einecs 239-019-9
    • 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

    530163

    Chemical Name 3-Phenoxybenzoic Acid
    Cas Number 3739-38-6
    Molecular Formula C13H10O3
    Molecular Weight 214.22 g/mol
    Appearance White to off-white crystalline powder
    Melting Point 150-153°C
    Boiling Point 430.8°C at 760 mmHg
    Solubility In Water Slightly soluble
    Density 1.279 g/cm³
    Iupac Name 3-Phenoxybenzoic acid
    Pubchem Cid 8072
    Smiles C1=CC=C(C=C1)OC2=CC(=CC=C2)C(=O)O

    As an accredited 3-Phenoxybenzoic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 3-Phenoxybenzoic Acid (100g) is packaged in a sealed amber glass bottle with a tamper-evident cap and clear labeling.
    Shipping 3-Phenoxybenzoic Acid is shipped in tightly sealed, chemical-resistant containers to prevent contamination and moisture ingress. It is packed in compliance with regulatory requirements for safe transport. Shipments are clearly labeled, accompanied by a Safety Data Sheet (SDS), and handled by trained personnel to ensure safety during transit and storage.
    Storage 3-Phenoxybenzoic Acid should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizing agents. Keep away from direct sunlight and sources of heat or ignition. Store at room temperature and avoid moisture exposure. Properly label the container and follow all relevant safety protocols when handling and storing.
    Application of 3-Phenoxybenzoic Acid

    Applications of 3-Phenoxybenzoic Acid in Industrial Manufacturing

    3-Phenoxybenzoic Acid serves as a critical intermediate in several industrial production streams, each governed by unique process requirements, formulation ratios, and regulatory frameworks. As a manufacturer with deep integration in downstream chemical supply chains, we support customer operations in key sectors described below.

    1. Agrochemical Synthesis: Pyrethroid Insecticides

    Industry leaders utilize 3-Phenoxybenzoic Acid as a primary building block in manufacturing phenoxy-based pyrethroid insecticides. During synthesis of lambda-cyhalothrin, cypermethrin, or permethrin, the molecule undergoes esterification and other key transformations. Production requires strict compliance with national residue limits, environmental controls, and strict batch traceability. Customers adjust ingredient ratios based on active ingredient concentration and residue restrictions, ensuring both efficacy and regulatory acceptability.

    Industry compliance standards

    • FAO/WHO International Code of Conduct on Pesticide Management
    • EU Regulation (EC) No 1107/2009 (Plant Protection Products)
    • US EPA 40 CFR Part 180 (Pesticide Residues in Food: Tolerances)
    • GB 2763 (China Maximum Residue Limits for Pesticides in Food)

    Typical usage ratio

    • 20–35% in initial pyrethroid ester moiety synthesis; actual ratio depends on target molecule design and batch scale, adjusted specifically for desired purity and final formulation strength

    Downstream process integration

    • Ester group formation stage: reacts with alcohol intermediates under catalysis for final active ingredient assembly, prior to crystallization and formulation

    Final product types

    • Technical-grade cypermethrin
    • Emulsifiable concentrates (lambda-cyhalothrin, permethrin)
    • Suspension concentrates for agricultural spraying
    • Household insecticide aerosols

    2. Pharmaceutical Active Intermediate Production

    Some pharmaceutical organizations employ this compound as an intermediate for specific analgesic and anti-inflammatory drug molecules. The acid assists in aromatic acylation processes and becomes integrated through controlled steps under cGMP conditions. Regulatory frameworks require documented impurity profiles and validated analytical methods. Dosage requirements and purity grades vary depending on the specific downstream molecule, making pre-formulation trials essential to establish the exact addition level within individual synthesis projects.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice Guide for Active Pharmaceutical Ingredients
    • European Pharmacopoeia monographs: process intermediate controls
    • US FDA 21 CFR Parts 210/211 (Finished Pharmaceuticals)
    • Chinese Pharmacopoeia standards for API intermediates

    Typical usage ratio

    • 10–22% depending on reaction yield and desired downstream intermediate concentration; ratio set per batch based on HPLC monitoring and end-point titre

    Downstream process integration

    • Entered during aromatic ring functionalization and as precursor for amide or ester linkage formation under tightly controlled reaction parameters, prior to API finishing

    Final product types

    • Active pharmaceutical ingredient intermediates
    • Anti-inflammatory precursor compounds
    • Custom fine chemical intermediates for licensed drug molecules
    • Contract-manufactured advanced pharmaceutical intermediates

    3. Fine Chemical Synthesis: Liquid Crystal Materials

    Producers of advanced liquid crystal materials rely on this raw material as a feedstock for specialty aromatic esters used in display panel and optical device manufacturing. The acid group provides a rigid aromatic backbone, essential for maintaining alignment and electro-optical properties. Strict materials selection protocols necessitate precision purity and low trace impurity content. Formulation ratios correlate with the desired birefringence and transition temperature, requiring iterative laboratory validation for each product grade.

    Industry compliance standards

    • ISO 9001:2015 (Quality management systems for advanced chemicals)
    • RoHS Directive 2011/65/EU (Restriction of Hazardous Substances)
    • REACH Regulation (EC) No 1907/2006
    • IEC 61249-2-21: Halogen-free material standards for electronic applications

    Typical usage ratio

    • 18–28% in liquid crystal precursor mixes; adjusted depending on chain length of counter-reactants and optical characteristics required by display manufacturer

    Downstream process integration

    • Added during esterification or amidation with aliphatic counterparts to produce key mesogenic compounds, before purification and device-grade material blending

    Final product types

    • Twisted nematic (TN) and in-plane switching (IPS) liquid crystals
    • Oligoester-based LC oligomers
    • Advanced optical compensator resins
    • Functionalized photonic materials

    4. Polymer Additive Manufacturing: UV-Resistant Coating Resins

    Industrial coatings manufacturers integrate 3-Phenoxybenzoic Acid into polymer resin systems to enhance UV resistance and durability. The molecule’s aromatic structure improves cross-linking density and inhibits photodegradation under prolonged exposure. Compliance with indoor/outdoor environmental standards and VOC limits is mandatory for finished coatings entering sensitive commercial markets. Each formulation requires precise balance between base resin, acid content, and co-additives, based on target polymer backbone and end-use exposure scenario.

    Industry compliance standards

    • EN 1504-2 (Concrete protection systems: coating performance)
    • US EPA Method 24 (VOC Content of Coatings)
    • ASTM D4587 (UV exposure of paint and coatings)
    • China GB 18582 (Indoor coatings hazardous substance limits)

    Typical usage ratio

    • 5–15% within copolymer and resin batches; adjusted relative to film thickness and anticipated UV intensity at end-use location

    Downstream process integration

    • Dispersed into resin reaction vessels at pre-polymer mixing stage, prior to initiator addition and high-shear blending before final coating formulation

    Final product types

    • Architectural exterior coatings with solar resistance
    • UV-cured industrial flooring resins
    • Protective automotive clear coats
    • Weather-resistant plastics in outdoor construction
    Free Quote

    Competitive 3-Phenoxybenzoic Acid prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    3-Phenoxybenzoic Acid: Reliable Chemistry, Trusted Production

    Direct from the Manufacturer: What Sets Our 3-Phenoxybenzoic Acid Apart

    At our plant, batches of 3-Phenoxybenzoic Acid roll off the line under the sure hands of chemists and technicians with years in the field. This compound, known by its chemical designation C13H10O3, delivers dependability in processes where the margin for error runs thin. Over the past decade, demand has sharpened around precise intermediates. Not all 3-Phenoxybenzoic Acid shares the same pedigree. Subtle differences in synthesis leave a visible fingerprint in end-use applications, where purity, crystal habit, and trace residue can make or break a batch.

    Our experience and control over raw material sourcing and reaction kinetics anchor every specification we set for this product. In the synthesis of 3-Phenoxybenzoic Acid, controlling byproduct formation carries practical importance. Early in our history, we spent months adjusting reaction vessel geometry and temperature gradients because even modest lot-to-lot variation caused headaches for our downstream customers. Consistency matters, especially when the acid ends up as a building block for pyrethroid pesticides, liquid crystal materials, or specialty resin additives.

    Specifications That Reflect Real-World Use

    Buyers ask about two things: assay and byproducts. Our 3-Phenoxybenzoic Acid consistently exceeds 99% purity by HPLC, far enough above the standard mark that formulators running sensitive syntheses rely on it without fear of masking off-colors or introducing stubborn micro-crystal particulates. Moisture level runs well below 0.5%, because water scavenges functional groups and ruins catalytic runs—something we learned firsthand troubleshooting a sticky pilot line. We don’t over-promise: trace impurities such as some regioisomers can linger below 0.1%, but every batch gets analyzed, and no lot leaves our loading dock without a validated certificate.

    Particle size distribution also matters in large production vessels to avoid dust, bridging, or inconsistent dissolution rates. We supply 3-Phenoxybenzoic Acid in both fine crystalline and ground form. Each lot’s particle profile comes after sieving and laser diffraction checks, matching the real process needs of blenders, not just a tidy appearance on the lab bench.

    We have earned customer trust by taking feedback from the field. Once, a run destined for a paint modifier customer built up static charge and clumped in their feeders. After hands-on review of their process and our flow properties, we tweaked our milling step and installed inline charge mitigation. That customer still runs our product, and those improvements have become standard across our portfolio. It’s this detail—rooted in daily work, not just good intentions—that separates direct manufacturing experience from a generic offering.

    Usage: Bridging Research and Industry

    Most 3-Phenoxybenzoic Acid leaves our plant as an intermediate for chemical synthesis. The pyrethroid pesticide industry remains its top destination. Large-volume users feed it into etherification or esterification steps to build pyrethroids such as cypermethrin, permethrin, or deltamethrin. Those chemistries demand not only clean acid, but also tight control over impurities to avoid side products that compromise bioactivity or complicate regulatory profiles. Regulatory reviews sometimes request full lot traceability and impurity fingerprints for toxicology dossiers. Because we keep each batch separated and traceable, our records have helped more than one customer pass a tough audit.

    Research labs, specialty material companies, and custom synthesis firms also use 3-Phenoxybenzoic Acid as a scaffold. In liquid crystal displays, this acid forms a backbone for functional molecules where even small changes in purity or crystalline structure translate directly to performance. Here, batch-to-batch reproducibility matters just as much as top-end purity.

    Some pharmaceutical companies have explored derivatives as metabolic markers in environmental and clinical studies. Specifications for such applications often go beyond typical technical-grade standards. Over the years, we have supported special small-lot requests, running additional purification steps, and confirming the structure by NMR and LC-MS. Experience with fine separation techniques and extreme cleanliness—skills nurtured through long-standing relationships with top-tier research labs—lets us handle these requests without the confusion typical of intermediaries or resellers.

    Practical Differences From Other Products

    Companies that handle 3-Phenoxybenzoic Acid as a trade commodity pay less attention to depth of characterization. Many so-called equivalents on the market arrive with wide variance in acid value or spectral impurities. Our vertical integration means every reaction, wash, and filtration step stays in-house. This control gives chemists a transparent view of process characteristics—molecular fingerprinting by FTIR, residual solvent checks, and particle stability tests on real factory equipment, not just in the lab.

    We have worked alongside industrial users facing the pain of unexpected batch anomalies. One project, involving a scale-up for a Japanese electronics producer, caught a downstream problem with minute phenolic contaminants in an imported lot. These trace bodies, undetectable by standard spot checks, cascaded into weeks of lost product and expensive root-cause analysis. We support customers with transparent batch history, regular process audits, and fast-response technical support so they do not spend costly hours hunting for production gremlins.

    Comparing 3-Phenoxybenzoic Acid to its close cousins—such as 4-Phenoxybenzoic Acid or plain benzoic acid—highlights chemistry’s subtlety. The 3-phenoxy isomer presents a unique electron distribution and steric profile. It reacts differently in oxidative couplings, which, for some downstream users, determines whether a batch clears color specification or fails. Technicians in our plant have tuned process steps to favor the targeted isomer, especially during oxidative rearrangements or fractional crystallizations. Only direct production experience creates this kind of reliability—something a repackager cannot offer.

    As manufacturers, we keep resin suppliers, agricultural firms, and electronics customers up to date on specification changes, regulatory adjustments, and global supply flows. For example, with the rise in electronic display markets in Asia, we noticed an uptick in fine-purity requests and saw adjustment needs in powder handling protocols. Sharing lessons directly—from error logs on our packing line to solvent management in the dryer room—gives our partners an edge in both compliance and everyday manufacturing yield.

    Troubleshooting and Continuous Improvement

    Manufacturing 3-Phenoxybenzoic Acid at the scale required by today’s specialty chemical markets comes with its share of challenges. Some misconceptions persist about technical-grade versus high-purity forms. We have hosted visiting engineers who assumed all nominally similar products would fit into proprietary processes, only to watch yield figures and product qualities slip. We believe in full documentation and sharing actual process data, especially on metrics such as trace solvents (like DMF or xylene), micro-contaminants, and lot stability over time. Regular stability monitoring and process-simulation feedback loops led to practical improvements—better shelf life, easier handling, and fewer line stoppages for our large-volume users.

    Handling and storage recommendations arise from practical failures and successes. In our early years, we saw otherwise clean product degrade under poor warehouse humidity controls, yellowing and losing reactivity. Now, we work with users to align packaging—a double-lined PE bag within a rigid drum—and review warehouse conditions before major shipments. Through such partnerships, downstream waste and rework costs have dropped for both us and our customers.

    Many of the improvements that mark our product as reliable trace back to mistakes and direct lessons. Whether it’s scaling up mixing rates to prevent caking, repurposing old gear for improved drying, or running side-by-side comparisons with market-standard alternatives, every modification follows field observations, not just bench theory. Having our own production chemists regularly rotate through customer support ensures that best practices flow both ways—a lesson book chemical traders miss.

    Support for Compliance and Sustainability

    Changing regulations around environmental safety, traceability, and hazardous material handling make it risky to rely on generic bulk lots or under-documented intermediates. We have invested in both documentation systems and in analytical support for our partners. Many customers benefit from access to our detailed safety and impurity profiles when dealing with local regulatory checks, product registration, or carbon footprint audits.

    Direct production control gives reassurance. Our batch records and material input logs pass regular internal and external audits. Customers working under ISO or Responsible Care programs find alignment with our practices, ranging from solvent recycling streams to waste minimization protocols. We engage in ongoing reviews driven by customer suggestions—a recent example, switching to recyclable liner materials, saved both cost and landfill space after a month-long collaborative test in two customer pilot plants.

    Sustainability means more than box-checking on cross-industry scorecards. We collaborate with logistics partners to minimize unnecessary transfers or exposure risks, cutting freight mishaps and maximizing product “shelf life.” Process solvents get recycled and separated for reuse in low-risk syntheses where possible. The company-wide goal of reducing resource intensity turns up not just in yearly reports but in weekly shift reviews and incremental tweaks in drying, filtration, or solvent capture stages.

    What Customers Gain: Lessons From the Real World

    Choosing a chemical building block like 3-Phenoxybenzoic Acid isn’t just a matter of picking a name off a list. Application-specific parameters—be it in pyrethroid backbone construction, plasticizer additives, or specialty polymers—live and die by the small print in certificates of analysis, years of process adjustments, and steady supplier relationships. Customers who work with us do not face a revolving door of batch numbers or anonymous supply chains; they work with a production partner who knows the value of firsthand process data and a clear line of sight from reactor charge to delivery truck.

    We have seen firsthand how improvements in impurity control transformed a customer’s throughput. In one case, a specialty films manufacturer struggled with fogging and yellowing in a new copolymer. After swapping to our low-phenolic-lot acid and running parallel trial reactions, their clarity and out-time benchmarks straightened out within two production cycles. They traced the improvement back to the lower aromatic contamination profile—not visible in standard GC screens, but obvious in finished goods. Their success turned a one-off order into a long-term partnership.

    The lessons we draw from hundreds of such interactions get built into our process controls and R&D approach, not relegated to a call center script. New developments—digital lot scanning, pre-shipment homogeneity audits, and expanded particle sizing options—grow directly out of use-case feedback. Improving a core chemical like 3-Phenoxybenzoic Acid remains an ongoing, hands-on project. No shortcut or off-the-shelf approach from a trader can match the learning curve or problem-solving muscle of a manufacturer dealing with every ton, every week.

    Looking Ahead: Collaboration and Adaptation

    The market for 3-Phenoxybenzoic Acid keeps shifting. Specialty chemical users face pressures from tighter purity demands, green chemistry initiatives, and ever-narrowing cost windows. As production chemists and engineers, we remain tuned to these changes. We don’t shy away from field problems or process failures; in fact, they keep our plant—and our partners—competitive.

    We value partners who share feedback—positive or negative—because each insight shapes our next process change or quality improvement cycle. Direct manufacturing means we can adapt quickly: adding surface treatments to reduce dust, refining crystallization regimes for better batch-to-batch flow, or testing niche grades for regulatory or high-spec markets.

    Working with us means transparent dialogue, reliable lots, and responsiveness grounded in years of solving problems at both ends of the supply chain. Our 3-Phenoxybenzoic Acid stands as proof that manufacturing experience, technical know-how, and a willingness to adapt drive better results. The world doesn’t stop for textbook descriptions or neutral one-size-fits-all solutions; neither do we.