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HS Code |
658035 |
| Chemical Name | 3-Chloroperoxybenzoic Acid |
| Synonyms | m-Chloroperoxybenzoic acid, mCPBA |
| Cas Number | 937-14-4 |
| Molecular Formula | C7H5ClO3 |
| Molecular Weight | 172.57 g/mol |
| Purity Content | ≤ 77% |
| Inert Solid Content | ≥ 6% |
| Water Content | ≥ 17% |
| Appearance | White to off-white crystalline solid |
| Odor | Slightly pungent |
| Solubility | Soluble in water and organic solvents |
| Melting Point | 90–96°C (decomposes) |
| Storage Conditions | Store in a cool, dry, and well-ventilated area away from heat and ignition sources |
| Hazard Classification | Oxidizer, Irritant |
| Un Number | 3106 |
As an accredited 3-Chloroperoxybenzoic Acid [Content ≤ 77%, Inert Solid Content ≥ 6%, Water Content ≥ 17%] factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 500g white HDPE bottle with red cap, hazard-labeled, sealed in secondary carton, includes desiccant pouch, compliant with chemical transport regulations. |
| Shipping | 3-Chloroperoxybenzoic Acid (content ≤ 77%, inert solid ≥ 6%, water ≥ 17%) must be shipped as a hazardous material. Use airtight, corrosion-resistant containers with clear hazard labeling. Transport under cool, dry conditions, away from organic materials, heat, and ignition sources, following all local and international regulations for oxidizing agents. |
| Storage | Store 3-Chloroperoxybenzoic Acid (≤77%, inert solid ≥6%, water ≥17%) in a cool, dry, well-ventilated area away from direct sunlight and incompatible materials such as reducing agents, flammable substances, and organic materials. Keep in tightly closed, corrosion-resistant containers. Avoid heat and moisture. Clearly label containers, and ensure access is restricted to trained personnel wearing appropriate protective equipment. |
Applications of 3-Chloroperoxybenzoic Acid [Content ≤ 77%, Inert Solid Content ≥ 6%, Water Content ≥ 17%] in Industrial ManufacturingAs the original manufacturer of advanced-grade 3-Chloroperoxybenzoic Acid, we supply this oxidant for critical transformations in specialized chemical workflows. Our material enables controlled and reproducible oxidation steps in tightly regulated sectors, meeting challenging purity and performance requirements. Below, we present key downstream industrial application scenarios, reflecting verified market practice aligned with current and emerging compliance frameworks. 1. Pharmaceutical API EpoxidationPharmaceutical synthesis applies this material extensively for epoxidation of sensitive intermediates, especially in the preparation of chiral APIs and metabolites that require high selectivity and minimal by-products. The high activity and manageable water content support batch processes with precise stoichiometry, reducing the need for additional purification steps before downstream chiral resolution or derivatization. Industry compliance standards
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2. Agrochemical Synthesis for Herbicide and Fungicide IntermediatesManufacturers of agrochemical actives select this peroxy compound for oxygen-transfer steps when generating epoxides or N-oxides required in triazole, pyridine, or imidazole herbicide and fungicide scaffolds. Its limited organochlorine byproducts and controlled inert content protect sensitive heterocycles, supporting high-yield processes and reliable scale-up in modern multi-purpose plants. Industry compliance standards
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3. Fragrance and Aroma Intermediate ManufacturingFine fragrance producers rely on this raw material to introduce oxygen functionalities into aromatic and alicyclic skeletons, often as a route to synthetic musks, aldehyde fragrances, or oxygen-rich terpenoids. Its stable composition minimizes unwanted over-oxidation while its water content assists in phase separation, offering practical advantages in continuous-feed and batch reactors. Industry compliance standards
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4. Specialty Polymer Monomer FunctionalizationIn polymer intermediate production, this oxidant is introduced for epoxidation and modification of unsaturated monomers, especially for thermoset resins or specialty acrylics. The batchwise control over its addition helps limit side reactions and delivers high monomer purity suitable for downstream polymerization, supporting the reliable creation of advanced coatings, adhesives, and composite matrix resins. Industry compliance standards
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5. Fine Chemical Synthesis for Laboratory and Analytical ReagentsProducers of fine chemicals and analytical reference standards utilize this oxidant for the preparation of high-purity epoxides and N-oxides, particularly in the manufacture of complex small molecules used in chemical analysis, calibration, and research. Its integrated inert and water content support phase control and ensure process predictability, valuable for labs with ISO accreditation. Industry compliance standards
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6. Dye and Pigment Intermediate OxidationIn dye and pigment precursor production, this material drives targeted oxidation for indole, indigoid, and anthraquinone-based colorant intermediates. Manufacturers value precise dosing capacity and reproducibility across kilogram-to-ton scale, supporting batch uniformity and consistent spectral properties crucial in downstream formulation of colorants for textiles, inks, and specialty plastics. Industry compliance standards
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Competitive 3-Chloroperoxybenzoic Acid [Content ≤ 77%, Inert Solid Content ≥ 6%, Water Content ≥ 17%] prices that fit your budget—flexible terms and customized quotes for every order.
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3-Chloroperoxybenzoic acid, recognized by many as mCPBA, holds a distinguished spot in specialty chemicals. Over years in chemical manufacturing, this compound has moved from laboratory curiosity to an indispensable tool in oxidative chemistry. Our latest grade features an active content of 77% or less, inert solid content at least 6%, and water content no lower than 17%. Every aspect of its handling and formulation comes from lessons learned across thousands of production batches, continuous feedback from partner industries, and countless hours with research chemists.
Controlling the balance between active acid, inert materials, and water sets this product apart from dry grades or materials skewed toward high reactivity. Our model puts water content at a deliberate minimum of 17%. That makes a difference. Wet-stabilized acid offsets the risks many have experienced with dry mCPBA—less concern about unexpected decomposition, far fewer problems during transport and storage, and a safer working experience for operators. Dry forms tempt those seeking higher concentrations, but the trade-offs become clear in industrial practice: greater chance for rapid, uncontrolled exotherms and more stringent storage protocols.
Pure mCPBA in its dry state may look appealing in the pages of a synthesis manual. Yet, straight from our plant floor, the reality tells another story. Some batches run better when water moderates the reactivity, especially in processes where precise oxidation is necessary instead of blunt, rapid over-oxidation. Our formulation gives a uniform, controlled rate of reaction that fits with our customers’ needs in both fine chemical and pharmaceutical manufacturing. From oxidizing sulfides to sulfoxides, epoxidizing olefins, or prepping complex intermediates, controlling the acid strength makes outcomes more predictable, less wasteful, and safer.
Years of handling peroxy acids have shown safety isn’t an afterthought. Accidents start with poor control of moisture, or using grades too concentrated for available containment. This particular specification, with deliberate water and inert solid content, delivers practical safety. Operators tell us a moderate, free-flowing powder is easier to weigh and less prone to static-induced ignition. Distribution partners appreciate the product’s resistance to caking and its stable shelf life, even when conditions fluctuate during transit. These choices are not marketing claims—they’re shaped by incident reports and practical operator feedback.
At the scale of multi-ton batches, small formulation tweaks ripple into days of procedure adjustments at customer sites. A hydrated, stabilized mCPBA grade operates as promised without fuss. In our own facility, mixing tanks and feeding hoppers stay cleaner, maintenance crews face fewer blockages, and environmental teams see lower peak emissions from decomposition. Over years, these small operational wins translate into measurable savings and greater continuity for customers downstream. Less waste, shorter downtime, smoother scale-up—these results shape our choices in designing each lot.
Creating a reliable oxidant isn’t a test-tube game. Customers bring real questions from the line: will the acid flow properly in cold weather? Will it blend with standard solvents without unpredictable settling? After compounding, will residues rinse out, or do they form stubborn deposits? Adjusting water and inert solid content pays off by answering these questions through consistent experience, not hypotheticals. We see how a controlled product specification avoids lost batches from overheating and leaves fewer impurities for downstream purification.
Many on the market supply either very high-purity dry mCPBA or water-lean materials. These can push yields in small, rigorously controlled syntheses, but as the batch size climbs, risks multiply. Our experience has taught us a middle route is most functional. The aim isn’t chasing the highest possible assay, but offering a repeatable, practical oxidant that factories can run daily. Our content profile maximizes operational reliability without demanding new procedures or extra investment in storage infrastructure. This lowers cost in real-life applications, reduces training needs, and fits current workflows.
Long-term partnerships show that a stabilized mCPBA fits a broader range of reactor types and production environments. Smaller specialty producers often lack climate-controlled warehouses or environmental controls used in major pharma. By keeping mCPBA in this moisture range and resisting the drive to push toward anhydrous forms, we follow the feedback loop from end-users: emergencies drop, and consistent lot-to-lot outcomes drive trust. The difference emerges when a line operator, not a lab manager, praises a reliable feed or notes fewer slowdowns during cleaning.
Evaporation, spills, or accidental decomposition cost material and create safety hazards. Our chosen composition not only keeps the product stable through routine handling and shipping, it also aids safe disposal. Peracids naturally decay into simpler, less hazardous materials when diluted, and the added water content encourages this breakdown at end-of-life in case of spills or out-of-spec lots. Reducing active peracid load in bulk reduces overall risk—our environmental colleagues and regulators appreciate these risk mitigation steps.
Factories and labs collecting decades of handling and application data guide product evolution. Data from processing lines inform stabilization needs, and process control teams flag temperature spikes or unexpected reaction rates linked to off-spec mCPBA. Choosing to moderate active acid content with higher water and inert levels emerged from this data—a response to spikes in lost batches attributed to dry, over-concentrated products. With modern analytics, we monitor every production run, checking moisture variation and confirming solid content to keep quality within the sweet spot. This monitoring closes the loop, keeping improvements practical.
A chemical manufacturer relies not only on scientific claims, but also repeatable results in field applications. Customers see the value when each new lot performs within tight tolerances. Consistency matters more than peak performance. High-activity oxidants demonstrate impressive results in hand-tuned, small-quantity tests, but most end users judge by how smoothly their next five hundred or thousand batches go. That reliability pays off in less time spent on troubleshooting and more on productive manufacturing.
Pharmaceutical manufacturing places exacting criteria on starting materials and reagents. Variability leads to failed compliance, wasted intermediates, and even supply interruptions. Our 3-chloroperoxybenzoic acid, stabilized with controlled water and inert levels, enters the process chain as a reagent, not a variable. Specific feedback from API manufacturers has shaped our product details. Chemists note improved batch reproducibility and fewer outliers during impurity testing, lowering overall cycle time and improving release schedules.
Chemical manufacturing is under pressure to minimize emissions, reduce hazardous waste, and use safer reagents. Our stabilized grade aids these efforts by cutting down the frequency of emergency neutralizations, which usually occur due to mismanaged dry oxidants. Because the acid content sits below the maximum, accidental releases show less severity. Where regulatory or CSR teams push for safer alternatives, our grade offers an evidence-backed answer, letting production managers focus on process optimization rather than constant risk checks.
University and research settings have unique needs. Experimentation often runs outside established safety nets, and students may not have years of experience with hazardous chemicals. Our product sees use in these labs specifically for the manageable reactivity profile. Instructors and lab managers report fewer near-misses and cleaner handling experiences, reinforcing the decision to supply a stabilized form. For synthesis where minor water presence is not an obstacle, this grade helps reduce accidents and instills good chemical management habits in trainees.
Positioned as a manufacturer, not a middleman, we have a front-row seat when post-incident reviews follow chemical mishaps. Regulators and insurers alike demand clear documentation of risk-mitigation efforts, not just theoretical safety. Sticking to a formulation with a defined upper limit on active mCPBA proves easier to defend—and to manage in shipments—than uncontrolled high-purity versions. Documented reduction in near-miss events and insurance payouts in our history reinforces this product design direction.
Every kilo of oxidant our customers receive moves through a sequence of physical and chemical checks. Our technicians monitor moisture, assay, and solid content at multiple process points. Years of process tuning ensure every drum or pail leaves the warehouse in spec. Real-world lessons prompted investments in automated blending and inline moisture analyzers, greatly minimizing human error. This visible dedication to control shows up in reliable customer outcomes, fewer returns, and a higher rate of “right first time” production runs for end users.
A question arises for every plant manager and product development chemist: why not chase the highest possible mCPBA content? Our operational experience demonstrates that tiny improvements in peak oxidant content bring outsized new risks—storage instability, rapid decomposition, dangerous dusting, and possible runaway reactions. For established production, avoiding these pitfalls protects both people and assets. Cost per kilo is only part of the total equation when company reputation, personnel safety, and regulatory compliance are at stake. Our production aligns with what our data and industry practice prove as the reliable, sustainable approach.
Solubility and dispersal affect every process using mCPBA. Compounds with extreme dryness produce clumping or incomplete blending in many typical organic solvents. Our stabilized grade, holding a moisture baseline, disperses more readily and dissolves with fewer lumps or hot spots. Technologists appreciate that the oxidant integrates predictably with a range of standard reaction media, from chlorinated solvents to aromatic hydrocarbons and ethers. This means less trial and error at scale, and fewer surprises during scale-up.
Transitioning a reaction from 100 grams in a glass flask to 500 kilograms in a reactor brings out differences invisible at lab scale. Poorly stabilized acids generate runaway reactions or incomplete conversions once volumes and heat buildup increase. We share knowledge from global customer scale-ups, delivering technical recommendations based on pattern recognition, not theory: our product bridges the gap between research and commercial routine, without adding new hazards or requiring extensive requalification.
Manufacturers see direct links between product robustness and true operating costs. Savings are made not when per-gram price drops a fraction of a percent, but when an entire facility can avoid shutdowns, unplanned disposal, or emergency shipments. Our approach focuses resources toward incremental improvements in handling, stability, and traceability, which over time yield major payouts in customer productivity. A choice for our formulation often reflects a full-cost calculation—not just acquisition price, but entire lifecycle handling cost.
After decades of production and more than a million kilograms shipped, our team’s expertise drives each technical decision. Our chemists work closely with customers during plant commissioning, supporting on-the-ground problem solving. Lessons learned from repeat purchases, incident reviews, and operational audits all feed back into refining this stabilized mCPBA grade, streamlining customer onboarding and minimizing need for retraining.
As regulatory requirements tighten and user expectations shift, stabilized 3-chloroperoxybenzoic acid proves to be the mainstay of responsible chemical supply. Factories worldwide now set purchasing requirements focused not on theoretical purity, but on operator safety and predictable workflow. Our role as a direct manufacturer gives us the freedom and responsibility to revisit and revise our offerings transparently, in response to new challenges in handling, transport, security, and compliance.
Stabilized mCPBA, carefully balanced as in our current product, delivers years of positive feedback—industry, academic, and technical end users attest to its reliability and practical fit. The difference boils down to the day-to-day realities: fewer accidents, more robust production runs, straightforward compliance, and lower operational overhead. By shaping content to practical limits and resisting the lure of ultra-dry, ultra-concentrated products, we meet deeper needs: safety, quality, predictability, and support throughout the product life cycle. This is the product built by and for working chemists, on real plant floors, through years of tested trust and continuous improvement.