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2-Chloro-6-Methyl-3-Nitrophenol

    • Product Name 2-Chloro-6-Methyl-3-Nitrophenol
    • Alias 2-Chloro-6-methyl-3-nitro-phenol
    • Einecs 221-100-4
    • 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

    785470

    Iupac Name 2-chloro-6-methyl-3-nitrophenol
    Molecular Formula C7H6ClNO3
    Molar Mass 187.58 g/mol
    Cas Number 4091-39-8
    Appearance Yellow crystalline solid
    Melting Point 91-95 °C
    Solubility In Water Slightly soluble
    Density 1.49 g/cm³ (estimated)
    Smiles CC1=C(C(=C(C=C1Cl)O)[N+](=O)[O-])
    Pubchem Cid 42793

    As an accredited 2-Chloro-6-Methyl-3-Nitrophenol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 500g amber glass bottle, tightly sealed with a screw cap, labeled "2-Chloro-6-Methyl-3-Nitrophenol," hazard symbols, and safety information.
    Shipping 2-Chloro-6-Methyl-3-Nitrophenol should be shipped in tightly sealed containers, clearly labeled, and protected from light, moisture, and incompatible substances. Transport should comply with relevant hazardous materials regulations, including proper documentation. Handle with care to avoid spillage or exposure, and ensure temperature control if required by the manufacturer’s safety data sheet.
    Storage 2-Chloro-6-Methyl-3-Nitrophenol should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of ignition. Keep the container tightly closed and properly labeled. Store separately from incompatible substances such as strong oxidizers and reducing agents. Use corrosion-resistant shelving and avoid contact with moisture to maintain chemical stability and prevent potential hazards.
    Application of 2-Chloro-6-Methyl-3-Nitrophenol

    Applications of 2-Chloro-6-Methyl-3-Nitrophenol in Industrial Manufacturing

    As a dedicated manufacturer of 2-Chloro-6-Methyl-3-Nitrophenol, we support specialized processing needs across several precisely defined industries. Our material plays a key role in targeted synthesis and end-use product performance for regulated downstream sectors.

    1. Agrochemical Intermediates for Crop Protection Synthesis

    Major agrochemical manufacturers utilize this compound as a crucial intermediate in the multi-step synthesis of selective herbicides and fungicides. Its phenolic structure provides specific reactivity in chlorination or alkylation steps required in the formulation of new active ingredients. Producers adjust its concentration based on target compound yield and purity, taking into account solubility and stability during extended batch operations. Strict documentation covers raw material tracking, batch sample testing, and shipment records, meeting both customer and regulatory inspection requirements throughout the supply chain.

    Industry compliance standards

    • REACH Regulation (EC) No 1907/2006
    • EU Regulation (EC) No 1107/2009 (plant protection products)
    • ISO 9001:2015 quality management requirements
    • China GB/T 19001 quality standards

    Typical usage ratio

    • 15–30% of total intermediate synthesis mass per reaction, adjusted based on target molecule yield and downstream impurity controls

    Downstream process integration

    • Feeding into primary condensation or nitration phase within isolated reaction vessels
    • Subjected to purification steps prior to further coupling or formulation into technical concentrates

    Final product types

    • Technical-grade herbicide actives
    • Fungicide active ingredient precursors
    • Pesticide formulation intermediates
    • Agrochemical bulk actives for formulation houses

    2. Pharmaceutical Raw Material in Antibacterial Drug Synthesis

    Drug substance manufacturers require this compound for specific coupling and reduction reactions in the synthesis of antibacterial active pharmaceutical ingredients (APIs), especially for nitrophenol-based chemistries. Production must adhere to trace impurity thresholds and full traceability, following validated batch manufacturing procedures. Raw material control and process analytical methods ensure consistent API purity for further formulation or direct tableting. Customer audits and regulatory authorities regularly review analytical data compiled through multi-point QC during conversion.

    Industry compliance standards

    • Good Manufacturing Practice (GMP) for APIs (ICH Q7 / EU GMP Part II)
    • United States Pharmacopeia (USP) standards
    • European Pharmacopoeia (Ph. Eur.) monograph-related quality controls
    • China Pharmacopeia (ChP)

    Typical usage ratio

    • 10–18% of the total input chemical mass for nitrophenol-based antibacterial API synthesis, calculated by desired molecular conversion efficiency

    Downstream process integration

    • Introduced in controlled hydrogenation or coupling stage prior to further derivatization
    • Processed under strictly monitored temperature and pH ranges in stainless reactors

    Final product types

    • Nitrophenol-derived API bulk powder
    • Antibacterial drug intermediates for oral and topical formulations
    • Direct input for contract manufacturing of finished dosage forms
    • Bulk lots for global pharmaceutical distribution

    3. Dyes and Pigments Manufacturing for Textile Industries

    Specialty dye producers use 2-Chloro-6-Methyl-3-Nitrophenol as a diazo component or as a key phenolic precursor in the synthesis of yellow, brown, and earth-tone pigment dispersions. Its role focuses on adjusting shade fastness and molecular absorbance characteristics, particularly for high-value fiber applications. The material’s batch purity impacts color strength reproducibility and reduction of trace impurities that could affect textile processing or end-user safety. Processing lines manage storage stability and mixing parameters, especially when blending with other aromatic intermediates to tailor color properties to customer batch requirements.

    Industry compliance standards

    • Oeko-Tex Standard 100 (product class I and II)
    • ZDHC Manufacturing Restricted Substances List (MRSL)
    • EU Regulation (EC) No 1907/2006 (REACH) for dyes and pigments
    • ISO 105/X12 color fastness test methods

    Typical usage ratio

    • 5–12% of total dye intermediate mass, optimized for specific chromophore formation and batch solubility

    Downstream process integration

    • Reaction step for azo-coupling or phenolic etherification processes
    • Mixed in closed reactors followed by product isolation, crystallization, and drying

    Final product types

    • Reactive textile dyes
    • Pigment dispersions for synthetic fibers
    • Color concentrates for garment dyeing
    • Industrial-scale masterbatch pigment stocks

    4. Polymer Additive Formulation for UV Stabilizer Production

    Plastic additive formulators incorporate this compound as a functionalized phenolic building block during the synthesis of UV stabilizers, particularly in hindered phenol and phosphite antioxidant systems. The material’s structure supports development of stabilizers with improved weathering and color preservation for polyolefins, styrenics, or engineering polymer grades. Feed ratios depend on targeted protection levels against UV-induced polymer degradation. Monitoring system purity and impurity removal during additive manufacture is critical to maintain regulatory compliance and customer acceptance, with precise documentation at each transfer and blending stage.

    Industry compliance standards

    • FDA 21 CFR 177.1520 (food contact polymers, indirect additives)
    • EU Regulation (EU) No 10/2011 for plastic food contact materials
    • ISO 9001:2015 quality management systems for polymer production
    • Standard EN 71-3 (toy safety: migration of certain elements)

    Typical usage ratio

    • 2–7% by mass in UV stabilizer masterbatches, adjusted in line with polymer type, end-use durability, and customer specifications

    Downstream process integration

    • Mixed during initial stabilizer synthesis and compounded into masterbatches
    • Subjected to melt blending and dispersion onto polymer substrates or pellets

    Final product types

    • UV-resistant polyolefin films
    • Plastic automotive components
    • Color retention additives for exterior construction materials
    • Technical-grade polymer stabilizer preparations

    5. Specialty Chemical Synthesis for Laboratory Reagent Production

    Analytical-grade chemical producers select this raw material for use in the controlled manufacture of specialized laboratory reagents, such as reference standards and indicator solutions. Its high purity and traceability documentation ensure the reliability of downstream reagent solutions, particularly where colorimetric or microbial analyses require batch consistency. Process controls inform operators of critical material entry points, ensuring homogenous blending and documented QC release. Specification management follows label accuracy, essential for trace analysis, research, and calibration procedures.

    Industry compliance standards

    • ISO 17025 (testing and calibration laboratories)
    • Analytical reagent specification criteria (ACS Reagent Chemicals, JIS K8001)
    • Internal laboratory reagent QC standards
    • RoHS Directive 2011/65/EU, where applicable

    Typical usage ratio

    • 0.5–3% in analytical reagent production, depending on required indicator concentration and analytical application

    Downstream process integration

    • Dissolution and homogenization phase in glass or inert vessels
    • Final filtration and QC release prior to labeling and packing

    Final product types

    • Certified reference standards for titration and synthesis control
    • Colorimetric indicator mixes for water/soil/environmental labs
    • Specialty stocks for university and contract research labs
    • Custom-formulated analytical grade reagents
    Free Quote

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    Certification & Compliance
    More Introduction

    Introducing 2-Chloro-6-Methyl-3-Nitrophenol: Practical Value from Direct Production

    What Sets Direct Synthesis Apart

    Working in the chemical manufacturing plant, we've learned that moving molecules from idea to finished product goes beyond catalog listings. A straightforward structure like 2-Chloro-6-Methyl-3-Nitrophenol looks simple on paper, but scaling it in large batches presents technical hurdles. Every step demands skill—right from securing consistent raw precursors to isolating the final crystalline powder with precision. Many references list the CAS number and purity, but these details rarely reflect the behind-the-scenes value that a hands-on producer brings.

    Our version of 2-Chloro-6-Methyl-3-Nitrophenol typically ships as a pale yellow to yellowish crystalline substance. By managing all synthetic steps in-house, we catch stability issues early and optimize the particle size to suit lab and industrial users. We see research chemists reach for this molecule for the unique electron-withdrawing combination of nitro and chloro groups on the phenol ring, which changes how the molecule behaves in advanced intermediates. Pesticide formulating plants also rely on this material, as the methyl and nitro groups direct selective reactions during coupling and further derivatization.

    Our Unique Path to Reliability

    Speaking as someone who’s mixed, reacted, filtered, and packed countless batches, I can say that no two production runs look exactly the same unless you truly control your feedstocks and reaction profiles. The quality of 2-Chloro-6-Methyl-3-Nitrophenol sits on careful handling of chlorinating agents and temperature controls during nitration. Faster or slower addition changes not just yield, but impurity profile—which matters when your customer’s HPLC shows stray peaks or color. By keeping purification lines flexible, we tune crystallization and washing to remove colored byproducts, which makes downstream processes smoother in our customers' hands.

    Specification-wise, we track purity using validated HPLC, and aim for a minimum of 98%. This isn’t an arbitrary number—it comes from forensic-level attention to the kinds of trace contaminants that disrupt pharmaceutical and pesticide synthesis. Moisture content and melting point get checked in tandem, since residual water or a broadened melt range hint at unseen problems from the earliest extraction steps. I remember one project for a major agrochemical client that pushed us to lower our residual solvent content further; iterative trial runs in the plant moved our specs below the client’s threshold, which let their granulation unit run 20% faster with fewer shutdowns.

    Applications You Can Count On

    Customers pick 2-Chloro-6-Methyl-3-Nitrophenol for the way it acts as both a building block and a functional additive. In pharmaceutical pilot plants, it becomes a key intermediate in the synthesis of antiseptic drugs, particularly where aromatic substitution favors the positioning of the nitro and methyl groups. Some epoxide manufacturers use it as a precursor for ring-closure reactions, thanks to the nucleophilicity of the phenolic oxygen. In the fine chemical sector, it sometimes goes into the coupling of advanced pigments and dyes.

    Formulators in the crop protection field have cited the performance advantage of our consistent melting point. A slight deviation leads to agglomeration or dusting issues that don’t show up until large-scale blending. Having handled customer feedback directly, we realized that even shifts of half a percent in impurity can trigger downstream rejections in formulated end-use products. We constantly review our supply-side traceability; by mapping out every input and equipment cleanout, we keep confusing cross-contamination incidents nearly nonexistent, which matters for regulatory compliance.

    Comparing to Other Phenolic Intermediates

    Working in organic synthesis gives perspective on how 2-Chloro-6-Methyl-3-Nitrophenol stands out from other nitrophenol derivatives. Take simple 4-nitrophenol—useful, but it lacks the modulation provided by the methyl and chloro substituents. Those two groups increase electron density at targeted positions on the ring, steering reactivity when users want selective halogenation or further nitration. Our application chemists have described how product engineers across several plants noticed improved yields on downstream heterocycle builds when switching from older, cleaner phenol intermediates to this more tailored molecule.

    Competition from global suppliers typically drives the race for lower pricing, but we decided not to cut quality corners. We grew tired of returning customers burned by off-color imports or variability between drums. As plant supervisors, we saw the direct impact when operators complained about off-spec batches—downtime, waste disposal, cleaning, and lost output. With every campaign, we strive to keep purity and lot-to-lot reproducibility our focus, knowing how much relay risk is hidden in inconsistent source materials.

    Looking Deeper Than Just Numbers

    Documentation always lists melting point, color, and assay, but as a producer, we judge by real-world milestones: Does the drum of 2-Chloro-6-Methyl-3-Nitrophenol pour as free-flowing crystals instead of cake? Does the product carry residual odor, indicating microcontamination from side reactions? Internal records show that by adjusting the rate of nitro group introduction and extending the filtration cycles, we dropped the average impurity burden by nearly 70% over two years. Our operators didn’t wait for analytical feedback—they observed the product’s handling properties change batch by batch.

    Production scale brings out issues theory books don’t cover. Airborne dust and chlorine gas exposure push us to invest in sealed reactors and negative pressure enclosures for worker safety. During one state inspection, we traced a faint chlorinated solvent odor to a valve packing issue—a detail missed by less involved contract processors. Fixing small-site issues improves both yield and the well-being of our staff, reducing absenteeism and prompting higher engagement on the line. Customers often never see this, but clean processes produce clean products.

    Responsible Manufacturing Practices

    Sustainability isn’t just a buzzword in our plant. Nitration and chlorination routes, if left unmonitored, can generate hazardous effluents. We recycle mother liquors where feasible and neutralize waste streams with real-time monitoring to minimize their impact. Heat exchange optimization in the main reactors dropped energy use, while in-line pH sensors allow early adjustments before any batch goes off-spec. These process tweaks might not headline sales sheets, but they mean our 2-Chloro-6-Methyl-3-Nitrophenol reaches clients without the ethical headaches tied to environmental lapses.

    Global regulations put pressure on all players in the supply chain, especially those selling into Europe and North America. Instead of waiting for audits, we built in checks that track raw material origin and paper trail down to supplier lot. Our customers who need to meet REACH or similar regulatory frameworks don’t chase missing certificates. They get the traceability and batch-specific documentation we use ourselves. This transparent approach has opened up new application testing collaborations—some with multinational clients who can’t tolerate ambiguity in active chemical composition, especially for products destined for pharma or regulated agriculture.

    Challenges in Scaling and Continuous Improvement

    The plant environment teaches patience and innovation. During scale-up trials, local temperature spikes in the reaction vessel once caused yellowing and brown byproduct streaks in early runs. By watching real-time reaction heat profiles and tweaking agitation, we balanced faster throughput with lower impurity carryover. Our maintenance crews reworked filtration train gaskets after discovering trace sodium intrusion, which avoided a string of costly product failures identified by one vigilant formulation chemist at a customer site.

    Introducing new process control software reined in variability, but only after intensive operator retraining. Veteran staff adapted from paper logs to digital in situ analytics, cutting data transcription errors. Now, we spot batch deviations as soon as online readings cross our statistical thresholds. Continuous improvement translates directly into less rework and fewer plant slowdowns, which shows in our reliability numbers and customer satisfaction reports.

    Serving Evolving Market Needs

    As final users drive for more specialized end products—formulated fungicides, engineered pigments, or advanced drug intermediates—the demands on base chemicals like ours keep growing. Several niche customers requested a coarser cut of the same molecule for a new solid-state synthesis, which sent us to the drawing board to develop new sieving and packaging systems. In another case, stricter solvent residue limits sent us on a months-long journey optimizing dryer conditions and adjusting the rinse sequence to achieve single-digit ppm targets.

    R&D doesn’t end once commercial production stabilizes. We trial new routes in pilot glassware one month and scale them for kilo production the next. Future regulatory shifts could require even more transparency; with every project, we aim to have process and documentation practices mature faster than the regulations that govern our output.

    Workplace Expertise Makes the Difference

    Day-to-day plant work means learning from every problem. Years back, we found that a seemingly minor tweak—switching to a higher grade of sodium hydroxide in neutralizations—eliminated a recurring trace impurity that eluded detection for months. Production leaders review logs weekly, catching trends before they become larger yield or quality headaches. We don’t see that level of personal accountability in “off-the-shelf” suppliers.

    Ongoing relationships with formulation labs guide our ongoing refinement of particle size, color, and flow properties. Customers who encounter sticky batches or subtle shade differences usually call us directly, trusting that our plant workers have both the tools and the motivation to troubleshoot quickly. The biggest wins have come from listening to real-world users: plant managers running continuous reactors appreciate predictable feedstock behaviors, while end-formulators value the lack of unexplained batch-to-batch variation.

    Finding a Reliable Source in a Crowded Field

    Procurement teams often balance price and reliability. Our operational track record shows that careful process integration leads to smoother downstream operations at the client site. For each drum of 2-Chloro-6-Methyl-3-Nitrophenol that leaves our warehouse, there’s a chain of trusted technicians, process engineers, and logistics planners who have staked their reputations on batch performance. When supply shortages hit the market after unexpected shutdowns in exporting countries, our on-site stores and advance sourcing arrangements let us keep customers running where others faltered.

    Competitive advantage can turn on a single tight batch window. One European paint manufacturer avoided a multi-million-dollar shutdown by turning to our stored lots, which arrived just as their usual import channels dried up. Real-world needs rarely pause for missed deliveries or questionable purity. Our experience says that nothing replaces a direct production relationship built on visible, ongoing accountability.

    Summary: Putting Control Where It Matters

    The chemical marketplace is full of offers for intermediates like 2-Chloro-6-Methyl-3-Nitrophenol, often with little more than a purity percentage and a suggested use. Direct control over synthesis, purification, packaging, and storage transforms that product from a commodity into a real solution for researchers and industry. Our ongoing investments in plant safety, process monitoring, and environmental controls let us back every delivery with the confidence that comes from doing the work ourselves. That commitment supports scientists, engineers, and formulators who rely on performance, transparency, and consistent results—without the surprises or delays that plague less involved supply chains.

    End users looking for reliability and supplier accountability will find value in a source that backs technical claims with process-side investments, real-world plant experience, and the will to innovate for changing market needs. Our product speaks for itself batch after batch, driven by the practical know-how gained from years at the reactor and filtration line. For critical applications demanding both high purity and process transparency, bank on the version of 2-Chloro-6-Methyl-3-Nitrophenol made by manufacturers who see the process through from start to finish, and care about every detail along the way.