Anhui Liwei Chemical Co., Limited
Products

Phenol, Chlorodimethyl-


    • Product Name Phenol, Chlorodimethyl-
    • Alias Chlorodimethylphenol
    • Einecs 227-012-4
    • Mininmum Order 1 g
    • Factory Site Lingwu, Yinchuan, Ningxia, China
    • Price Inquiry sales2@liwei-chem.com
    • Manufacturer Anhui Liwei Chemical Co., Limited
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    325727

    Chemicalname Chlorodimethylphenol
    Synonyms 4-Chloro-3,5-dimethylphenol
    Casnumber 88-04-0
    Molecularformula C8H9ClO
    Molecularweight 156.61
    Appearance White to off-white crystalline powder
    Meltingpoint 114-116°C
    Boilingpoint 265-267°C
    Solubilityinwater Slightly soluble
    Density 1.18 g/cm3
    Flashpoint 138°C
    Structure ClC6H2(CH3)2OH
    Refractiveindex 1.578
    Pka 9.4

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

    Packing & Storage
    Packing The package is a 500 mL amber glass bottle with a secure screw cap, labeled "Phenol, Chlorodimethyl-, 500 mL, Hazardous."
    Shipping Shipping for **Phenol, Chlorodimethyl-** requires compliance with hazardous materials regulations. The chemical should be packed in tightly sealed, corrosion-resistant containers, labeled as a toxic and irritant substance. Transport must avoid heat, open flames, and incompatible materials. Ensure proper documentation, including Safety Data Sheets, and use certified carriers for safe, regulated delivery.
    Storage Store **Phenol, Chlorodimethyl-** in a cool, dry, well-ventilated area away from sources of ignition and incompatible substances such as oxidizing agents and strong acids. Keep the container tightly closed and properly labeled. Protect from moisture and direct sunlight. Use appropriate personal protective equipment when handling, and ensure that emergency eyewash and safety showers are accessible nearby.
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    Tel: +8615380400285

    Email: sales2@liwei-chem.com

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    Certification & Compliance
    More Introduction

    Introducing Phenol, Chlorodimethyl-: Precision Chemistry from the Manufacturer

    About Phenol, Chlorodimethyl-

    Every chemical has its own fingerprint—structure, reactivity, and purpose built into every batch. Phenol, Chlorodimethyl-, known chemically for the presence of a phenolic backbone and dimethylchloride substitutions, stands out among specialty intermediates. Years of hands-on synthesis, quality control, and laboratory feedback have shaped the way we approach this molecule. It carries a crisp, identifiable character in both analytical assays and practical outcomes for those who rely on consistent, stable reactivity.

    Specifications and Composition

    Naturally, working with halogenated and methylated phenols demands attention to detail. During crystallization, the presence of two methyl groups and one chlorine atom produces physical properties—melting point, solubility in organic solvents, reactivity with bases—that set it apart from other chlorinated phenols or simple methylphenols. A precise melting range, colorimetric clarity, and spectral purity can indicate whether the manufacturing run has met target parameters. Quality monitoring at each stage—starting from raw feedstock, through reaction, and into packaging—preserves viability and reproducibility for downstream users.

    Typical lots reach above 99% analytical purity by gas chromatography and NMR. Hydrocarbon solvents, carried through process lines, never linger in the product due to rigorous phase separation and repeated recrystallizations. The chlorine atom’s position creates a unique electron distribution, altering its performance in synthetic reactions—subtle, but vivid to those who have run side-by-side reactions with related compounds.

    Usage Across Sectors

    Colleagues in pharmaceutical synthesis often value Phenol, Chlorodimethyl- for selective reactivity and stability under mild conditions. For many years, we have supplied batches where the ortho- or para-substitutions matter deeply to condensation and alkylation steps downstream. The way the chloro and methyl groups activate and direct the phenolic ring makes this compound a bridge to more structurally complex molecules. Customers developing intermediates for antibacterials, herbicides, or performance polymers have long recognized the benefit of a clean, reliable starting material.

    On the industrial side, demand often comes from resin formulators requiring precise substitution patterns for improved crosslinking and environmental resistance. The presence of both electron-withdrawing and electron-donating groups in the ring modifies resin cure rates and overall durability. Years of batch tracking reveal how slight impurities or isomeric variations can alter these properties, so each production run receives full profiling—not only to satisfy specifications but also to assist process engineers applying the material at scale.

    Key Differences from Other Phenolic Compounds

    Chemists familiar with simple phenol or cresol derivatives will notice stronger reactivity in substitution reactions. Analysis of the reaction environment shows how the chlorine's position modulates acidity and electrophilicity—traits that determine success or failure in multi-step syntheses. Over time, we have tested intersecting series of chloromethylphenols, mapping yield and byproduct rates under multiple conditions. Phenol, Chlorodimethyl- consistently delivers higher selectivity in electrophilic aromatic substitutions than its mono-methyl or non-chlorinated relatives.

    Some clients with long experience in dye or pigment precursor work point out how colorfastness and process efficiency improve with this exact molecular structure. The strategic placement of the methyl and chloro groups—in both para and ortho configurations—leads to dyes with enhanced light and thermal stability, as proven by side-by-side trials using similar but less substituted compounds. Years at the bench and in the reactor hall bear witness to fewer unreacted residues and more predictable purification profiles compared to single-substituted phenol options.

    In polymer synthesis, other halogenated phenols may fail under high-temperature or strongly acidic conditions. Phenol, Chlorodimethyl- handles exposure to condensation catalysts and elevated temperatures with less risk of decomposition, approving it for processes with tight yield and color requirements. Analytical review of final product lots confirms the robustness and reduced presence of byproducts or degraded fragments.

    Manufacturing Practices Shaping Quality

    A manufacturer’s perspective centers on process choices that affect the outcome. Feedstock sourcing directly influences end-of-line purity; only chlorination of pharmaceutical-grade phenol forms the backbone of our process. Multiple reactor stages, monitored by both in-process sampling and terminal batch analysis, improve isomer predictability. Staff chemists track each lot with full spectral and chromatographic data archived for recall. The investment in careful distillation, waste minimization, and environmental controls ensures regulatory and sustainability alignment without leaving residues that complicate customer compliance.

    Nothing replaces direct feedback—both from internal labs and customer plants. Reaction yields and impurity profiles receive constant adjustment, ensuring that repeat orders of Phenol, Chlorodimethyl- fit the requirements of labs running everything from exploratory research to validated industrial syntheses. Direct accountability—never relying on third-party repackaging or relabeling—lets us maintain a chain of trust, issuing documentation that matches each drum and pallet.

    Why Consistency Matters

    In our facilities, we see the impact of small batch-to-batch variation on yield and reproducibility. Too many times, researchers or plant engineers have shared stories about process upsets caused by inconsistent sourcing. Each phenol intermediate, especially those bearing halogen and methyl substituents, brings potential for byproduct formation if reaction purity drops even slightly. Our years of process validation and finished product testing aim to remove those doubts. Product uniformity translates directly into confident scale-up, faster process development, and a smaller risk of waste or reprocessing.

    Beyond the laboratory, stable hazard and regulatory profiles are no less important. Many downstream users count on hazard classification, SDS accuracy, and compliance with regional standards. Our compliance teams review each batch transaction to confirm transportation compatibility for classes and routes in Europe, North America, and Asia. Our adherence to known chemical inventory standards prevents customs or regulatory hold-ups—never an afterthought, always a deliberate part of how we ship and label the material.

    Supporting Research and Process Innovation

    Feedback from academia often highlights Phenol, Chlorodimethyl- as a favored choice for synthesis design. Research groups working in medicinal chemistry, polymer science, and agrochemical development reference our compound in publications and patent filings, citing purity and batch transparency. Having a dependable source of well-characterized material clears a frequent bottleneck—nobody wants to run controls on mysterious or variable reagents. We see our role as more than producing a tonnage chemical; we enable new findings and more reliable publication outcomes for those on the research frontlines.

    Process improvement has grown out of these partnerships. Difficulties in scale-up or purification—caught in pilot trials—often reveal quirks in reactivity or separation that can trace back to subtle isomeric distribution in the starting material. Our technical teams work alongside external chemists to troubleshoot, share spectral datasets, and routinely adapt filtration, crystallization, or drying practices to lend the right lot-to-lot trait for each application. We’ve watched how this hands-on collaboration shrinks the learning curve in both small and large manufacturing deployments.

    Environmental and Safety Considerations

    Handling of halogenated organics brings real-world implications beyond reactivity. Chlorodimethyl substitution increases both solvent compatibility and environmental persistence. We devote significant resources to ensuring containment, neutralization, and recovery. Our in-house environmental teams manage waste minimization using solvent distillation and capture, reducing outgoing loads and aligning with emerging regulatory goals. On the shipping front, we use container and drum linings rated for aggressive chemicals, avoiding the cross-contamination or vaporization that can compromise both safety and long-term stability.

    Worker safety inside our plants tracks each step—personal protective equipment, closed reaction loops, full vapor monitoring, and clear labeling all come standard. Stakeholders visiting our facility leave with a clear sense of our routine: review every valve fitting, monitor every reaction exotherm, log each deviation, and prevent exposure before issues arise. Customers can request pathways and shipment details to track workload compatibility with their own in-plant environmental controls. Responsibility never leaves our gates at loading; we track and support outcomes until the final product is integrated into a finished formulation or intermediate.

    Supply Reliability and Logistics

    Fluctuating global supply chain conditions have taught hard lessons about production planning. We base our scheduling on regular review of demand patterns, raw material stocks, and feedback loops with major users. Direct control over chlorination, methylation, and purification gives us the agility to shift batch sizes, respond to urgent requests, or adapt to shifting regulatory requirements without sacrificing lead time or overall consistency. Having direct shipment responsibility, we reduce the likelihood of mix-ups or mislabeling that can plague indirect supply chains.

    Our packing lines handle both bulk shipments and laboratory-scale formats, responding to the needs of manufacturers, R&D departments, and pilot facilities. Each outgoing lot carries full batch traceability, allowing users to match product to process data and regulatory filings. Experience with the logistics of halogenated intermediates positions us to consult proactively on customs, transit, and storage conditions—keys to avoiding costly delays or re-testing.

    Ongoing Improvements and Looking Forward

    We invest continuously in both process chemistry and downstream user support. Regular review of synthetic pathways leads to measurable advances—reducing chlorination step byproducts, lowering solvent consumption, and tuning drying and storage conditions for real-world shelf stability. User reporting guides small refinements; we routinely address even minor feedback to close the gap between raw production and real-world application. Our chemists remain available to discuss specific technical goals or side-by-side testing with new formulations—making sure Phenol, Chlorodimethyl- brings maximum value, no matter the end-use case.

    Engagement with regulatory bodies means adapting formulations and recordkeeping as the legal climate changes. Users benefit by knowing the product has ongoing review, keeping their own compliance processes smooth and aligned. A deep legacy in chemical manufacturing—marked by transparency, batch reporting, and forward-looking technical stewardship—carries over to every lot we ship and every customer challenge we tackle together.

    Conclusion

    Precision, transparency, and direct accountability define the way we produce and support Phenol, Chlorodimethyl-. Colleagues in industries from fine chemical synthesis to polymer engineering depend on clear, consistent performance. Each journey from raw feedstock to finished product reflects lessons learned over decades—collaborating with users, auditing results, and embracing improvements. The outcome isn’t simply a reagent; it’s a reliable key to new products, robust processes, and research breakthroughs. From synthesis to shipping, our practices uphold the values demanded by the most rigorous users and progressive regulations, shaping every batch with care and purpose.