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2-Bromo-5-Chlorobenzyl Alcohol

    • Product Name 2-Bromo-5-Chlorobenzyl Alcohol
    • Alias 5-Chloro-2-bromobenzyl alcohol
    • Einecs EINECS 609-242-1
    • 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

    499608

    Productname 2-Bromo-5-Chlorobenzyl Alcohol
    Casnumber 885521-34-0
    Molecularformula C7H6BrClO
    Molecularweight 221.48 g/mol
    Appearance White to off-white solid
    Meltingpoint 62-66°C
    Purity Typically ≥97%
    Solubility Soluble in organic solvents such as DMSO and methanol
    Smiles OCc1cc(Cl)ccc1Br
    Inchi InChI=1S/C7H6BrClO/c8-6-2-1-5(4-10)3-7(6)9/h1-3,10H,4H2
    Storageconditions Store at 2-8°C in a dry, well-ventilated place
    Synonyms 2-Bromo-5-chloro-benzylic alcohol

    As an accredited 2-Bromo-5-Chlorobenzyl Alcohol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

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    Application of 2-Bromo-5-Chlorobenzyl Alcohol

    Applications of 2-Bromo-5-Chlorobenzyl Alcohol in Industrial Manufacturing

    2-Bromo-5-Chlorobenzyl Alcohol serves as a specialized intermediate in several high-value industrial sectors. Its unique molecular structure supports demanding synthesis pathways where targeted substitution patterns drive end-use performance and regulatory compliance. As a direct manufacturer, we support downstream industries with strict process specifications and quality documentation.

    1. Pharmaceutical Intermediate for Active Pharmaceutical Ingredient (API) Synthesis

    This material acts as a core intermediate in the multistep synthesis of select APIs, particularly for antihypertensive and central nervous system drug substances. Customers apply it during early-stage construction of aromatic scaffolds, leveraging its halogenated profile to control reactivity in subsequent coupling or substitution reactions. The compound often enters batch reactors under anhydrous, nitrogen-controlled environments to avoid by-product formation. Its purity profile is critical for downstream assay yields and impurity control, aligning to ICH Q7 API manufacturing guidelines. Process-specific use dictates close monitoring of conversion efficiency and minimal residual solvent levels in the intermediates prior to final API assembly, culminating in rigorous HPLC and GC-MS quality checks before API isolation.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice Guide for Active Pharmaceutical Ingredients
    • 21 CFR Part 211 (US FDA cGMP for Finished Pharmaceuticals)
    • European Pharmacopoeia monographs as applicable to intermediate controls
    • EDQM and US FDA GMP inspection readiness

    Typical usage ratio

    • Typically 0.3–1.2 molar equivalents per target molecule step
    • Adjusted based on target API yield and selectivity parameters
    • Process intensification may reduce ratio in pilot scale
    • Purity demands can affect input tolerance by ±10%

    Downstream process integration

    • Applied during aromatic nucleophilic substitution or coupling reactions
    • Usually charged to jacketed batch reactors under inert gas
    • Pre-processed via dry-milling if downstream solution stability is critical
    • Removed by extraction or crystallization after intermediate completion

    Final product types

    • Antihypertensive APIs
    • Anti-tumor APIs
    • CNS-active small molecule APIs
    • Key aroma intermediates within GMP synthesis lines

    2. Agrochemical Synthesis Intermediate

    Leading agrochemical manufacturers incorporate this raw material into the syntheses of halogenated benzyl derivatives used in fungicide, herbicide, and plant regulator formulations. Its dual halogenation supports regioselective substitution, enabling design of actives targeting persistent field pests or resistant fungal strains. Reactions run under controlled temperature and atmospheric pressure in jacketed stainless vessels. QC labs monitor each batch against internal release criteria, with focus on absence of residual by-products and precise halogen balance. These measures satisfy regulatory filing requirements for product stewardship during downstream crop-protection product registration and international export shipments.

    Industry compliance standards

    • ISO 9001:2015 Quality Management System
    • OECD Good Laboratory Practice (GLP, for test batch data)
    • FAO/WHO Specifications for Plant Protection Products
    • REACH Regulation (EC) No 1907/2006 for EU-bound products

    Typical usage ratio

    • Ranges from 8–18% by mass of main active ingredient precursor batch
    • Varies according to conversion yield and required halogenation density
    • Specific allocation per customer product line/formulation
    • Process validation may further optimize ratio within tolerance window

    Downstream process integration

    • Charged during early condensation or acylation steps in active synthesis
    • Added neat or as a formulated solution, depending on process line setup
    • Monitored by titration and HPLC for stepwise consumption
    • Intermediate filtered off or further transformed to technical product

    Final product types

    • Fungicidal actives for cereals, fruits, and vegetables
    • Herbicidal intermediates for selective field application
    • Plant growth regular intermediates
    • Halogenated pesticide scaffolds

    3. Specialty Polymer Monomer Platform

    In specialty polymer manufacturing, this compound enters as a halogen-functionalized monomer or chain modifier, particularly for resins requiring tailored electronic or barrier properties. End user industries include advanced coatings and sensor materials, where precise substitution ensures targeted reactivity and mechanical performance. Our customers typically introduce the material during solution or emulsion polymerization steps, controlling temperature and solvent polarity to ensure efficient monomer incorporation. The raw material’s dual halogen and benzyl alcohol functionalities enable secondary crosslinking, critical in advanced film-forming and encapsulation applications for electronics or precision adhesives.

    Industry compliance standards

    • ISO 14001 Environmental Management (production emissions and workplace safety)
    • RoHS Directive 2011/65/EU for electronics-ready coatings
    • REACH Regulation compliance for all monomer imports/exports
    • VDE standards (for electrical insulation applications)

    Typical usage ratio

    • Incorporated at 2–7% by mass in copolymer matrices
    • Adjusted according to desired halogen content and targeting physical property balance
    • Lower ratios in crosslinking-rich formulations
    • Fine-tuned for molecular weight distribution goals

    Downstream process integration

    • Injected into reactor after initial initiator blend
    • Mixing continued to achieve uniform distribution within polymer matrix
    • Process temperature and time monitored for complete conversion
    • Final polymer subjected to GC, FTIR, and mechanical tests for end-use approval

    Final product types

    • High-barrier specialty resins for electronics
    • Halogenated adhesive formulations
    • Custom-engineered resins for automotive coatings
    • Encapsulation films for printed circuit boards

    4. Custom Synthesis of Fine Chemical Intermediates

    Numerous contract synthesis providers and fine chemical firms source this compound for downstream modification into more advanced molecules, including bespoke halogenated benzyl derivatives and photoactive compounds. The alcohol group supports etherification or esterification, while the halogen substituents enable controlled ortho- or para-substitution. Custom projects typically use this as a starting point in route scouting and process optimization under strictly controlled conditions, with robust documentation to ensure batch-to-batch reproducibility. Customer audits focus on our in-process controls, full batch traceability, and cleaning validation results to minimize cross-contamination risk in isolated production suites.

    Industry compliance standards

    • Chemical Facility Anti-Terrorism Standards (CFATS) for precursor tracking
    • ISO 9001:2015 for contract manufacturing
    • Strict GHS/CLP compliance for labeling and SDS management
    • Internal customer-specific quality protocols

    Typical usage ratio

    • Initial charge 1.0–1.6 molar equivalent relative to downstream target
    • Adjusted according to anticipated yield loss in each synthetic step
    • Process R&D may revise ratio for scale-up/pilot runs
    • Small-scale projects may use up to 10% excess for reaction completeness

    Downstream process integration

    • Introduced as seed reagent in sequential or parallel synthesis campaigns
    • Included in automated synthesize platforms for library construction
    • Monitored for conversion and residual trace impurities
    • Reacted with acids, bases, or oxidizers for structural diversification

    Final product types

    • Halogenated benzyl ethers or esters for analytical standards
    • Precursor blocks for OLED and photoresist materials
    • Fine chemical intermediates for advanced organic synthesis
    • Building blocks for research reagents
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    More Introduction

    Introducing 2-Bromo-5-Chlorobenzyl Alcohol: Practical Value for R&D and Industry

    What Sets 2-Bromo-5-Chlorobenzyl Alcohol Apart

    New molecules don't show up in research labs or production lines by accident. People develop, test, and select them purposefully, building on what works. 2-Bromo-5-Chlorobenzyl Alcohol stands as a well-judged choice for teams aiming for reliable halogenated intermediates in both bench-scale research and larger pharmaceutical or agrochemical pipelines. The presence of bromine and chlorine atoms on the benzyl alcohol backbone opens interesting pathways for synthesis, especially for those chasing finely tuned molecular targets.

    For me, hands-on work in organic labs underscored how halogen substituents steer reactivity. In 2-Bromo-5-Chlorobenzyl Alcohol, the position of the bromo and chloro groups at the 2 and 5 locations directly shapes its behavior. I’ve seen colleagues run into bottlenecks using less specialized intermediates. Either they'd get poor yields, or impurities would drown out the product. Swapping in a compound like this one often cleared the road because the positions of the halogens can push reactions where you want them—into unique coupling, substitution, and protection sequences that less sophisticated analogues can hardly match.

    Specifications and Offered Forms

    The product typically arrives as a white to pale solid, highlighting a purity that keeps downstream problems in check. Recent batches often meet or exceed 98% purity by HPLC analysis, an expectation rather than a label claim, and that’s something synthetic chemists and QA staff both keep a careful eye on. Structural formula: C7H6BrClO. Molecular weight clocks in at about 221.48 g/mol, which matters during scale-up and for those calculating reactant equivalence.

    Storage stays simple: cool, dry, sealed away from oxidants. The compound’s melting point usually falls in a tight range between 70°C and 75°C, easing crystallization and purification planning.

    Purpose and Real-World Uses

    My own exposure to benzylic alcohols came first as a student and then while supporting process chemistry teams. Benzyl alcohols as a class often pull extra duty as building blocks, but bringing in chlorine and bromine at precise spots gives room for much more. In medicinal chemistry, tweaking just one position can shift biological activity from weak to potent. 2-Bromo-5-Chlorobenzyl Alcohol lets chemists quickly install versatile groups, push cross-coupling reactions, and shape molecules that show antiviral, antibacterial, or even herbicidal properties.

    In one project, we chased a set of derivatives targeting plant protection, and the bromo/chloro setup allowed modification at the 5-position that a plain benzyl alcohol couldn’t touch. Whether developing kinase inhibitors or working on seed coating actives, this compound opens doors. I’ve watched teams in the pharmaceutical sector lean on this product for library synthesis, while others in fine chemicals take it as a linker or a branching point toward larger scaffolds.

    Thinking Beyond the Basics: Applications That Matter

    People sometimes overlook the gap between research and mass production. I’ve seen pilot plants bog down due to unpredictable intermediates, introducing delays and wasted resources. 2-Bromo-5-Chlorobenzyl Alcohol brings confidence when moving from a few grams in a hood to hundreds of kilos in a reactor. Good suppliers document impurity profiles and batch consistency, because nobody wants their API or active ingredient campaign derailed by a wild-card intermediate.

    In pharmaceutical design, selectivity often matters more than anything else. The set-up of halogen groups on this molecule lets research chemists build custom aryl or alkyl derivatives with predictable regioselectivity. This control cuts down on failed experiments and surprise by-products, saving money and weeks of work.

    Its use isn’t limited to end-stage drugs or crop additives. Research-scale teams tap this molecule for ligand synthesis, fluorescent probes, and as a partner for metal-catalyzed reactions. The alcohol can be oxidized cleanly, protected as an ether, or used in reductive aminations—so it fits multiple purposes in a sequence, not just a single niche.

    Comparing to Other Intermediates

    Chemists rarely pick an intermediate because it’s new or trendy. It’s about reliability and how well it fits the synthetic plan. Other benzyl alcohols—like unsubstituted ones or those bearing only a single halogen—don’t offer the same reactivity profile. A simple benzyl alcohol works for protecting group chemistry, but falls short during iterative cross-coupling or challenging substitutions. Subtle tweaks, like adding a second halogen, bring new opportunities.

    Take 2-Bromobenzyl Alcohol or 5-Chlorobenzyl Alcohol as examples. They each offer one reactive handle, but combining both on the same ring expands where reactions start and finish. Two halogen groups mean more routes for Suzuki or Heck coupling, and the selective activation of one position over another. You get more options, less waste of reagents, and less need for repeated purification.

    Real value comes from choosing the best route, not just the most familiar one. The compound's unique set-up often bumps up overall process efficiency—a fact I’ve seen borne out in the yield tallies of multiple research teams.

    Quality, Sourcing, and Safety in Practice

    Nobody wants a mystery substance showing up when a batch of a new drug calls for tight specifications. Routine analysis by NMR, HPLC, and mass spectrometry gives teams the transparency they count on. From a practical perspective, seeing a certificate of analysis for every lot—including impurity signatures and storage guidelines—builds trust between supplier and end user.

    Handling halogenated organics asks for extra diligence. I’ve seen a few labs take shortcuts—short-lived time savers that led to costly cleanups or exposure risks. Safe handling protocols, PPE, and well-maintained ventilation are not optional here. The right approach limits hazards, protects staff, and keeps compliance officers off your back.

    As environmental standards rise, waste solvent and halogen management become even more critical. I’ve worked with teams adapting new capture and recycling programs, using closed-loop systems where possible. The right chemical gives you control, but only if the supporting practices are just as robust.

    Supporting Innovation With Better Tools

    Every research project and production run leans on trust and results. Time after time, bottlenecks crop up at the intersection of reliability, safety, and performance. I’ve watched new grads and senior scientists work faster and with more confidence using high-quality intermediates—2-Bromo-5-Chlorobenzyl Alcohol included—because known tools let you focus on the real unknowns: the chemistry you’re trying to unlock.

    For teaching new researchers, there’s little substitute for seeing a reaction work as intended. Having material like this on hand means cleaner results and more meaningful troubleshooting. When the starting point is right, the outcome often falls into place with fewer headaches.

    Environmental and Regulatory Factors

    No compound operates in a vacuum—every chemical brings a footprint and a set of rules. This intermediate falls under various regional guidelines for handling halogenated aromatics. Regulations can shift, especially around waste management and worker exposure, so the best labs track MSDS updates closely. Working with halogenated compounds sometimes sparks hesitation due to perceptions about environmental risk. Fortunately, batch traceability, safer packaging, and smarter solvent handling keep the risks in check.

    Technological growth in green chemistry means fewer emissions and less environmental harm than in years past. The realities of licensing, disposal, and recycling remain, but the right facilities handle such concerns with minimal fuss. Choosing intermediates designed for clean conversion and separations at scale plays into these efforts, cutting waste without slowing down progress.

    Economic Sense and Supply Chain Stability

    Economic pressures can steer which intermediates get chosen—even influential pros sometimes pick based on short-term price over long-term value. With specialty compounds like 2-Bromo-5-Chlorobenzyl Alcohol, the discussion goes beyond sticker price. A mediocre substitute might seem frugal, but every failed run, lost day, or quality investigation brings costs in wasted starting materials, staff time, and missed deadlines.

    Supply chain reliability also looms large. Juggling multiple suppliers for something as specialized as this invites delays or quality mismatches. From experience, teams hit fewer snags locking in with sources that show dependable lot-to-lot consistency, offer technical support, and keep thorough documentation on file.

    Shortages of starting halides or fluctuating shipping timelines can ripple downstream. Seasoned buyers set up contingency planning for critical intermediates. Some labs stock extra reserves, weighing storage costs against the risk of running empty at the wrong moment. Others partner with regional distributors who can bridge supply gaps quickly.

    Educating the Next Wave of Chemists

    Long-term lab managers know the value of giving new researchers a hands-on feel for reliable, well-understood compounds. A molecule like 2-Bromo-5-Chlorobenzyl Alcohol fits into this tradition. It allows trainees to see the impacts of substitution patterns on reactivity without the unpredictable quirks that come from less pure or inadequately characterized samples.

    Workshops and advanced classes use this molecule to teach cross-coupling, protection and deprotection, and structure-activity relationships in medicinal chemistry. As a trainer, I found that being able to point out where a bromine or chlorine can be swapped—without scrambling for cleanup—built my students’ confidence. This builds stronger chemists, capable of innovation rather than just repetition.

    Looking Ahead: Meeting Evolving Needs

    Innovation speeds up every year, pushing research chemists and process engineers into faster cycles and higher expectations. Solid, versatile intermediates like 2-Bromo-5-Chlorobenzyl Alcohol support this push in tangible ways. They act as the pivot points around which custom syntheses, new drug candidates, and smart crop protectants turn.

    I’ve seen pharmaceutical project leads relax a little when analytical data for a tricky intermediate checks out on the first run. Confidence in a batch means less troubleshooting and more productive hours. Likewise, industrial teams looking to trim waste appreciate the efficient reactivity this compound brings—it lets them get more out of each step, translating to leaner, smarter processes.

    As digital tracking and real-time quality monitoring spread across industry, documentation and impurity mapping come standard. It’s no longer enough to simply have a material available; it must arrive with data, traceability, and evidence of sustainable practices.

    Potential Improvements and Solutions for Persistent Problems

    Challenges remain, especially around halogen management and cost control. In my own project work, cost spikes for brominated aromatics sometimes forced teams to rethink entire synthetic sequences. Collaborative purchasing groups offer leverage for negotiation, while in-house recycling recovers value from spent materials. Many labs now invest in improved analytics to flag even faint impurities or supply inconsistencies, building more resilience into high-value project streams.

    Teams working at scale sometimes run into bottlenecks with strict regulatory scrutiny or international shipping complications. Staying updated on changes in classification, labeling, and permissible exposure limits lets production continue without surprise interruptions. Back-up suppliers, strong supplier relationships, and digital inventory tracking round out a best-practice toolkit for minimal downtime.

    Continued Relevance: Making Reliable Intermediates Count

    In fast-paced research and development settings, dependable building blocks stretch budgets and speed up project timelines. This holds true across medicinal chemistry, agricultural innovation, and advanced materials discovery. 2-Bromo-5-Chlorobenzyl Alcohol offers the rare combination of flexibility, control, and proven compatibility with a sweeping range of synthetic targets.

    I’ve watched diverse teams—from startup biotechs to established agrochemical producers—choose this intermediate when chasing higher yields, fewer purification steps, and more robust supply chains. Success hinges not only on cutting-edge ideas, but on steady hands and smart selections at every stage. Trustworthy intermediates form the backbone of real progress.

    With new challenges and possibilities always arriving, the importance of carefully chosen, high-performing compounds will only grow. Researchers with hands-on experience and a practical mindset seek out products that save time, reduce risk, and keep discovery on track. For many, 2-Bromo-5-Chlorobenzyl Alcohol delivers exactly that.