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2-Methoxybiphenyl

    • Product Name 2-Methoxybiphenyl
    • Alias o-Anisylbenzene
    • Einecs 218-010-9
    • 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

    409658

    Chemicalname 2-Methoxybiphenyl
    Casnumber 612-60-2
    Molecularformula C13H12O
    Molecularweight 184.23 g/mol
    Appearance Colorless to pale yellow liquid
    Meltingpoint 6-8 °C
    Boilingpoint 281-283 °C
    Density 1.084 g/cm3 at 25 °C
    Solubilityinwater Insoluble
    Flashpoint 123 °C
    Refractiveindex 1.585
    Synonyms o-Methoxybiphenyl
    Smiles COC1=CC=CC=C1C2=CC=CC=C2
    Pubchemcid 12354

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

    Packing & Storage
    Packing A clear glass bottle containing 25 grams of 2-Methoxybiphenyl, labeled with hazard symbols, chemical name, and lot number.
    Shipping 2-Methoxybiphenyl should be shipped in tightly sealed containers, protected from light, moisture, and incompatible substances. Transport must comply with local, national, and international regulations. Proper labeling and documentation are required. Personnel handling shipment should wear appropriate protective equipment to prevent exposure and spills during transit. Store in a cool, well-ventilated area.
    Storage 2-Methoxybiphenyl should be stored in a tightly closed container in a cool, dry, well-ventilated area, away from sources of ignition, heat, and incompatible materials such as strong oxidizers. Protect from light and moisture. Properly label the storage container and ensure it is kept away from food and drinking water. Use appropriate chemical storage cabinets as required.
    Application of 2-Methoxybiphenyl

    Applications of 2-Methoxybiphenyl in Industrial Manufacturing

    2-Methoxybiphenyl is utilized in several highly specified industrial sectors. As an actual manufacturer, we ensure strict raw material provenance and batch control, with a dedicated focus on traceable downstream integration. The following are proven, real-world B2B applications reflecting the true versatility and compliance pathways of this specialty intermediate.

    1. Pharmaceutical Intermediate Synthesis

    Major pharmaceutical manufacturers leverage 2-methoxybiphenyl as a coupling building block in complex molecule synthesis, especially during the construction of key biphenyl structures for antihypertensive and anti-inflammatory drug APIs. The compound enters the route as a core intermediate after halogen-metal exchange, supporting selective functional group manipulations critical for high-purity API development.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • European Pharmacopoeia (Ph. Eur.) for residual solvents and organic impurities
    • US FDA CFR Title 21 Section 211 (Finished Pharmaceuticals)
    • China Pharmacopoeia (ChP) production requirements for intermediates

    Typical usage ratio

    • 0.8–1.3 molar equivalents per targeted aromatic coupling unit, adjusting for yield optimization and impurity control during multi-step batch synthesis

    Downstream process integration

    • Charged during Buchwald–Hartwig amination or Suzuki–Miyaura cross-coupling steps, primarily following initial halide activation or Grignard reagent introduction

    Final product types

    • Valsartan (antihypertensive API)
    • Sartans and coxibs class intermediates
    • Diaryl pharmaceuticals
    • Non-steroidal anti-inflammatory drug (NSAID) core fragments

    2. Liquid Crystal Display (LCD) Monomer Manufacturing

    Specialty electronic chemical firms integrate this raw material for downstream production of biphenyl-based monomers, which serve as essential mesogenic cores in modern LCD formulation. These monomers play a substantial role in defining thermal and electro-optical performance, with structural uniformity and minimal trace contamination assured by using highly consistent batches of upstream 2-methoxybiphenyl.

    Industry compliance standards

    • IEC 61249-2-37 for halogen-free organic materials
    • RoHS Directive 2011/65/EU for restricted hazardous substances
    • ISO 9001:2015 quality management for electronic intermediate materials
    • SEMATECH Technology Roadmap purity guidelines for flat panel displays

    Typical usage ratio

    • 10–24% by mass within the total aromatic precursor stream, optimized for liquid crystal blend characteristics and tuning birefringence parameters of the final monomer

    Downstream process integration

    • Reacts during Friedel-Crafts acylation and subsequent etherification/conversion stages, typically following monochlorination to install mesogenic terminal groups before purification

    Final product types

    • Liquid crystal monomers (biphenyl derivatives)
    • Prepolymers for display alignment layers
    • LCD rod-shaped compounds

    3. Agrochemical Active Ingredient Production

    Large-scale agrochemical manufacturers deploy 2-methoxybiphenyl in specialized heterocyclic fusion reactions to build advanced pre-emergent and post-emergent herbicide actives. The molecule functions as an aromatic coupling partner to generate unique biphenyl systems found in select crop protection portfolios, where purity and reactivity parameters directly influence the biological selectivity index.

    Industry compliance standards

    • FAO/WHO Specifications for Agricultural Pesticides
    • REACH Regulation (EC) No 1907/2006 substance registration for EU market
    • ISO 9001:2015 and ISO 14001:2015 for environmental and quality assurance
    • EPA Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) for US registration

    Typical usage ratio

    • 0.6–1.2 mol equivalents per targeted biphenyl moiety in the active ingredient precursor, adjusted as a function of desired isomeric yield and side-product minimization

    Downstream process integration

    • Introduced at the aromatic C–C coupling stage prior to selective nitration or amination, typically after halogen activation or directed ortho-lithiation

    Final product types

    • Selective biphenyl herbicides
    • Fungicide base intermediates
    • Pyridine-biphenyl hybrid pesticide actives

    4. Odorant and Flavors Aroma Precursor Manufacturing

    Aromatic chemical processors employ 2-methoxybiphenyl to construct bis-aryl ether cores found in perfumery and specialty odorant formulations. The raw material undergoes controlled methylation to tailor the olfactory profile, especially in fine fragrance bases and flavor additives, thus requiring stringent batch-to-batch organoleptic consistency and residual solvent controls.

    Industry compliance standards

    • IFRA Standards for fragrance material safety
    • Food Chemicals Codex (FCC) for food-grade processing
    • ISO 9235:2013 (Aromatic Natural Raw Materials)
    • EU Regulation (EC) No 1334/2008 on flavorings and certain food ingredients

    Typical usage ratio

    • Up to 6% in concentrated perfume oil manufacturing, with 0.5–2% in finished flavor blends depending on aroma intensity specification and solubility in carrier bases

    Downstream process integration

    • Used during the oxidative coupling of alkoxy benzenes, followed by distillation and fine fractionation to isolate high-purity aroma precursors prior to esterification or blending

    Final product types

    • Fine fragrance intermediates
    • Flavor aroma concentrate blends
    • High-value odor neutralizers for air care and textile applications

    5. Specialty Polymer Additive Synthesis

    Polymer compounders incorporate 2-methoxybiphenyl in synthesizing custom chain-extending agents and fluorescent tagging additives for engineering plastics, where biphenyl moieties impart controlled rigidity and enhanced UV stability. Its use ensures tailored macromolecular architecture and consistent optical property enhancement in downstream thermoplastic and specialty resin production.

    Industry compliance standards

    • UL 94 Plastics Flammability Standard
    • ISO 4892-2 UV Exposure and Weathering
    • RoHS Directive 2011/65/EU for electronic component materials
    • REACH registration for polymer feedstocks

    Typical usage ratio

    • 0.2–2.5% by weight as a copolymerizable modifier or chain terminator, fine-tuned based on molecular weight distribution and specific mechanical property requirements

    Downstream process integration

    • Participates in condensation polymerization or post-polymerization end-capping reactions, especially in high-performance polyaryl ether ketone (PAEK) or polycarbonate blends during extrusion or batch kettling

    Final product types

    • UV-stabilized thermoplastic resins
    • Fluorescent polymeric additives
    • High-toughness specialty plastics
    • Wire and cable insulation compounds
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    Certification & Compliance
    More Introduction

    Introducing 2-Methoxybiphenyl: A Practical Perspective from a Chemical Manufacturer

    Understanding Our Product: 2-Methoxybiphenyl in Real-World Chemistry

    Experience in chemical manufacturing teaches a respect for precision and simplicity. In the lab and on the plant floor, overlooked details can affect every downstream process, so the choices we make for our chemical portfolio carry real-world consequences. Our 2-Methoxybiphenyl reflects a commitment to essential purity and unmistakable consistency, shaped by decades of expertise and honest feedback from formulators and chemists. We focus on making industrial and research operations smoother for the people who actually use our product every day.

    What Sets Our 2-Methoxybiphenyl Apart?

    2-Methoxybiphenyl carries the CAS number 2051-94-9 and appears as a crystalline powder or colorless liquid depending on storage conditions. This compound draws attention from users working in organic synthesis, pharmaceutical research, and specialty material sectors. We have learned, through collaboration with R&D teams and production chemists, that minor differences in impurity profiles or moisture content ripple through reaction yields, reproducibility, and downstream purification. Extra effort goes into solvent selection, crystallization, and analytical verification: the goal is material that matches technical expectations, batch after batch.

    Model, Specifications, and Analytical Standards

    Our team never treats “specifications” as copy-paste checkboxes; we respond to customer needs in the field. Across our batches, GC purity typically exceeds 99%. Key limits for water content and trace organic impurities come from repeated analytical reports from our QC labs, with most batches tested by GC-MS, NMR, and Karl Fischer titration. Specific details matter to customers running multi-step syntheses. 2-Methoxybiphenyl with trace metal content above a certain threshold will sabotage cross-coupling catalysis, and even sub-0.1% levels of related biphenyl isomers may skew spectral interpretation for active pharmaceutical ingredient intermediates. We learned to push beyond “industry standard” specifications and guarantee single-digit ppm for most identified contaminants. Experience in reaction troubleshooting, not just lab protocol, drives these improvements.

    Reason for Using 2-Methoxybiphenyl: Beyond the Basics

    Years of feedback from researchers show no single “typical” application for this compound. In the pharmaceutical sector, it often appears as an intermediate in synthesizing selective estrogen receptor modulators, kinase inhibitors, and complex aromatic scaffolds. 2-Methoxybiphenyl works reliably as a core unit in Suzuki-Miyaura couplings, where consistent reactivity and clean mass spectra take precedence over bulk price. Colleagues in flavor and fragrance chemistry use it to craft subtle notes and as masking agents in fine perfumery development—the presence of residual solvents or odd-tainting byproducts leads to off-odors immediately picked up by trained noses.

    We see engineers employ it for liquid crystal research, benefiting from its unique substitution pattern, which forces unique molecular interactions and impacts phase behavior in prototype displays. Public records and patent literature confirm this molecule’s relevance in advanced polymer development, as a building block for new charge-transport materials and optoelectronic devices. Most users need transparency about trace contaminants and synthetic route. Speaking from manufacturing experience, even small shifts in reaction sequence or temperature profile can generate new side products, some of which act as catalytic poisons or color bodies—this is why we control crystallization stages so tightly, using in-line analytics to catch subtle drifts that don’t appear in standard testing.

    Ground-Level Comparison to Other Biphenyl Derivatives

    Colleagues sometimes ask why not use 4-methoxybiphenyl or simply unsubstituted biphenyl. Substitution pattern drives reactivity and final product properties. Through hands-on screening, chemists have reported the ortho-methoxy group’s influence: it restricts rotation around the central bond and blocks certain oxidation and substitution pathways, protecting sensitive intermediates from unwanted side reactions. As manufacturers, we notice these differences when adjusting purification steps—methoxy position shifts both chromatographic mobility and UV absorbance, forcing recalibration of in-process controls. The physical handling also changes; 2-methoxybiphenyl is less prone to static charge buildup compared to methyl- or chloro-biphenyl analogs, resulting in smoother automated transfer and more reliable dosing, which matters on plant scale.

    Comparing to halogenated biphenyls, our product presents fewer health and regulatory challenges. Workers handling 2-methoxybiphenyl generally face fewer long-term toxicity concerns, as halogen substituents raise both acute and chronic exposure risks. From a waste treatment perspective, 2-methoxybiphenyl does not require specialized destruction, unlike many polychlorinated derivatives. This simplifies site compliance and lowers cost for our partners.

    Adapting to Changing Needs: Real Customer Scenarios

    We have seen formulators in biotech up against rising expectations for sustainability and transparency. They ask for detailed batch records, not just a material safety data sheet. Regulations shifting toward full disclosure of synthesis history mean a single ambiguous impurity could force expensive delays. Our analytical team developed custom reports, not out of regulatory pressure, but after watching one customer’s pilot line falter due to unidentified spots in polarimeter spectra. Each batch now leaves our site with a full suite of NMR, GC-MS, and IR spectra, along with relevant chromatograms from validation runs. This archive lets customers trace back any anomaly, which aligns with their own accountability commitments—to auditors, partners, and ultimately consumers.

    Academic labs approach us seeking higher flexibility in vial sizes or sample packs. Process chemists want hundreds of kilograms, with support for staged delivery and just-in-time scheduling. We set up in-house blending lines and small-scale repackaging, so buyers get the lot numbers and traceability they want, at the scale that suits their timelines.

    Quality Isn’t Just a Buzzword: Getting Reliability Right

    In manufacturing, every shortcut eventually shows up in field complaints. Users cite problems with older, recycled solvent stocks contaminating batches—cloudy distillation fractions or slow-settling particles. Our teams invested in fresh glassware, tight air exclusion protocols, and automated solvent handlers to keep cross-contamination down. We see stability improvements as a result: analytic shelf-life studies show 2-methoxybiphenyl remains clear and colorless longer, which means researchers trust they’re getting the molecule—not a mystery blend. Syntheses that previously stalled out at 82% yield now see predicted conversions above 95%. These aren’t just numbers in a catalog; they matter because one bad batch could sideline an entire multi-million-dollar drug campaign or force a repeat of months of benchwork.

    Chemical manufacturing means dealing with the unexpected. Storage shifts with humidity swings, a new vendor’s glass vials leach sodium, or purification filters clog unreasonably fast—our team constantly adjusts. By training operators and maintaining open lines of communication with end users, we spot trouble early and change course before it affects the finished product. Audited by global partners, from pharmaceuticals to electronics suppliers, we let performance on real factory lines speak for itself.

    Factual Performance Data: From Pilot Lots to Production Scale

    Scalability tests with 2-methoxybiphenyl started as R&D runs, then scaled up to dozens of metric tons for industrial customers. At pilot plants, batch chromatography and hydrogenation steps demanded close solvent control to prevent fouling and poor resolution. We switched to high-purity solvents, replaced susceptible seal materials, and upped our investment in inline monitoring. As a result, pilot customers returned for full-scale contracts. Recurring themes appear: lower downtime for cleaning, less material lost to off-cuts, and project timelines cut down. Analytical correlation data from five years of production show a narrow range of real-world physical properties across lots—melting point typically within +/-0.5 degrees Celsius, color index below 10 APHA, and impurity fingerprints holding steady. Researchers tell us this translates to predictable downstream chemistry and less revalidation.

    In narrow-line NMR studies, our 2-methoxybiphenyl produces distinct, high-resolution spectra, with minimal baseline drift or unexplained peaks above 0.02% relative abundance. This level of consistency is no accident but comes from attention to solvent purity, storage temperature, and closed-system handling. In accelerated aging experiments, the material keeps full titratable purity after four months in warehouse conditions, helping users with long-term projects avoid unwanted batch-to-batch variability.

    Meeting Evolving Environmental and Health Standards

    As legislation and global guidelines shift, we rethink production, labeling, and waste management strategies. The push for “greener chemistry” motivates us to invest in alternative routes that cut hazardous byproducts and shrink carbon footprints. Input from environmental chemists led us to a solution-phase synthesis with fewer halogenated intermediates and non-chlorinated extraction solvents. In real terms, this cuts chlorinated waste and lowers our site’s hazardous material monitoring costs. Our filtration unit captures volatile organics at source before venting, and regular workplace monitoring confirms airborne concentrations fall below all current recommended levels, keeping our operators safe.

    Waste minimization programs also reach our customers: drums, bags, and liners return to dedicated recycling streams. This lowers overall disposal costs and reduces landfill contributions—partners report tracking the full “cradle-to-use” journey of each lot, which increasingly shows up in their own audits and supply chain transparency reports. In one pilot initiative, a specialty resin customer found a 25% reduction in regulated emissions after switching to our material, which gave them a strategic edge for green labeling and market positioning.

    Operational Transparency: Sharing What Matters Most

    Publishing analytics on performance and purity grows in importance. Customers want more than marketing claims—they need batch-specific spectra, process flowcharts, and incident logs. By posting anonymized but real data sets on our company portal, we invite scrutiny from analytical chemists and regulatory auditors. Any material not meeting published benchmarks is immediately flagged, rerouted, or subjected to additional purification, rather than shipped in hope. This commitment means fewer customer complaints and smoother technical transfers.

    In one case, a global pharmaceutical partner struggled with product precipitation during a final coupling step. Our QA team traced the problem to microtraces of a nonpolar biphenyl isomer undetected by standard HPLC, which we later resolved by shifting to double-distillation and upgraded column packing. This experience doesn’t just inform internal process changes; we share the lesson in knowledge exchanges with other formulators, who adjust their own acceptance protocols to demand cleaner material. Real experience, not just policy, filters into our evolving specifications.

    Technician-Driven Improvements: Listening on the Factory Floor

    Many operational breakthroughs come from our site technicians. One group flagged problems with persistent clogs in the crystallization line, which traced back to sub-micron particulates introduced by outdated grinding equipment. By retrofitting with closed-loop mills and scheduling regular equipment flushes, recurring yields improved and worker complaint rates dropped. Maintenance logs now show downtime incidents cut by half during peak season runs. Factory staff now routinely check for subtle signs—slight shifts in odor, unusual shine under UV lamps—that correlate with off-spec batches. Noticing and addressing these issues forms the foundation for product reliability over years.

    Open feedback loops run in both directions. Partner sites with high-throughput robotics taught us the value of predictable powder flow and anti-static packaging. In response, we tested several types of anti-caking agents before finding a food-grade option that doesn’t compromise analytical readings. This reduces downtime in automated feed systems and enhances efficiency downstream.

    Product Lifecycle Management: Traceability for Every Lot

    Traceability doesn’t end after the drums leave our gate. By logging synthetic routes, source material certifications, and real-time production parameters, each batch of 2-methoxybiphenyl remains traceable to its origin. A discrepancy in performance triggers a root-cause process, pulling records from initial raw material intake to post-shipment storage. In a recent batch deviation, a single raw solvent barrel failed trace analysis, and was quickly isolated and replaced thanks to this system. Documentation remains digital, accessible to customers at the click of a button, making regulatory audits less stressful and giving confidence to product managers responsible for compliance.

    Supply chain partners benefit from this transparency. One partner running late-stage pharmaceutical intermediates flagged a concern about moisture uptake. We provided real-time tracking of storage humidity, showing actual exposure remained within 0.2% of controlled setpoints. Troubleshooting timelines sped up, and the customer could proceed with downstream steps on schedule. Such rapid resolution cuts lost time, avoids wastage, and strengthens supply partnerships, especially as product lifecycles shrink and agility grows crucial.

    Ongoing Investment in Reliability and Innovation

    Continuous improvement doesn’t just serve existing markets; it opens up new ones. As optoelectronics, specialty polymers, and targeted pharmaceuticals demand higher and higher purity benchmarks, we regularly retrofit reactors, update analytical capability, and train technical staff. Our NMR and GC-MS equipment undergo scheduled recalibrations, guided by evolving pharmacopeia standards from the EU, US, and Japan. Joint projects with academic collaborators allow us to test new crystallization regimes, gaining early insight into trends before they reshape customer requirements. Each improvement—be it a new drying protocol, improved reagent storage, or smarter packaging—draws from real data and impact, not just industry chatter.

    Customers testing product in next-generation OLED displays or high-end APIs push us every season to lower allowable impurity levels and extend certificate validity. These demands drive upgrades to clean-in-place reactor protocols, smart air-handling systems, and expanded training for operators and lab staff. Quality assurance moves beyond finished product checks: we catch and fix upstream process drift before any faulty lots reach downstream users. This approach translates to product that exceeds spec, not just meets it.

    Direct-to-User Focus: Why Manufacturer Involvement Matters

    Years spent in manufacturing teach that easy access to the source makes a dramatic difference for end users. Staff chemists, plant engineers, and quality managers can speak directly with the people making the material—shortening the gap between feedback and process adjustment. Feedback about odd color during a pilot campaign doesn’t go to a reseller’s call center but directly to chemists who know the specific plant, the upstream reaction histories, and the choices behind every specification.

    Technical collaborations with key customers provide a testbed for new packaging, improved analytical protocols, and alternative synthetic routes. Field engineers who install our drums at user sites give us insight into unexpected storage conditions or logistical bottlenecks. These touchpoints drive incremental gains in reliability and user experience, much more than any static product spec sheet could offer.

    Building on a Foundation of Experience

    Our relationship with 2-methoxybiphenyl isn’t just that of supplier-to-market. We’ve sweated the challenges of crystal handling in winter, the quirks of trace impurity detection, and the frustration of failed syntheses that depend on the small margins of material quality. Through open reporting, technical collaboration, and steady reinvestment in the basics, we keep our focus on the substance itself: everyone downstream depends on starting with the right molecule, every time. For us, that’s the measure of a product worth delivering, tested where it counts—on plant floors, in research labs, and across global supply chains.