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2,6-Dimethoxybenzonitrile

    • Product Name 2,6-Dimethoxybenzonitrile
    • Alias 2,6-Dimethoxybenzenecarbonitrile
    • Einecs 219-962-7
    • 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
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    Specifications

    HS Code

    404477

    Chemicalname 2,6-Dimethoxybenzonitrile
    Casnumber 3935-37-7
    Molecularformula C9H9NO2
    Molecularweight 163.18
    Appearance White to off-white solid
    Meltingpoint 61-64°C
    Boilingpoint 294°C
    Density 1.16 g/cm3
    Solubility Slightly soluble in water, soluble in organic solvents
    Smiles COC1=C(C#N)C=CC(=C1)OC
    Inchi InChI=1S/C9H9NO2/c1-11-8-4-3-7(6-10)5-9(8)12-2
    Refractiveindex 1.559 (predicted, 20°C)
    Pubchemcid 76251

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

    Packing & Storage
    Packing A 25-gram amber glass bottle labeled "2,6-Dimethoxybenzonitrile, CAS 4030-97-1," securely sealed with a screw cap for laboratory use.
    Shipping 2,6-Dimethoxybenzonitrile is shipped in tightly sealed containers to prevent moisture and contamination. It is transported as a non-hazardous organic compound under standard conditions, following chemical safety regulations. Packaging is clearly labeled, ensuring protection from physical damage and compliance with transport guidelines for laboratory and industrial chemicals.
    Storage 2,6-Dimethoxybenzonitrile should be stored in a tightly closed container in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible substances such as strong oxidizers. Protect from moisture and direct sunlight. Ensure proper labeling, and keep away from food and drink. Use appropriate personal protective equipment when handling the chemical and follow all safety guidelines.
    Application of 2,6-Dimethoxybenzonitrile

    Applications of 2,6-Dimethoxybenzonitrile in Industrial Manufacturing

    As a specialized manufacturer, our production of 2,6-Dimethoxybenzonitrile supports several industrial downstream applications requiring high purity and reliable compositional consistency. The following sections detail key B2B application fields, compliance requirements, batch usage levels, process integration methods, and final product forms for this raw material.

    1. Pharmaceutical Intermediate for API Synthesis

    Pharmaceutical manufacturers employ 2,6-Dimethoxybenzonitrile mainly as a key intermediate for synthesizing complex Active Pharmaceutical Ingredients, particularly in anti-inflammatory and oncological drug development. Its controlled reactivity and substituent arrangement enable precise substitution reactions necessary for lead compound modification. Our deliveries prioritize lot-to-lot homogeneity and compliance with traceability demands of regulated facilities.

    Industry compliance standards

    • EU GMP Part II for APIs (Directive 2003/94/EC)
    • United States Pharmacopeia (USP) General Chapter <467> Residual Solvents
    • Japanese Pharmacopoeia (JP) general notifications for intermediates
    • International Council for Harmonisation (ICH) Q7 for API intermediates

    Typical usage ratio

    • Used at 0.5–2.0 molar equivalents relative to main substrate in multi-step API synthesis. The input level adjusts based on target molecule requirements and reaction yield under validated conditions.

    Downstream process integration

    • Introduced during the initial aromatic substitution or amidation steps within pharmaceutical batch reactors after dissolution in anhydrous solvents; handled in dedicated intermediate suites to avoid contamination.

    Final product types

    • Anti-inflammatory API intermediates
    • Oncology active substance precursors
    • Psychoactive compound bases
    • Steroidal synthesis intermediates

    2. Agrochemical Synthesis (Herbicide and Pesticide Intermediates)

    Agrochemical producers rely on 2,6-Dimethoxybenzonitrile as an intermediate within selective herbicide and fungicide active ingredient synthesis routes. Its structural properties facilitate chlorination and alkylation steps critical to agrochemical mode-of-action. Large-scale usage necessitates strict residue and identity testing to ensure no carryover of regulated impurities in end-use preparations.

    Industry compliance standards

    • FAO/WHO Specifications for Plant Protection Products
    • OECD Guidelines for the Testing of Chemicals
    • REACH Regulation (EC) No 1907/2006 (Annex VII–IX substance evaluation)
    • Chinese GB/T 17799 Agrochemical Quality Standard

    Typical usage ratio

    • Ranges from 3–10% w/w of overall active ingredient precursor batch size, adapted by required synthesis route and subsequent purification strategy.

    Downstream process integration

    • Fed into reactor after initial methylation steps for targeted halogenation, followed by controlled hydrolysis or nitrile-group transformation steps under monitored temperature and pH regimes.

    Final product types

    • Selective herbicide intermediates
    • Systemic fungicide precursors
    • Insecticide precursor compounds
    • Soil treatment active substance bases

    3. Liquid Crystal Monomer Synthesis (Display Industry)

    Manufacturers in the display materials sector use 2,6-Dimethoxybenzonitrile as a monomer or monomer precursor for synthesizing specialty liquid crystals. Its aromatic structure and electronic effects contribute directly to molecular alignment and thermal stability in final nematic and smectic phases. Quality control focuses on minimizing iron and halide trace levels which would otherwise interfere with downstream orientation performance.

    Industry compliance standards

    • IEC 61249-2-41 Standard for Halogen-Free Electronic Materials
    • ISO 9001:2015 (QMS for electronic-grade raw materials)
    • JEITA Material Specifications for TFT Display Chemicals
    • RoHS Directive (EU Restrictions of Hazardous Substances)

    Typical usage ratio

    • Introduced at 1.5–5.0 wt% relative to total reaction mass, varying with oligomer chain assembly and desired electro-optical performance requirements.

    Downstream process integration

    • Added to reaction mixtures containing other aromatic nitriles during early monomer blend stages, before catalyst and solvent addition, with final purification by vacuum distillation and chromatography to meet electronic-grade purity needs.

    Final product types

    • TFT-LCD liquid crystal mixtures
    • OLED display alignment agents
    • Phase-retardation film raw compounds
    • Liquid crystal polymer intermediates

    4. Dye and Pigment Precursor Chemistry

    Producers of high-performance organic dyes integrate 2,6-Dimethoxybenzonitrile in azo, anthraquinone, or phthalocyanine dye frameworks. The methoxy-modified aromatic backbone ensures predictable color fastness and enhanced photostability for textile, plastic, or ink applications. Compliance is critically monitored to control banned amine content and migration during dye formulation.

    Industry compliance standards

    • EN 71-3:2019 Safety of Toys (Migration of Certain Elements, dye use in toy applications)
    • Oeko-Tex Standard 100 (Textile Dye Component Safety)
    • German BfR Recommendations for Food Contact Pigments
    • ECHA SVHC Candidate List (Regulated amine impurity thresholds)

    Typical usage ratio

    • Typical inclusion rate is 2–8% by mass in dye precursor reaction mixtures, with adjustment based on desired chromophore intensity and process optimization.

    Downstream process integration

    • Incorporated during aromatic substitution or condensation phases of dye molecule assembly, followed by steps such as coupling and sulfonation under defined batch time and temperature constraints.

    Final product types

    • Disperse dyes for polyester fibers
    • Reactive dyes for cotton textiling
    • Pigments for masterbatch coloration
    • Organic colorants in inkjet printing

    5. Specialty Chemical and Material Science R&D

    In research-driven specialty chemicals, material scientists use 2,6-Dimethoxybenzonitrile as a core structure for creating tailored functional molecules, including molecular recognition agents and advanced polymer backbones. Research labs and pilot facilities require comprehensive documentation for each batch, with assurance of physical property uniformity and low trace contamination, since these parameters directly impact scientific reproducibility and subsequent scale-up.

    Industry compliance standards

    • ISO/IEC 17025 Laboratory Accreditation for Analytical Testing
    • ASTM E260 for Organic Compound Identification
    • GLP (Good Laboratory Practice) principles for research chemicals
    • Material safety compliance per OSHA Hazard Communication Standard (29 CFR 1910.1200)

    Typical usage ratio

    • Ranges broadly from 0.1–20% depending on reaction design, research targets, and screening methodology. Usage plans follow internal protocol validation and experimental method requirements.

    Downstream process integration

    • Utilized as a model compound or as a stepwise functionalizing agent in controlled small-batch reactors, frequently under inert atmospheres with automated data capture and sample archiving for reproducibility analysis.

    Final product types

    • Functional monomer prototypes
    • Polymer research samples
    • Specialized sensor materials
    • Molecular template compounds for catalysis studies
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    Certification & Compliance
    More Introduction

    Introducing 2,6-Dimethoxybenzonitrile: Practical Insights from Chemical Manufacturing

    Understanding 2,6-Dimethoxybenzonitrile from a Producer’s Standpoint

    Every product in our lineup carries its own character and story shaped by years of production experience. 2,6-Dimethoxybenzonitrile stands out on our synthesis floor, not because it’s exotic, but because it solves problems for researchers and formulation chemists that other benzene derivatives cannot. Meeting tight purity and quality benchmarks for this compound takes more than the right equipment; it demands hands-on knowhow throughout the process — from the first step of methylation through to rigorous recrystallization. For colleagues in pharmaceuticals, agrochemicals, and material science, choosing this nitrile often comes down to its reliable performance in complex reaction environments.

    The molecular formula C9H9NO2 might look simple, but controlling impurities at the 2- and 6-positions is anything but. Our teams keep a close watch over methoxy substitution, as off-position byproducts can undermine downstream results. Raw material choices influence not just yield, but also color, solubility, and reaction profiles that customers notice on the bench. Over years of batch refining, we noticed that using high-grade starting anisoles cuts byproduct formation. Every batch produced is verified with both HPLC and NMR, as even a single percentage point of unknowns can throw off research or production-scale reactions later.

    Key Characteristics Grounded in Daily Manufacturing

    On the production floor, 2,6-Dimethoxybenzonitrile comes off the reactor as crystalline solids, with a soft white to pale yellow tint when synthesis is fully controlled. Crystalline habit shapes ease of filtration and drying — sometimes a batch will come out with needle-like crystals, other times more blocky. We’ve had more than a few debates about the right solvent blend for optimum isolation here. Most customer feedback focuses on batch-to-batch consistency; we learned to keep grain size and moisture content stable, since these affect not just handling, but also reproducibility down the line.

    Typical GC assays range above 99%, as demanded by most downstream users. Moisture control is vital; storing this benzene derivative too loosely can cause minor changes in melting point or reaction time. Our standard batches end up with a melting point in the neighborhood of 74–76 °C — a detail important for labs looking to run clean syntheses without process delays. Colorimetric testing tells us how well the process ran; too yellow signals solvent recycling issues or overreaction, which we resolve before ever letting that lot out of QA.

    Application Experience: Why Process Chemists Keep Choosing This Compound

    From day-to-day manufacturing, direct feedback from customers drives improvements. Some use our 2,6-Dimethoxybenzonitrile as a building block for pharmaceutical intermediates — bromination and other aromatic substitutions become more selective on this scaffold than with simpler benzonitriles. We noticed clients increasingly rely on our product for cross-coupling or Suzuki reactions, especially where ortho-protection gives better control over functional group addition. We’ve adjusted purification steps when researchers asked for lower traces of halides or phenolic byproducts, knowing that in catalysis, minor contaminants can disrupt entire campaigns.

    Our own staff have taken part in custom syntheses for crop protection R&D, seeing first-hand how critical ortho-directing effects can streamline development of new active ingredients. The methoxy groups make certain transformations possible that unsubstituted or para-substituted nitriles fail to deliver. In the dye and pigment sector, cleanly manufactured 2,6-Dimethoxybenzonitrile acts as a consistent intermediate, lending itself to both new chromophores and classic processes. Producers love the versatility; our process chemists appreciate how this intermediate shaves steps off traditional routes using less manageable or costlier alternatives.

    Comparing 2,6-Dimethoxybenzonitrile to Other Benzonitrile Derivatives

    We’re often asked why choose 2,6-Dimethoxybenzonitrile over simpler analogs like benzonitrile, or over its para-substituted cousins. From where we stand on the plant floor, the differences go beyond substitution pattern. The 2- and 6-methoxy positions turn this molecule into a stubborn but highly reliable player; electronic effects shift not only reactivity but also dictate how it interacts with metal catalysts and nucleophiles. For those in scale-up or process development, those effects matter more than any spec sheet can express. In brominations or Grignard reactions, ortho substitution influences both yield and selectivity, avoiding byproducts that complicate purification further down the synthesis chain.

    Manufacturing this derivative cost-effectively isn’t just a matter of toggling methyl groups. We’ve measured how minor solvent changes can swing yields by five percent or more — something that can eat up a budget at plant scale. While the cost per kilo runs higher than benzonitrile or 4-methoxybenzonitrile, feedback from repeat clients shows the premium delivers better downstream results. Once customers confronted yield loss or poor selectivity with cheaper options, they sought out our product for the margin it brings to high-value applications. The difference in handling, reactivity, and long-term storage all influence user choice.

    Realities of Manufacturing: Lessons Learned and Solutions Applied

    No intermediate comes without challenges. Early on, staff troubleshooting identified the most sensitive points in synthesis: balancing temperature, avoiding side-chain hydrolysis, and refining crystallization steps. We’ve learned that trace metals can catalyze unwanted degradation unless glass-lined reactors and clean solvents are used at every step. Even changing a single piece of glassware affects the purity outcome; these are not theoretical risks, but things we see during scale-up. Our team shifted to all-newular utilities for washes and nitrogen blanketing, reducing oxygen ingress that can alter color and byproduct content.

    Handling customer complaints has fed back into production every year. At one point, a major shipment turned up with trace isomer contamination, traced to a batch of impure starting material. We worked through the supply chain, switching vendors and increasing pre-batch analytics before buying bulk lots. This created higher upfront costs, but led to less wasted product and greater trust from our long-time partners. We now spot-test incoming packages and keep detailed records of each supplier — a practice we adopted not for regulatory compliance, but to maintain the critical element chemists depend on: trust in reliable delivery.

    Meeting Demanding Specifications: Experience Counts

    Drug discovery and crop chemistry are detail-focused industries. Hard-won experience has shown that ignoring minor impurities undermines not just research, but also scale-up reproducibility. Our engineers put extra focus on drying steps, as minor water traces can slow down subsequent organometallic steps or make for hazy solutions that delay HPLC analysis. With every batch release, we review both standard and secondary chromatograms, giving preference to stability over just passing numbers. Some labs have reported better reaction yields or shorter purification times using our material because of this vigilance.

    We keep an open-door policy for technical support. If a client encounters solubility anomalies or batch-to-batch inconsistency, our lab staff work directly with them — even on joint experiments — to troubleshoot. Sometimes issues come down to atmospheric moisture during shipment, especially during summer transport. We ship with desiccant packs and recommend climate-controlled storage, not out of protocol, but as a lesson learned from past rework and client downtime.

    Market Demand Shifts and Supply Chain Resilience

    Over the years, demand for 2,6-Dimethoxybenzonitrile has ebbed and flowed based on new research areas and patent cycles. Fluctuations hit the hardest during regulatory shifts or raw material price spikes, especially when global supply chains falter. Last year, upstream disruptions kicked off tight rationing; having built strong links with specialized suppliers, we kept our contracts but also invested in contingency stocks. When demand outpaced projections, we staged rapid batch sequencing in larger reactors, reducing turnaround but keeping QC uncompromised.

    End users repeatedly cite consistency and open communication as reasons for staying with us. Transparency about lead times, raw material sourcing, and quality assurance wins more loyalty than any marketing claim. Even during global shipping interruptions, our team found creative rerouting, built direct relationships with carriers, and updated clients in real time. These are not abstract supply chain ideals; they come out of late-night calls, missed shipments, and learning from occasional missteps.

    Supporting Environmental and Safety Goals without Compromising Reliability

    Manufacturing aromatic nitriles comes with environmental responsibilities. Decades ago, disposal and venting played second fiddle to yield optimization; now, our teams design every process with closed-loop recycling and effluent treatment in mind. Solvent recovery systems reclaim over 85% of organic washes now, and spent acids are neutralized on-site with real-time monitoring. Staff take routine training on safe handling, since aromatic nitriles pose acute risks if mishandled or if dust accumulates during certain drying steps.

    Feedback from environmental audits pushed us to reduce energy consumption during distillation cycles. Switching to high-efficiency condensers and low-energy pumps trimmed both operating costs and emissions. Workplace monitoring for nitrile vapors is now standard, even though batch volumes have held steady. Near-miss reporting and routine evacuation drills keep safety culture real — not just for compliance, but because nobody forgets the lessons from a misloaded filter or a pump failure. These practices show up in material quality, too, as staff turnover drops and expertise stays on the floor.

    Future Directions: Keeping Pace with Emerging Needs

    Manufacturing never stands still; the story of 2,6-Dimethoxybenzonitrile is still being written. With interest growing in new therapeutic modalities, advanced polymers, and sustainable agrochemicals, downstream users keep us challenged with requests for higher or differentiated specs. We’re piloting new purification methods — including selective crystallization and resin-based impurity removal — aiming to cut down on even trace side materials. Some trials now look at continuous flow synthesis for more agile production and rapid scaling in response to unforeseen demand surges.

    Researchers from our customer base increasingly want samples suitable for regulatory filings, which requires even tighter analytical controls and robust documentation. Our labs now archive secondary analyses and track all input lots for traceability, responding to audit requests faster and with more granular evidence than ever before. Open dialogue with universities and start-ups keeps our process innovation aligned to the next wave of market requirements.

    In Summary: The Voice of Experience Behind Every Batch

    Chemical manufacturing rewards stubborn attention to troubleshooting and a mindset built on real-life customer challenges. 2,6-Dimethoxybenzonitrile doesn’t move off shelves by itself; it earns its place in advanced labs through a partnership between our plant floor staff and end users. Batch-to-batch reproducibility, honest supplier relationships, and a commitment to technical collaboration form the foundation of what we deliver. Every lesson learned, whether from a supplier misstep or a successful client outcome, feeds into a process where quality, reliability, and safety are both priorities and practices. Anyone examining our nitrile inventory knows the difference stems not just from the structure, but from the accumulated knowledge of those who make, refine, and stand behind every shipment.