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HS Code |
655568 |
| Chemical Name | 2-Benzoylbenzoic Acid |
| Molecular Formula | C14H10O3 |
| Molar Mass | 226.23 g/mol |
| Cas Number | 85-52-9 |
| Appearance | White to off-white crystalline powder |
| Melting Point | 126-128 °C |
| Boiling Point | 440.4 °C at 760 mmHg |
| Density | 1.298 g/cm3 |
| Solubility In Water | Slightly soluble |
| Smiles | C1=CC=C(C(=C1)C(=O)C2=CC=CC=C2)C(=O)O |
| Pka | 3.73 |
| Pubchem Cid | 7037 |
As an accredited 2-Benzoylbenzoic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 100g amber glass bottle, tightly sealed, labeled with chemical name, purity, safety symbols, lot number, and expiration date. |
| Shipping | 2-Benzoylbenzoic acid will be shipped in tightly sealed, chemical-resistant containers to ensure safety and stability during transit. Packaging follows all regulatory and hazardous material guidelines, with clear labeling and documentation. The shipment will be protected from moisture, light, and physical damage to maintain product integrity. |
| Storage | 2-Benzoylbenzoic acid should be stored in a tightly closed container, in a cool, dry, and well-ventilated area, away from direct sunlight and sources of ignition. It should be kept separate from strong oxidizing agents and moisture to prevent degradation. Personal protective equipment should be used when handling the compound to avoid skin or eye contact. |
Applications of 2-Benzoylbenzoic Acid in Industrial Manufacturing2-Benzoylbenzoic acid plays an important role as a specialty intermediate across several advanced materials and fine chemicals manufacturing lines. Our production expertise delivers consistent purity, enabling our partners to meet precise industrial requirements for each downstream field. Below, we outline qualified application scenarios where this compound directly supports operational productivity, regulatory alignment, and finished product performance. 1. Key Intermediate in Anthraquinone Dye SynthesisIn the colorant industry, 2-benzoylbenzoic acid functions as a primary starting material for anthraquinone-based dyes. The compound undergoes cyclization and diverse condensation processes, forming chromophore structures that impart long-lasting brightness, light fastness, and wash resistance demanded by textile and printing applications. Large-volume dye plants monitor the purity and pre-treatment of this intermediate to maintain color consistency, batch-to-batch reproducibility, and regulatory conformance across product lines. Industry compliance standards
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2. Intermediate for Benzanthrone-Based Optical BrightenersManufacturers in the optical brightener sector employ 2-benzoylbenzoic acid as a crucial feedstock for benzanthrone derivatives. These molecules, synthesized through Friedel-Crafts reactions and subsequent condensation protocols, function as whitening agents in detergents, plastics, and paper coatings. Producers carefully control raw acid introduction and reaction kinetics to maximize brightness indices and minimize off-color impurities in the formulation. Industry compliance standards
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3. Synthesis of Pharmaceutical Intermediates for Anti-Inflammatory AgentsWithin pharmaceutical intermediate manufacturing, 2-benzoylbenzoic acid is deployed for constructing advanced molecules with anti-inflammatory and analgesic activity. High-purity acid enters amidation and acylation processes that determine the yield, impurity profile, and downstream conversion efficiency for finished APIs. The workflow integrates extensive analytical monitoring to comply with global regulatory frameworks and to secure consistent batch quality for subsequent API plants. Industry compliance standards
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4. Raw Material for High-Purity Polymer AdditivesIn the manufacturing of specialty polymer additives, 2-benzoylbenzoic acid is incorporated as a building block for UV absorbers and plastic stabilizers. The material undergoes precise esterification or condensation to create agents that shield polymers from degradation caused by sunlight or heat exposure. Process engineers optimize reaction conditions to meet customer requirements on light stability, low volatility, and compatibility with polyolefin or engineering resin matrices. Industry compliance standards
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5. Intermediate for Agrochemical Synthesis (Herbicide and Fungicide Precursors)Agrochemical producers utilize 2-benzoylbenzoic acid in the elaboration of specific herbicide and fungicide active ingredients. The molecule undergoes functionalization steps, such as halogenation and condensation, to introduce selectivity into plant-protective formulas. Our quality-controlled supply supports reliable crop protection agent manufacturing, enabling tight control of byproduct levels and compliance with food and environmental safety regulations. Industry compliance standards
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After spending decades refining our approach to specialty aromatic acids, we’ve learned there are few substitutes for hands-on manufacturing. 2-Benzoylbenzoic acid demonstrates this lesson clearly. Known for its unique properties, this crystalline powder brings both reliability and versatility to the table. It’s not just another building block—it’s a launching pad for diverse downstream applications.
Every batch starts in our reactors, and every decision we make impacts the final output. Our team in the plant keeps an eye not just on reaction yields, but on melting point purity and batch consistency. These aren’t laboratory luxuries; they are the difference between a batch that fits seamlessly into a customer’s process and a batch that introduces surprises. 2-Benzoylbenzoic acid gets its greatest respect in the pigment and pharmaceutical fields. A talented researcher can see it as a key intermediate for anthraquinone dyes, and our partners in colorant production rely on this molecule to keep their hues predictable and vivid.
On the ground floor, the details matter. Our most popular grade offers a melting point range between 120°C and 123°C, with trace impurities kept far below industry-accepted thresholds. We do not see this as just a box-checking exercise. The reality is that even tiny amounts of unreacted benzoic acid or benzophenone can compromise a downstream reaction. That’s why we use in-process chromatography and titration as regular checkpoints from the raw material stage to the finished product warehouse. You don’t see this attention to detail everywhere; that comes from years spent troubleshooting in front of the reactors, not from an office miles away from production.
We pack 2-benzoylbenzoic acid as a free-flowing, odorless solid, easy to handle and resistant to clumping when transferred in moderate humidity. This makes it reliable for direct charging into reactors. We know several customers who build it directly into their pharmaceutical intermediates without grinding or sieving, trusting its smooth dissolution in most organic solvents. Waste reduction, smooth flow, and minimal batch-to-batch variation let chemists focus on their synthesis without doubling back.
This acid stands out thanks to its molecular backbone. The benzoyl and benzoic acid groups open doors to a range of reactions—from Friedel-Crafts acylations to condensation with amines and alcohols. Our team often fields technical calls asking about solubility data or reactivity in non-aqueous systems. The solubility profile covers acetone, ethanol, and even some less polar solvents, which broadens its compatibility. For dye manufacturers, this means they can work seamlessly with their preferred colorant precursors.
In pharmaceuticals, the compound serves as an intermediate in the preparation of anti-inflammatory agents and other biologically active compounds. Over the years, we have tailored several batches with tighter impurity profiles to meet the demands of GMP facilities. If a customer needs documentation for compliance, our manufacturing records and analysis reports trace every step. We don’t treat this as paperwork; it’s a byproduct of manufacturing discipline.
We’ve investigated alternative aromatic acids, but 2-benzoylbenzoic acid remains preferred where reactivity and ease of purification stand front and center. Clients often try p-aminobenzoic acid or phthalic acid for certain colorant or plasticizer syntheses. Through experience we’ve learned that neither matches the selectivity or handling safety in some of the more demanding reaction conditions. Many alternatives exhibit higher reactivity that can backfire if side reactions occur. Our product’s reactivity profile gives users a measure of control seldom found in bulk aromatic acids.
The chemistry isn’t just about what happens inside the flask. Process engineers appreciate that 2-benzoylbenzoic acid is not classified as a strong oxidizer or a hazardous waste in most jurisdictions. The waste streams can be neutralized with standard treatments, which reduces regulatory friction—practical benefits that come only after years of seeing what causes operations to slow down, or worse, trigger shutdowns.
The flowability and low hygroscopicity of our product make both small and large-scale operations possible without extra drying. This practical advantage cuts handling steps and maintains consistent product feed. That’s significant for continuous processes, where operators cannot afford to deal with clogging lines or jammed feeders.
We have seen challenges arise on the shop floor, especially regarding stable supply and process reliability. In times when raw material prices spike or logistics hit snags, many processors turn to distributors, accepting inconsistencies. By keeping our operations vertically integrated, we've avoided interruptions and maintained the same product standards our long-term clients have come to expect. Only direct oversight of the synthesis and purification grind down the risk of quality drift.
Environmental compliance continues to build complexity. European regulations have raised the bar for permitted emissions, and this influences every manufacturing decision. We've invested in closed-loop recovery systems to catch volatile byproducts from our benzoic acid sources, lowering both emissions and operating costs. These changes weren't easy or quick, but they make the product more attractive for buyers bound by strict discharge standards. Over the years, we’ve also collaborated with customers to adapt our packaging options, offering bulk sacks for warehouse economies or smaller drums for precision batches.
Researchers in pigment chemistry require a starting material that does not introduce headaches or variables they didn’t expect. The acid’s consistent melting point, color, and purity matter more than a paper specification ever can. The feedback we hear from formulators is straightforward: repeatable performance in batch and continuous runs. For pharmaceutical customers, a single inconsistent lot can throw off an entire production schedule or require expensive, time-consuming revalidation. Our control over the entire process, from acquiring pure raw material to final QC, means fewer disruptions in the pipeline.
Some research laboratories try to synthesize their own intermediates, but with tight timelines and shrinking headcounts, more labs choose to trust experienced manufacturers. Our in-house methods allow us to respond to custom requests, whether it’s an adjustment to the melting point range or a specialized solvent compatibility. We’ve partnered closely with labs that need non-standard grades, offering technical assistance and practical insights about storage and transport.
We’ve watched too many supply chains falter due to reliance on third-party brokers. By manufacturing in-house, we ensure traceability and a fast response time when orders spike or custom documentation is required. Shorter lead times, confirmed stock, and real communication—these aren’t just marketing phrases. Our clients know they’re working directly with the people who blend, purify, pack, and ship every kilogram of 2-benzoylbenzoic acid.
Our logistics team handles transportation from the factory floor, monitoring temperature, humidity, and timing to protect the product in transit. For export clients, we comply fully with international shipping standards. The product is stable at ambient temperatures commonly encountered during ground and ocean freight. We do not rely on cold chain unless customers specifically require it for niche applications. In recent years, we’ve also moved toward more environmentally sustainable packaging materials while preserving product integrity.
The market offers options for aromatic acid intermediates, but experience on the plant floor shows how small differences in molecular structure transform process outcomes. For example, phthalic acid has a different solubility and reactivity; it serves the resin industry, yet falls short for dye or pharmaceutical applications due to compatibility issues in multi-step syntheses. Benzoic acid sees use in preserving and curing, but its simpler structure limits it as a precursor for specialty chemicals. 2-Benzoylbenzoic acid’s larger, more complex backbone paves the way for higher-value applications requiring a controlled introduction of both aromatic and acyl functionality.
We’ve worked with customers who’ve tried to substitute benzoyl chloride as an intermediate, only to hit regulatory snags due to the corrosive, volatile nature of the compound. Our product offers a safer, more manageable pathway with less regulatory burden. The end users find downstream processing easier, avoiding hazardous neutralization and maintaining better yields in final product formation. The chemical’s flexibility means it serves not just as a single-use reagent, but as a building block integrated into various reaction steps.
On the production floor, manufacturers face pressures from all sides—raw material volatility, regulatory oversight, tight delivery windows, and unexpected technical glitches. The only way to meet these pressures is with products that do the job without surprises. With 2-benzoylbenzoic acid, we see recurring orders from pigment, pharmaceutical, and specialty polymer clients who cannot afford to change recipes midstream.
Among dye makers, the transition from laboratory scale to multi-ton production requires intermediates with both purity and stable flow. The product fits seamlessly into oxidation and condensation reactions critical to making anthraquinone and related colorants. Minor variations in crystal size or trace solvent content might seem trivial, but over time such differences clog filters and slow down reactions. We consistently field calls from process engineers who have learned these lessons the hard way with off-spec alternatives.
Pharmaceutical manufacturers use 2-benzoylbenzoic acid in multi-step reactions for anti-inflammatory and other active compounds. Stringent purity demands mean only materials with tight impurity control reach the synthesis step. By running our reactors with high-purity solvents and maintaining strict exclusion of moisture and airborne particulates, we offer the control necessary for regulated pharmaceutical production. Quality checks don’t happen just at the end—they run from receiving, through every stage of reaction, to packaging.
In specialty polymers, the role shifts. Here, the product’s structural stability and blend-friendly profile help ensure homogeneity across large batches. Process engineers count on regular particle size and moisture measurements. We customize blends as needed for polymer synthesis partners, relying on feedback from their reactors to tune our process controls. Our willingness to adjust and listen has made long-term partnerships the norm, not the exception.
Questions and troubleshooting are inevitable in chemical manufacturing. Our technical support draws on years of running, cleaning, and optimizing synthesis lines. Whether a customer seeks advice on optimal solvent for dissolution, recommendations for feeding rates, or assistance interpreting batch analysis, our staff answers promptly and directly. We don’t refer these inquiries to call centers; the chemists who pick up the phone or write back work with the material daily.
Occasionally, an end user might spot unexpected residues or crystallization behavior. We take these feedback loops seriously, tracing each issue back to specific process points and adjusting protocols if needed. This hands-on approach lets us spot potential improvements in our purification train or drying cycles, translating to better performance for clients. Open communication with our partners lets us constantly refine both product and service.
The gap between specification sheets and reality can lead to costly disruptions. Our plant runs on a hybrid model of manual and automated checks. Crystallization endpoints, color, and impurity levels all receive direct attention from operators with real-world experience. This rigor shows up in lower rejection rates and product that performs reliably in scaled processes, whether it ships across town or across continents.
Advanced chromatography, titration, and drying curves give us high-confidence in lot integrity. Beyond standard analytical tests, we collect and store reserves from each production campaign, so if questions arise months later, we can trace and reproduce every step. Most important, our team maintains a continuous improvement mindset—every batch run feeds back into the knowledge base that drives adjustments in process variables and QC thresholds.
Our confidence in 2-benzoylbenzoic acid comes from steady feedback and performance in the lab, on the factory floor, and in the hands of clients worldwide. Regulations, customer expectations, and environmental standards keep moving. Each new challenge offers a chance to improve. We’ve diversified raw material sources to handle price spikes, invested in more robust purification sets to keep up with stricter impurity limits, and built stronger supply relationships with packaging and logistics partners.
Manufacturing specialty chemicals isn’t just about reaching purity numbers on a spec sheet. It means attention paid to every step from sourcing to delivery, layered experience in troubleshooting, and constant dialogue with the people actually using the product. Our commitment to excellence in 2-benzoylbenzoic acid reflects decades of adaptation and improvement, informed every day by the realities of chemical production and customer needs.