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1-Bromo-2,3-Dimethoxybenzene

    • Product Name 1-Bromo-2,3-Dimethoxybenzene
    • Alias 2,3-Dimethoxyphenyl bromide
    • Einecs 217-871-0
    • 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
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    Specifications

    HS Code

    276379

    Product Name 1-Bromo-2,3-Dimethoxybenzene
    Cas Number 51022-72-7
    Molecular Formula C8H9BrO2
    Molecular Weight 217.06 g/mol
    Appearance Colorless to pale yellow liquid
    Boiling Point 108-110°C at 13 mmHg
    Density 1.471 g/mL at 25°C
    Purity Typically ≥ 97%
    Solubility Insoluble in water; soluble in organic solvents
    Smiles COC1=CC=CC(=C1Br)OC
    Inchi InChI=1S/C8H9BrO2/c1-10-7-4-3-6(9)8(5-7)11-2/h3-5H,1-2H3
    Refractive Index n20/D 1.568
    Flash Point 110°C

    As an accredited 1-Bromo-2,3-Dimethoxybenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

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    Application of 1-Bromo-2,3-Dimethoxybenzene

    Applications of 1-Bromo-2,3-Dimethoxybenzene in Industrial Manufacturing

    1-Bromo-2,3-Dimethoxybenzene serves as a critical aromatic intermediate for multiple fine chemical and specialty industries. As the original manufacturer, we supply this compound to end-use producers who demand specification control, process reliability, and regulatory compliance at scale. Below is a detailed outline of major industrial verticals where our material is directly formulated or synthesized into downstream products.

    1. Pharmaceutical API Intermediate Synthesis

    Leading pharmaceutical companies deploy 1-Bromo-2,3-Dimethoxybenzene in the custom synthesis of active pharmaceutical ingredient (API) precursors, especially for benzodioxole-based and heterocyclic therapeutic molecules. The brominated aromatic ring with dual methoxy groups enables targeted arylation, cross-coupling, and halogen-metal exchange reactions in API route scouting and scale-up. Process chemists optimize its stoichiometry based on specific reaction schema, ensuring low impurity carry-over and batch-to-batch consistency. End uses cover anti-infective, anti-inflammatory, and CNS-active drug classes, where the quality of this intermediate affects downstream yield and regulatory registration.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for APIs
    • USP/NF and Ph. Eur. monograph-related impurity control (where applicable)
    • FDA 21 CFR part 211 for finished dosage compliance (impacting intermediate traceability)
    • REACH Regulation (EC) No. 1907/2006 (for European market supply)

    Typical usage ratio

    • 0.9–1.1 molar equivalents per target coupling reaction, depending on desired aryl group incorporation
    • Adjustments based on downstream SKA route efficiency and residual bromide levels

    Downstream process integration

    • Grignard or Suzuki coupling as initial aryl donor
    • Direct halogen-metal exchange for lithiation in multistep API preparations
    • Introduced post-nitration or protection steps, enabling further substitution
    • Extensive chromatographic QC before final product integration

    Final product types

    • Intermediates for anti-cancer drugs (e.g., kinase inhibitors)
    • Precursors for anti-microbial and anti-inflammatory agents
    • Starting materials for synthesis of CNS-active pharmaceuticals
    • Regulatory fileable API intermediates

    2. Agrochemical Active Ingredient Synthesis

    Agrochemical manufacturers utilize this compound to construct selective herbicides, insecticides, and fungicides requiring unique substituted benzene cores. Chemists value the ability to access electron-rich aromatic targets and effect precise halogenation patterns that impart bioactivity. Formulations typically demand high-purity, low-halogen residue for downstream crop protection product registration. The compound is subject to traceability for environmental safety and product stewardship in line with market regulations in North America and the EU.

    Industry compliance standards

    • OECD Guidelines for Testing of Chemicals (for environmental safety profiles)
    • EPA 40 CFR Part 180 (Residue Tolerances for Pesticide Chemicals)
    • EU Regulation (EC) No. 1107/2009 (Plant Protection Products)
    • ISO 9001-certified QC practices for agro-intermediate production

    Typical usage ratio

    • 0.7–1.2 equivalents per batch, depending on crop-specific target compound design
    • Optimized through analytical validation and green chemistry targets

    Downstream process integration

    • Integrated at the initial arylation or halogen exchange stage in active ingredient synthesis
    • Subject to in-process controls on halogen content and solvent residues
    • Feeds directly into multi-step synthetic protocols yielding multi-functionalized benzene derivatives
    • Final purification by distillation or recrystallization before formulation of technical grade actives

    Final product types

    • Phenoxyalkanoic acid herbicide intermediates
    • Substituted diaryl ether fungicides
    • Benzodioxole insecticide precursors
    • Technical grade pesticidal actives

    3. Specialty Dye and Pigment Ingredient

    Specialty dye houses and pigment manufacturers use 1-Bromo-2,3-Dimethoxybenzene for production of advanced colorants. The electron-donating methoxy groups combined with the bromide enable electrophilic substitution and subsequent extension to diaryl or triaryl systems. These intermediates impart strong, stable coloration with improved solvent fastness for use in technical textiles, printing inks, and advanced polymer colorant applications. Material traceability and process cleanliness are mandatory to minimize batch shade variation and to ensure pigment stability during high-shear extrusion or printing processes.

    Industry compliance standards

    • EN 71-3:2019+A1:2021 (Safety of Toys—Migration of certain elements, pigment use in children's products)
    • Oeko-Tex Standard 100 (Textiles safety)
    • ISO 9001 quality management for specialty chemicals
    • EU REACH Annex XVII (colorant restriction compliance)

    Typical usage ratio

    • 180–230 g per kg of pigment batch, refined per target shade intensity and process yield
    • Adjusted according to extinction coefficient and downstream pigment formulation route

    Downstream process integration

    • Undergoes bromination coupling with dye core structures
    • Combined with amines for azo dye synthesis or reduced for anthraquinone extension
    • Introduced post-sulfonation or prior to diazotization for pigment stabilization
    • Monitored for residual bromoarene by high-performance liquid chromatography (HPLC)

    Final product types

    • High-performance textile dyes
    • Technical pigment concentrates
    • Solvent-based ink colorant dispersions
    • Polymer masterbatches for automotive and industrial applications

    4. Advanced Material Monomer and Building Block

    Producers of specialty polymers and resins deploy this molecule as a monomeric building block in customized network-forming reactions. The bromo group facilitates nucleophilic aromatic substitution and coupling—vital for introducing tailored functionalities or crosslinking segments into engineered polymers. Applications include electronic encapsulants, epoxy systems, and high-temperature adhesives, where aromatic substitution patterns impact thermal and mechanical property profiles. Material purity and consistent functionalization level are critical for process control and downstream end-use reliability in industrial laminates and microelectronic applications.

    Industry compliance standards

    • RoHS Directive 2011/65/EU (electronic material safe use)
    • UL 94 flammability standards (for polymer resins)
    • IEC 61249-2-21 for base materials in printed circuit boards
    • ISO 14001 environmental management for polymer facilities

    Typical usage ratio

    • 0.05–0.25 mol per mol of bulk monomer in co-polymerization
    • Modified for desired crosslink density and polymer chain length

    Downstream process integration

    • Employed in the nucleophilic aromatic substitution step for thermostable resin synthesis
    • Incorporated as a functional monomer in radical or condensation co-polymerizations
    • Added before bulk polymerization or resin curing cycles
    • Quality-checked for bromide content and unreacted monomer

    Final product types

    • High-temperature epoxy resins
    • Polymeric electronic encapsulants
    • Crosslinked adhesive matrices
    • Printed circuit board prepregs
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    More Introduction

    1-Bromo-2,3-Dimethoxybenzene: A Reliable Building Block for Modern Synthesis

    Looking Closely at the Value Behind 1-Bromo-2,3-Dimethoxybenzene

    Chemists and researchers across the globe keep searching for new ways to streamline complex organic synthesis. The molecular world lives and dies by the reliability of intermediate compounds, and one that keeps showing up at the center of innovative work is 1-Bromo-2,3-Dimethoxybenzene. This name may sound dense, but folks who rely on it recognize its knack for delivering consistent results where others have let them down.

    Digging Into What Makes 1-Bromo-2,3-Dimethoxybenzene Practical

    This compound stands out because it brings a rare combination of halogen and ether functionality on a single aromatic ring. That might not mean much outside a laboratory, but this structure allows for selective reactions in research and industry. The presence of bromine allows for various cross-coupling reactions, opening the door to Suzuki, Stille, or Heck transformations. In straightforward terms, this compound hands chemists the keys to chemically modify aromatic systems without wrecking the rest of the molecule. The two methoxy groups direct these reactions and fine-tune where the action happens on the ring—making seemingly tough transformations easier.

    Think about the headaches with starting materials that offer too little versatility. I remember burning hours trying to adapt alternatives, watching reactions stall or produce bundles of byproducts. Shifting to 1-Bromo-2,3-Dimethoxybenzene let the lab bypass endless purification steps and unpredictability. The aroma of solvent may still hang in my memory, but the stress of constantly troubleshooting dropped off. In synthesis, old roadblocks need solid solutions, and this aromatic bromide is well-known for clearing the path.

    Specifications and Consistency Matter

    Researchers trust chemicals like 1-Bromo-2,3-Dimethoxybenzene not because of a flashy label or a promising datasheet, but thanks to proven batch-to-batch reliability. Purity levels above 98% don’t just light up the spec table—they make real work reproducible. Moisture content, melting point, and meticulous HPLC traces separate reliable intermediates from unreliable ones. If purity slips, downstream reactions fall apart, wasting money and time. Any experienced hand knows to check for lot consistency, and in practice, widespread adoption of this compound owes a lot to chemical makers who know chemists get anxious when they can’t replicate their results.

    Handling remains straightforward. Store it dry, protect it from direct light, and avoid excessive heat. Any standard organic lab can incorporate it without fancy equipment. That accessibility gives less well-funded labs and newer researchers a fairer shot at reliable innovation.

    Usage: Where Does 1-Bromo-2,3-Dimethoxybenzene Really Shine?

    Most organic synthesis doesn’t land in a textbook—it churns quietly in labs developing pharmaceuticals, agrochemicals, dyes, and specialty materials. 1-Bromo-2,3-Dimethoxybenzene keeps finding its way into the plans of chemists looking to build more complex aromatic frameworks. It serves as a staple in the Suzuki-Miyaura cross-coupling, offering a gateway to biaryl synthesis. Cross-coupling has powered advances in medicinal chemistry, generating new drug candidates, kinase inhibitors, and anti-inflammatory agents. Without reliable starters like this bromo dimethoxybenzene, medicinal chemistry would take the slow lane or spin in circles without progress.

    I’ve watched how using neighboring products forces researchers to spend days on extra protection-deprotection steps before attaching new groups. Here, the two methoxy substituents block off the reactive ring positions, ensuring the chemistry heads in one direction without veering off course. The result? Cleaner conversion, reduced waste, and clearer analytical data. Experienced teams have learned that simpler, more predictable molecules mean more experiments completed in less time. More data get published, and real solutions start to move out of the lab and closer to helping people.

    What Sets It Apart?

    Some may ask why not reach for any halogenated or methoxylated benzene instead. The devil is in the details. Move a methoxy group and the selectivity can evaporate. Swap bromine for chlorine or iodine, and cost, reactivity, or compatibility can all suffer. I remember running side-by-side experiments using closely related building blocks. The difference wasn’t always obvious on the reactant shelf, but the reaction vials told the truth. Contaminants popped up, yields slumped, and purification dragged on. Only after logging each setback did the answer become clear: not every similar-sounding compound behaves the same under real-world synthesis needs.

    The balance here—two ortho methoxy groups next to a bromine—guides reactions in predictable ways. Unwanted substitutions and rearrangements drop off. Chemists aiming to build more sophisticated molecules find fewer surprises. Compounds with no substitution, or just a single methoxy, often require extra tricks or resorting to less green chemistry, ratcheting up costs and environmental headaches.

    Maybe more importantly, stability during storage prevents losses from oxidation or decomposition, a problem that pops up regularly for less robust intermediates. Knowing your key ingredient will survive long-term storage takes a load off—you spend less time chasing expired chemicals and more time getting work done.

    Why Reliable Building Blocks Matter for Progress

    The push towards greener, faster, safer organic chemistry didn’t happen by accident. Move toward cross-coupling wasn’t just an academic exercise—it let industry shift away from lead- and tin-catalyzed couplings, not to mention the less-than-friendly byproducts many old-school methods churn out. 1-Bromo-2,3-Dimethoxybenzene has held up to the real-world demand, still letting chemists use milder conditions. Reducing harsh reagents not only cuts costs and risk but means fewer toxic leftovers. Cleaner workups and better atom economy make a difference.

    For anyone in the business of developing new molecular entities or scaling up for manufacture, staring at a finite R&D budget means valuing every gram and every hour spent. My team always pored over supply chain issues, purity slips, and revalidation headaches. Switching from unreliable intermediates to well-documented, globally available options closed off many avenues for error. Clean, direct paths in synthesis help keep projects on track and vital discoveries moving forward. When barriers drop for fundamental reagents, the benefits echo far beyond just one reaction—the whole field moves forward.

    Shaping the Next Wave of Research

    1-Bromo-2,3-Dimethoxybenzene has helped fuel rapid development of new ligand systems for catalysis and the construction of heterocycles, both of which open up new possibilities for advanced material and drug design. Routine use in palladium-catalyzed arylations has pulled in attention from both academic and private groups aiming to develop more efficient pathways towards known and novel compounds. Teams chasing next-generation cancer treatments or specialty polymers are leveraging this compound because it keeps experimental focus sharp and workflow straightforward.

    There’s a learning curve with every new intermediate. Cost and supply still matter to small-scale research and to industrial-scale applications alike. Teams work through every option before locking in a key intermediate, running repeated test reactions, working up analytical checks, and confirming stability over time. This compound’s consistently positive reports in literature and in the halls of R&D keep drawing new attention. Those who have switched away from woolier, less well-characterized reagents rarely look back for good reason.

    The Cost of Switching: When Chemists Play with Substitutions

    Sometimes curiosity or necessity drives a team to test what starts as a cheaper or more widely marketed substitute. I’ve seen this happen in my own lab. The initial quote for a different brominated benzene seems like easy savings. Time and again, unanticipated side-products, new hazards, or simply lower yields devour the budget advantage in just a handful of trials. Impurities can linger that don’t just mess up a clean column—they can disrupt crystallizations, or worse, contaminate biological samples headed for downstream testing. The hassle of disposal and extra solvent use can add up too.

    In one notorious pilot, a cheaper alternative led to a cascade of phone calls with the supplier, eventually delaying delivery timelines and pushing back the whole research schedule. With 1-Bromo-2,3-Dimethoxybenzene, most teams avoid these surprises altogether, choosing performance and repeatability over alluring initial discounts. Reliable sourcing often supports better bulk pricing as demand ramps up, and researchers who scale up find far less drama at kilogram levels, which isn’t always the case with less popular intermediates.

    Product Evolution Driven by Research Needs

    The needs of the modern lab evolve all the time, as new techniques crop up and regulatory requirements shift. Chemists regularly revisit older syntheses, updating them with current methods, greener options, or cheaper catalysts. 1-Bromo-2,3-Dimethoxybenzene holds a stable spot thanks to its versatility. I’ve watched it weave its way into state-of-the-art methods involving microwave-assisted cross-couplings, metal-free routes, or eco-friendly solvents. This stability turns out to be its main selling point; the core molecule does not demand fundamental retooling for new techniques. Powerful options keep emerging, but the building blocks driving them show more continuity than most people realize.

    Many researchers depend on published literature and robust market data before making decisions. Experiences shared at conferences, backed by peer-reviewed outcomes and industry reports, have protected this compound’s position. As scientists push further into developing next-generation pharmaceuticals, materials, and diagnostics, they keep returning to building blocks that don’t disappoint. 1-Bromo-2,3-Dimethoxybenzene stands among those rare ingredients offering both proven history and emerging utility.

    Suppliers, Trust, and the Lab Bench Reality

    On the supply side, global vendors have done the legwork to make this molecule broadly accessible. I know chemists who favor suppliers who not only ship promptly, but also provide detailed certificates of analysis and lot validation on request. Some labs even keep in touch directly, reporting back on minor differences and refining documentation based on shared feedback. This dialog grows a collective base of real-world experience that daily Google searches or databases can’t capture.

    Those who follow the market closely notice price jumps driven by disruptions or changes in source materials. Teams that plan ahead, communicate openly with vendors, and reserve materials build a safety net others envy. Even with the best product, neglecting your supply chain opens the door for stress and lost momentum. It pays to build real relationships with sales reps and technical support; they alert you to any lot changes, shipping delays, or unexpected supply dips. In a field where lead times and purity changes can upend the best plans, this kind of ongoing trust stands tall.

    Pushing for Greener Synthetic Pathways

    Every chemical process faces growing scrutiny not just within the research community, but from safety and environmental health perspectives as well. The availability of reliable, well-characterized aromatic bromides helps replace not only dirtier, old methods but also routes full of inefficient stops and excess waste. Institutional review boards and company leadership have started asking for real proof that research teams are thinking ahead—incorporating green chemistry goals without sacrificing project speed or reproducibility.

    Many have begun switching solvent systems, tweaking purification designs, and measuring real environmental impact with modern metrics. Using 1-Bromo-2,3-Dimethoxybenzene with milder transition metal catalysts, lower emissions, and reduced glovebox time checks several of these new boxes. Software platforms now track waste, time, and raw material usage more closely. Projects choosing better-characterized intermediates like this one consistently post results showing real reductions in hazardous byproducts. It’s a winning strategy—not only does it meet regulatory scrutiny, but it attracts new funding, partnership opportunities, and deepens trust within the scientific community.

    Productivity, Mental Load, and Life in the Lab

    Science is as much about clear-headed decision-making as smart chemistry. Struggling through ambiguous or unreliable starting materials wears down morale and stalls creativity. Reliable intermediates remove just enough uncertainty from the workflow. Fewer false positives, less time chasing artifacts, more faith in each new step: it all adds up.

    I’ve worked with teams that dreaded opening each new bottle of an inconsistent reagent, sweating every TLC plate and NMR spectrum. Adding a solid, predictable intermediate to the workflow was a quiet relief. The gear shifter on scientific project management can move quick—one day behind the curve, the next back on pace just because the building blocks started showing up in expected purity and condition.

    Quality reagents don’t just protect data; they help researchers enjoy their work. That satisfaction pays off in less burnout, more creativity, and better research questions asked at the next meeting. Moving off unreliable chemicals to well-supported standards like 1-Bromo-2,3-Dimethoxybenzene has become a straightforward, proven upgrade.

    Barriers and Opportunities Ahead

    Not everything with a complicated name holds up as well as this intermediate. Some researchers must convince purchasing managers or finance departments to weigh up-front costs against avoided risks and wasted time. Sharing success stories, providing reference analyses, and breaking out total project costs can swing those debates. Academic and industry groups must cooperate to keep eyes on both innovation and pragmatism.

    As regulatory landscapes adapt and new stakeholders join scientific projects, quality standards for intermediates will rise further. Labs willing to invest in documented, reproducible building blocks find new doors opening: stronger partnerships, smoother scale-up, and more credible outcomes in the eyes of funders, reviewers, and investors.

    Many of the most productive research teams I’ve met don't just chase the next molecule. They organize their work to minimize risk, use robust chemicals, and focus on progress that can be repeated by others. Selecting stable, proven compounds like 1-Bromo-2,3-Dimethoxybenzene helps projects finish on time and reduces troubleshooting. That’s where the future of chemistry is headed—less drama, more results, and better outcomes for everyone relying on the next big discovery.