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4'-Bromo-2'-Methylacetanilide

    • Product Name 4'-Bromo-2'-Methylacetanilide
    • Alias p-Bromometacetamol
    • Einecs EINECS 618-724-3
    • 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

    542496

    Product Name 4'-Bromo-2'-Methylacetanilide
    Cas Number 53634-75-6
    Molecular Formula C9H10BrNO
    Molecular Weight 228.09 g/mol
    Appearance White to off-white solid
    Melting Point 110-113°C
    Solubility Slightly soluble in water; soluble in organic solvents such as ethanol and chloroform
    Purity Typically ≥98%
    Storage Conditions Store in a cool, dry place, tightly closed
    Synonyms N-(4-bromo-2-methylphenyl)acetamide
    Density 1.49 g/cm³ (calculated)
    Iupac Name N-(4-bromo-2-methylphenyl)acetamide
    Smiles CC1=CC=C(C=C1NC(=O)C)Br
    Ec Number N/A

    As an accredited 4'-Bromo-2'-Methylacetanilide 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 25 grams of 4'-Bromo-2'-Methylacetanilide, securely sealed and labeled with chemical details and safety instructions.
    Shipping 4'-Bromo-2'-Methylacetanilide is shipped in tightly sealed containers, labeled according to hazard regulations. It is packed with cushioning materials to prevent breakage. The shipment adheres to standard chemical transport guidelines, avoiding extreme temperatures and moisture. Appropriate documentation accompanies the package, and only licensed carriers handle its delivery to ensure safety and compliance.
    Storage **4'-Bromo-2'-Methylacetanilide** should be stored in a tightly sealed container, in a cool, dry, and well-ventilated environment away from sources of ignition, heat, and direct sunlight. It should be kept separate from strong oxidizers and acids. Ensure storage area is clearly labeled, and access is limited to trained personnel. Avoid moisture and incompatible materials for safe storage.
    Application of 4'-Bromo-2'-Methylacetanilide

    Applications of 4'-Bromo-2'-Methylacetanilide in Industrial Manufacturing

    4'-Bromo-2'-Methylacetanilide serves as a specialized intermediate used by key players in the pharmaceutical, agrochemical, and dye industries. Below, we outline its principal applications, process integration, formulation guidance, and compliance requirements drawn from direct manufacturer experience supplying global industrial producers.

    1. Intermediate for Antipyretic and Analgesic Pharmaceutical APIs

    This compound acts as a crucial building block in the synthesis of advanced intermediates for paracetamol derivatives and other related antipyretic and analgesic agents. Leading API manufacturers integrate it during the formation of substituted acetanilide frameworks, targeting high purity and trace contaminant control to meet regulated pharmaceutical standards for bulk active substances.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • European Pharmacopoeia (Ph. Eur.) compliance for starting materials
    • US FDA 21 CFR Part 211
    • EDQM–CEPs for process route registration

    Typical usage ratio

    • Batch formulations use 0.9-1.2 mol equivalents per final API molar target, adjustable according to yield and reaction specifics in catalytic substitution or condensation steps.

    Downstream process integration

    • Charged in as a nucleophilic reactant during stagewise condensation or aminolysis following in situ activation.
    • Applied post-purification to minimize impurity carryover into the final API profile.

    Final product types

    • N-(4-Bromo-2-Methylphenyl)acetamide-based antipyretic tablets/capsules
    • Bulk intermediate powders for further synthesis
    • Liquid oral suspensions (after downstream derivatization)

    2. Precursor in High-Performance Crop Protection Agents

    Downstream agrochemical manufacturers utilize this material as a halogenated aromatic intermediate when developing selective pre-emergent herbicides and fungicide actives. It supports key aromatic substitution reactions where functional group arrangement directly influences field stability and bioactivity, requiring exacting batch traceability and impurity specifications to satisfy regulatory crop protection norms.

    Industry compliance standards

    • FAO/WHO Technical Guidelines for Pesticide Specification
    • ISO 9001:2015 Quality Management Systems in agrochemical production
    • REACH Registration – European Union chemical safety
    • BPR (Biocidal Products Regulation, EU)

    Typical usage ratio

    • Implemented at 1.0-1.4 molar equivalents per targeted herbicide ring system, fine-tuned to reaction yield and formulation purity grades.

    Downstream process integration

    • Introduced as a halogen source in early-stage aromatic substitutions for heterocyclic or anilide crop protectant molecules.
    • Maintained under controlled temperature and inert atmospheres to lessen side-reactions.

    Final product types

    • Water-dispersible granules and suspension concentrates (SC/WDG) for field application
    • Active ingredient technical concentrate powders
    • Emulsifiable concentrate formulations (EC)

    3. Key Ingredient for Reactive Dyes and Specialty Pigments

    Manufacturers in textile dye and pigment synthesis employ this compound as a bromo-substituted aromatic amide, contributing color depth and molecular stability to azo and anthraquinone dye frameworks. Stringent controls on halide purity and trace byproducts ensure consistent dye hue matching and processability in continuous dyehouse operations.

    Industry compliance standards

    • OEKO-TEX® Eco Passport Certification (for input chemicals)
    • ZDHC (Zero Discharge of Hazardous Chemicals) Manufacturing Restricted Substances List
    • EN 71-3 (Safety of Toys – migration of certain elements) for textiles
    • REACH Annex XVII for dye/pigment usages

    Typical usage ratio

    • Reactive dye recipes: 3–7% of total aromatic base compound blend, with adjustments for color shade depth and dye class (mono/bi/trichromatics).

    Downstream process integration

    • Charged in during coupling or diazotization steps, prior to sulfonation/alkoxylation that determines solubility profiles.
    • Used with continuous batch reactors or semi-batch additions, ensuring minimal over-bromination.

    Final product types

    • Monochromatic and polyreactive dyes for cotton/synthetic fibers
    • Disperse dye pastes for polyester blends
    • Special effect pigments for technical textiles

    4. Intermediate in Fine Chemical Synthesis for Photo-Active Compounds

    Chemical processing plants use this material as a bromo-functionalized core for assembling photoinitiators and specialty UV-absorbers, focusing on material purity and actinic stability critical for advanced coatings and electronics applications. This scenario demands high reproducibility and process documentation from suppliers to support detailed downstream certification.

    Industry compliance standards

    • ISO 14001:2015 for Environmental Management (chemical synthesis)
    • IEC 62471 for UV protective compounds in electronics
    • RoHS Directive (2011/65/EU) on hazardous substances in electronics
    • UL 94 Flammability Standards (where relevant for polymer coatings)

    Typical usage ratio

    • Photoinitiator routes: Incorporated at 0.5–1.0 mol ratio, measured to desired photo-reactive aromatic yield; varies with reaction scale and post-processing steps.

    Downstream process integration

    • Dosed into multi-step syntheses before final esterification or etherification that improves UV absorption properties.
    • Subject to in-process HPLC analysis for brominated byproduct minimization.

    Final product types

    • UV-curable ink and coating photoinitiators
    • Specialty UV-blocking films for electronics and optical devices
    • Intermediate monomers for advanced performance polymers
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    Certification & Compliance
    More Introduction

    4'-Bromo-2'-Methylacetanilide: Purpose-Built Quality from the Source

    Understanding the Roots of Quality in Every Batch

    The way a facility approaches the manufacturing process of advanced acetanilide derivatives lays the foundation for how these products serve real-world needs. Our 4'-Bromo-2'-Methylacetanilide never enters the market through the hands of unknown traders or bulk resellers. The molecule leaves our own reactors, which means every detail—starting from raw bromine selection to the handling of methyl substituents—can reflect the care and consistency industrial chemists demand.

    Our facility has spent years refining conditions to optimize yield and purity for this specific compound. Small differences in reaction temperature, agitation speed, or reagent sequence leave a mark on the outcome. Years of trial and error, coupled with modern analytical feedback, expose that the process for 4'-Bromo-2'-Methylacetanilide comes with its own quirks compared to other acetanilide variants. For instance, the ortho-methyl group impacts both solubility and the melting range. Skipping over minor variables would tank overall performance in the installations that rely on consistent output, especially in fine chemical synthesis or pharmaceutical intermediates work.

    Key Characteristics

    The product appears as an off-white crystalline powder. Consistency in crystal form and particle size means downstream users can approach each lot with a certain predictability. This stability has built trust over long-term supply contracts, as practical users notice fewer adjustments on dissolving rates and mixing profiles.

    On a technical level, our team regularly tests each batch for bromo and methyl configuration via NMR and chromatographic tools. Analytical documentation anchors every shipment, not from a reseller’s guarantee—but from in-house verifications against global quality benchmarks. Melting point remains in a narrow range as a result of tight process controls. Impurity profiles hold below strict thresholds, reducing the risk of unexpected byproducts in finished formulations.

    Applications Shaped by User Experience

    Real manufacturing plants need more than just purity statistics. Recent collaborations with agrochemical R&D lines reflect demand for 4'-Bromo-2'-Methylacetanilide as a key starting point in the synthesis of advanced herbicidal and insecticidal compounds. Pharma partners cite its useful role as an intermediate for API modifications, where small deviations in the starting acetanilide can ripple through to affect overall activity and safety margins in life-saving compounds.

    The methyl and bromo substitutions stand apart from basic acetanilide profiles. For example, in diazotization or bromination cascades, the steric and electronic effects of the methyl group at the ortho position shift reactivity, allowing access to unique downstream molecules. This isn’t a one-size-fits-all substitute for simple bromoacetanilides or para-methyl analogs. Researchers can exploit this chemical specificity to introduce further functional groups in positions not easily reached by standard routes.

    Differences that Matter for Process Engineers and Researchers

    Process engineers who have compared bromoacetanilide isomers recognize quickly that not all structures behave in the same way under scale-up or large reactor conditions. The methyl group in our product nudges the melting point slightly lower than analogs that lack ortho substitution. This trait unlocks easier control for those conducting large-batch melting, which reduces the occurrence of incomplete fusion and clogging.

    Solubility in organic solvents also shifts depending on the precise location of functional groups. Our internal R&D studies have shown that inks, polymers, and textile auxiliaries based on 4'-Bromo-2'-Methylacetanilide disperse more evenly in both aromatic and select polar solvent systems. Customers who previously experienced dropout with simpler bromoacetanilides report longer shelf-lives and better color retention after switching.

    In laboratory synthesis scaling to pilot plant environments, feedback confirms that this molecular structure tolerates higher throughput conditions. Cooling and recrystallization cycles run smoother, and waste minimization strategies fall into place due to a tighter impurity profile. There’s less batch-to-batch variation to disrupt planning and fewer quality holds that would otherwise jam up a whole plant’s production chain.

    Supporting Evidence from Real-World Operations

    Several process companies have documented improvements after replacing less targeted acetanilide derivatives in their workflow. In one report, a dye manufacturer logged a reduction in filtration time and greater reproducibility in tint strength when shifting to our 4'-Bromo-2'-Methylacetanilide instead of non-methylated bromo acetanilides. Operators traced the benefit back to the subtle solubility tweaks imparted by the methyl group in the ortho position, referencing detailed batch records and analytical workups.

    Pharmaceutical scale-up teams interested in reducing downstream purification costs explain that a more predictable impurity profile cuts their use of solvents and time spent on column chromatography. This translates to real operational savings and carries safety implications. In the chemical industry, staff feel the difference on the ground—the margins may be measured in percentages, but in high-throughput settings, that efficiency means fewer stoppages and safer work environments.

    Specific Practices that Sustain Product Quality

    Working with bromo derivatives demands robust housekeeping and cross-contamination prevention. Our plant isolates this line from other halogenated intermediates with separate filtration and drying equipment. We maintain real-time environmental controls and feedstock traceability, since even slight contamination can throw both product quality and plant safety into question.

    Maintaining consistent particle size does not happen by chance. The team invests in monitored crystallization and sieving, rejecting lots that fall out of range. This practice may seem tedious, but downstream manufacturers notice the difference—fewer agglomeration issues in mixing tanks and smoother metering into reactors reduce maintenance and equipment wear.

    Problems Posed by Outsourcing and Fragmented Supply

    We’ve seen the risks firsthand when customers rely on third-party warehouses, generic resellers, or region-hopping “no name” sources. Quality slips: shipments show up off-spec, documentation trails lose clarity, and users end up spending time confirming what they really received. When users link critical product batches back to a source without direct manufacturer controls, full traceability vanishes. Reliable product continuity begins with long-term commitment at the level of both materials and people—many of our site leads have decades of hands-on expertise working with bromo derivatives, and they can sense a quality drift before numbers show up in the paperwork.

    Limitations and Solutions

    Working directly with bromo compounds brings challenges. Handling brominating agents, managing bromide waste, and maintaining clean lines between products creates pressure for both environmental and workplace safety. Our site has implemented multiple-stage vent scrubbing, containment for any spills, and automated monitoring of airborne halogens. This tight control helps keep emissions far below regulatory limits—protecting both employees and the communities near our sites.

    Disposal of residual brominated materials can’t simply be pushed off-site. We run in-house neutralization and recovery systems, recapturing as much valuable material as possible while minimizing hazardous output. This approach costs more up front but shields our customers from compliance headaches and negative audits when trace contaminants find their way into final applications or waste streams.

    Evolving Needs Called for Ongoing Improvement

    Years ago, the only buyers for compounds like 4'-Bromo-2'-Methylacetanilide came from narrow chemical syntheses. These days, technical directors from multiple industries request this specific structure for advanced polymer additives, textile dye precursors, and agricultural active ingredient development. The increasing range of field uses means our production, packaging, and analytical methods adapt to support safety and documentation requirements across borders. Rigorous batch records, chain-of-custody protocols, and customizable lot sizes cater to those who need both laboratory trial and thousand-liter supply continuity.

    We track regulatory shifts country by country and respond quickly to specification changes. Last year, a key international pharma partner tightened allowable residual solvent limits. Our team spent weeks fine-tuning extraction and drying cycles, reaching the new standard before competitors caught up. This flexibility, grounded in what actually works on a live production floor, gives us the confidence to stand behind every shipment.

    Product Differentiation as an Extension of Experience

    Not every acetanilide fits the same mold. 4'-Bromo-2'-Methylacetanilide distinguishes itself in how it performs at every step—sourcing quality, plant-level handling, and field application. Labs with demanding process validations stand to gain from tighter melting point spreads and improved solubility in reaction media. We hear from textile dyers and agrochemical technologists who depend on batch reliability so they can focus on innovation, not troubleshooting unexpected material quirks.

    The highly specific substitution pattern, with methyl at the ortho and bromo at the para, encourages targeted syntheses. While other acetanilides bring their strengths to the table, this particular configuration opens new synthetic options and downstream integrations. Our real-world feedback confirms that users don’t have to adapt their process around unexpected product variability—a frustration familiar to anyone dealing with spot-buy material from resellers.

    Supporting Responsible Chemistry with Direct Engagement

    The future for specialty bromoacetanilide derivatives rides on a commitment to safety, environmental stewardship, and transparent supply. Our operation keeps the whole process—from bromine tanker to bagged product—under coordinated review. Chemical plants learn the hard way that shortcuts in documentation or lax controls only save money briefly and generate costs in lost reputation and wasted time.

    End users benefit from transparency that reaches beyond data sheets or legal minimum compliance. We open our records to partners, share evidence from pilot campaigns, and work on-site with client engineers when process optimization calls for tailored parameters. These relationships anchor the flow of trustworthy materials year after year.

    Lessons from Change and Scale

    Growth in demand for 4'-Bromo-2'-Methylacetanilide doesn’t mean manufacturing gets easier. Scaling from lab bench to multi-ton reactors tests every part of a chemical’s lifecycle, not only purity stats on a certificate. Our facility’s background with halogenated intermediates means we’ve lived through the headaches—reactor fouling, batch drift, even regulatory curveballs that demand fast pivoting. Commitment to skill development and practical upgrades shapes both what we make and how partners trust our supply in volatile markets.

    As chemists, we don’t just ship bags of a chemical. We invest daily in the knowledge, process control, and support that protects the interests of our customers and the communities around us. Our focus stays on delivering 4'-Bromo-2'-Methylacetanilide at the highest standard because that’s what real users, from bench scientists to production line supervisors, truly need.

    Looking Ahead: Anticipating New Demands

    The landscape keeps shifting. Regulatory changes, sustainability targets, and user demands for verifiable quality shape how 4'-Bromo-2'-Methylacetanilide will evolve. Partnerships with research institutions help us push improvements in green production methods and waste recycling. As practical needs change, whether for narrower particle distributions, faster dissolution, or advanced documentation, our production investments pivot toward meeting real-world feedback directly from the field.

    True progress stems from a manufacturer who knows both the molecule and the markets it serves. Through active listening, steady process control, and investment in responsible business practices, we shape a product that delivers on its promise—from pilot batch to continuous operation, in the hands of both young researchers and experienced plant managers.