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3-Bromoheptane

    • Product Name 3-Bromoheptane
    • Alias n-Propylbutyl bromide
    • Einecs 210-001-6
    • 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

    155341

    Name 3-Bromoheptane
    Molecularformula C7H15Br
    Molarmass 179.10 g/mol
    Casnumber 3527-04-0
    Appearance Colorless to pale yellow liquid
    Boilingpoint 161-163 °C
    Density 1.14 g/cm³
    Refractiveindex 1.447
    Flashpoint 56 °C
    Solubilityinwater Insoluble
    Smiles CCCCCC(Br)C
    Inchi InChI=1S/C7H15Br/c1-3-4-5-6-7(2)8/h7H,3-6H2,1-2H3
    Meltingpoint -69 °C

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

    Packing & Storage
    Packing The 100g amber glass bottle of 3-Bromoheptane is securely sealed, features a hazard label, and displays all regulatory and safety information.
    Shipping 3-Bromoheptane is shipped in tightly sealed containers, compliant with chemical safety regulations. It should be stored in a cool, well-ventilated area, away from sources of ignition and incompatible substances. Handling requires appropriate personal protective equipment. Transport must follow relevant local, national, and international regulations for hazardous materials to ensure safe delivery.
    Storage 3-Bromoheptane should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from sources of ignition or heat. Keep it away from strong oxidizing agents and incompatible materials. Store at room temperature and protect from direct sunlight and moisture. Ensure proper labeling and access only to trained personnel. Use secondary containment to prevent spills.
    Application of 3-Bromoheptane

    Applications of 3-Bromoheptane in Industrial Manufacturing

    3-Bromoheptane acts as a valuable alkylating agent and organic intermediate for several specialized industrial sectors. The following outlines the main application fields, their unique requirements, processing integration steps, and resulting finished product types.

    1. Pharmaceutical Alkylation Intermediate

    Pharmaceutical API manufacturers utilize 3-bromoheptane as a targeted C7 alkyl chain source in syntheses of active molecules, especially for cardiovascular and neurological drugs. Its use requires strict impurity control and traceability from raw material intake to final API crystallization. Operators establish validated purification steps and follow batch record alignment for regulated markets. Effective alkylation typically occurs in the presence of strong base and polar aprotic solvents. Intermediate quenching and product isolation are essential to prevent carryover of byproducts.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • USP–NF and Ph. Eur. reference monographs
    • EDQM Certification of Suitability (CEP) where applicable
    • REACH registration for all imported intermediates

    Typical usage ratio

    • Used at 0.95–1.2 molar equivalents per target alkylation site
    • Adjusted up to 1.5 equivalents in cases of poor substrate reactivity or scale-up

    Downstream process integration

    • Feeds directly into SN2 alkylation reactors post-activation of nucleophilic precursor
    • Used during early to mid-stage synthesis prior to final ring closure or functionalization
    • Strict in-process quality control via GC/HPLC monitoring

    Final product types

    • API core intermediates for antihypertensive and anticonvulsant agents
    • Specialty molecules for CNS drug research and development
    • Serially derived pharma-grade heptylated compounds

    2. Agrochemical Active Ingredient Synthesis

    Major agrochemical formulators use 3-bromoheptane to introduce seven-carbon alkyl chains essential for the activity and bioavailability of select fungicidal and herbicidal actives. Strict hazard control, solvent compatibility, and chain-length precision are mandatory to avoid off-target synthesis. Operators must document all batch additions and adhere to regional residue limits in the case of directly handled actives.

    Industry compliance standards

    • OECD Principles of Good Laboratory Practice (GLP) for pesticide actives
    • US EPA 40 CFR Part 158 data requirements (USA)
    • China GB2763 maximum residue limits for pesticides
    • REACH substance registration and CLP classification

    Typical usage ratio

    • Typically employed at 1.0–1.3 equivalents relative to nucleophilic substrate
    • Adjusted for chain-transfer efficiency based on precursor nature and catalyst loadings

    Downstream process integration

    • Added to alkylation steps for key intermediates after protection of reactive moieties
    • Introduced into closed-system reactors with rigorous emission control
    • Residual content checked via LC-MS during intermediate and technical-grade product QC

    Final product types

    • Heptyl-substituted triazole fungicides
    • Pyridine and pyrazole based herbicides with enhanced soil stability
    • Agrochemical technical concentrate intermediates

    3. Surfactant and Emulsifier Manufacturing

    Specialty chemical producers incorporate 3-bromoheptane during synthesis of custom surfactant molecules, enabling precise hydrophobic tail design for detergents, emulsifiers, and dispersing agents. Accurate dosing and process control ensure desired C7 chain distribution and control of byproducts such as dibromoheptanes. Chain length must match application, and downstream blending targets product purity, stability, and foaming properties.

    Industry compliance standards

    • ISO 9001 quality management system for surfactant production
    • EU Detergents Regulation (EC) No 648/2004
    • EPA Safer Choice for nonionic surfactants (when aiming for biocide-free blends)
    • Registration, Evaluation, Authorization and Restriction of Chemicals (REACH, EU)

    Typical usage ratio

    • Between 10–24% by weight, depending on targeted HLB value and product viscosity
    • Adjusted higher for high-foam or high-emulsification derivatives

    Downstream process integration

    • Introduced in alkylation stages reacting with ethoxylated or sulfonated head groups
    • Inline feeding during semi-batch or continuous synthesis
    • Process monitored by GC-MS and surface tension measurements

    Final product types

    • Specialty emulsifiers for coatings, paints, and ink production
    • C7-chain-structured detergents for industrial cleaning
    • Dispersing agents for mineral and pigment slurries

    4. Fragrance and Aroma Ingredient Synthesis

    Fragrance compound manufacturers use the compound as an alkylating agent to build C7-alkyl-substituted derivatives, including esters and alcohols, for synthetic musk and mature fruity notes. Quality teams trace every lot to avoid halogenated residue in finished oils. Batch records must detail solvent and reagent neutralization to ensure aromatic purity in compliance-driven global markets.

    Industry compliance standards

    • IFRA (International Fragrance Association) Global Standards
    • EU Regulation (EC) No 1223/2009 for cosmetic raw materials
    • JSCI (Japanese Standards of Cosmetic Ingredients)
    • ISO 9001 for fragrance compound manufacturing

    Typical usage ratio

    • Generally between 8–18% by weight in precursor transformation steps
    • Dosed based on stoichiometry of alkyl substitution for target molecule

    Downstream process integration

    • Integrated during alkylation of phenolic and alcohol substrates for fragrance intermediates
    • Used in strictly controlled, inert-atmosphere reactors to avoid overbromination
    • Purity confirmed by GC and residual halogen content assay

    Final product types

    • Synthetic musk compounds and branched aliphatic fragrances
    • Linear aliphatic esters for perfumery and cosmetic bases
    • C7-alkylated aldehydes and ketones for aroma blending
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    Certification & Compliance
    More Introduction

    3-Bromoheptane: A Practical Alkyl Bromide Straight from the Manufacturer

    Introducing 3-Bromoheptane

    At our facility, 3-Bromoheptane doesn’t just stack barrels in a warehouse. Each drum moving down the line reflects years of practical experience working with straight-chain alkyl bromides. We manufacture this product for chemists and industry pros who rely on consistent quality batch after batch. With its clear, colorless liquid form and straightforward seven-carbon backbone, 3-Bromoheptane offers versatility for transformations in organic synthesis and specialty chemical applications. We focus on delivering a reagent built for real lab work, not just impressive numbers on a spec sheet.

    Model and Specifications: Keeping It Real

    Our core model centers around GC purity measured at above 98%, with water content tightly controlled below 0.2%. Experienced production teams manage every step, from bromination to final purification, so our liquid avoids haze and clouding. We routinely analyze impurities and keep residual byproducts low, since hidden contaminants can ruin a long reaction or cloud downstream processing. Density hovers at 1.12 g/cm³ at 20°C, and the boiling range stays close to 186–188°C, a sweet spot for handling and storage under ambient warehouse conditions.

    We understand there’s no time for surprises on the chemist’s bench, so our specs speak from hands-on attention to every batch. We check each lot for stability against environmental change—no one wants a product that separates, darkens, or leaves residues in glassware after a few months. That reliability doesn’t come by chance but from years of monitoring and adjusting every parameter.

    How Our Customers Use 3-Bromoheptane

    Day in and day out, our customers take 3-Bromoheptane into applications ranging from pharmaceutical research to specialty additives. The straight-chain (n-heptyl) structure gives chemists plenty of scope. They use it to build longer-chain alkyl groups onto aromatic cores, preparing intermediates that feed into advanced medical, agrochemical, and fragrance compounds. Its single bromine atom at the third carbon opens a doorway: it allows selective nucleophilic substitution that doesn't just create a bag of isomers but targets a predictable carbon, saving purification headaches.

    Industrial research labs regularly choose this compound for the synthesis of surfactants or lubricants, where controlling chain length matters for end product performance. Students and academic labs lean on 3-Bromoheptane for mechanistic studies in SN2 and SN1 pathway investigations—it helps reveal how substitution patterns affect reactivity. Those training the next generation of chemists appreciate a reagent that doesn’t complicate lessons with unreliable outcomes or stubborn impurity profiles.

    Part of what keeps orders coming in: this alkyl bromide enables creative molecular design that smaller or more branched analogs restrict. While some brominated products lean on methyl or ethyl groups, the heptyl chain extends those options. Small molecules just can’t step into those roles, whether the target is a specialty monomer or a designer surface-active agent.

    Comparing with Other Alkyl Bromides

    Experience in production and feedback from the bench have shown us where 3-Bromoheptane fits and where it shines compared to other alkyl bromides. Short-chain alkyl bromides like 1-bromopropane or 1-bromobutane offer high volatility and reactivity but can struggle in sequences needing longer chains or more selective substitution. Mid-sized options like 1-bromohexane cannot always create the desired three-position substitution; only true isomeric placement at carbon-3 yields the specific connectivity vital for certain synthetic routes.

    With 3-Bromoheptane, we deliver that targeted position, combining a manageable boiling range with practical chain length. Chemists appreciate that the third-carbon bromine radically alters how and where chemical reactions proceed; branching or chaining matters in both yield and process efficiency. The isomeric purity we ensure means less waste for clients and fewer structural byproducts during downstream steps—details that directly impact scale-up efficiency and reproducibility.

    We also field questions from engineers looking to avoid environmental and health concerns found in some short-chain alkyl bromides, where regulatory pressure only increases year on year. Longer-chain 3-Bromoheptane offers a safer profile in several regions and reduces volatility risks in storage and transport. We keep open lines of communication with regulatory bodies to monitor these trends, making sure what we supply can move smoothly across borders if needed.

    Why Consistent Quality Matters

    As the producer—not a trader or packager—we know that reproducibility is the backbone of chemical innovation. Faulty or inconsistent batches spark costly troubleshooting, failed scale-ups, and regulatory headaches for downstream users. Each liter of 3-Bromoheptane leaving our facility must pass stringent in-house and independent lab testing, every time, not just at the start of a contract. This isn’t an empty promise: we invest in real-time monitoring, advanced chromatographic analysis, and frequent staff training.

    Regular consultation with partners in pharma, materials science, and process chemistry gives us early warning of evolving needs. Purity above 98% isn’t just a number—it’s the product of detailed understanding, from solvent washes to nitrogen blanketing during bottling. If the industry requires upgraded standards, we move to adapt existing protocols and add analytical checks as needed.

    Practical Handling and Storage Straight from Plant Floor Experience

    Years on the production floor have shown us how routine handling issues cause headaches for customers. 3-Bromoheptane stores best in tightly sealed glass or HDPE containers, out of sunlight and away from high humidity. Technicians report better results keeping it cool—below 25°C—especially in regions with fluctuating ambient temperatures. Our operations team carefully monitors shelf life and tracks every bottle against batch retests; fading color, off-odors, or sediment send up a red flag and trigger a quality deep-dive.

    We keep our labeling simple and clear, so lab benches or process rooms don’t misplace this reagent. Shipment standards include tamper-evident sealing and secondary containment, not because it looks impressive but because people down the supply chain need that peace of mind. Engineers at client sites have praised the robust packaging and straightforward documentation, resulting in fewer reported incidents or confusion during handover to receiving teams.

    Challenges and Our Approach to Solutions

    One recurring hurdle in the alkyl bromide field comes from tackling shelf-life and decomposition. 3-Bromoheptane, like its counterparts, can undergo slow hydrolysis in moist air, creating corrosive byproducts or lowering reaction yields. We addressed this with better drying protocols, inert gas blanketing, and rapid line transfers between production steps. Our field teams periodically visit users’ sites to offer hands-on advice for storing and dispensing, sharing practical tips that prevent waste and extend usability.

    On the synthesis front, raw material volatility and regulatory pressures, especially strict European or North American oversight, make it crucial for us to monitor upstream supply chains. We maintain direct relationships with base chemical suppliers, preferring reliability over last-minute price chasing. Any hint of supply interruption or impurity shift triggers a review and, if needed, a sourcing pivot—no one benefits from unexpected contamination. This close attention to the supply chain has protected our partners from the sort of disruptions that ripple through smaller traders or less dedicated warehouses.

    Chemical safety also comes front and center. Our EH&S teams continuously review best practices to manage spills, accidental skin contact, or vapor inhalation. These aren’t abstract risks—they’re the real slip-ups or near-misses reported across years of manufacturing. We keep MSDS info up to date and make sure shipping partners comply with the latest hazardous materials laws. Internal audits and real-life drills help our teams respond effectively, so we never send untrained hands into a spill or exposure event.

    How Feedback Shapes Our 3-Bromoheptane

    Open channels with customers drive much of our process development. Chemists who struggle with less pure material or unpredictable reactivity tell us exactly where they need improvement. If a client flags an unexpected residue or a change in odor, our quality team contacts them directly and offers batch-by-batch traceability. We've upgraded purification units based on those conversations, and implemented additional filtration or distillation where feedback suggested even trace byproducts compromised high-value synthesis.

    We also solicit input before major process changes. Before switching to a greener, higher-yield bromination reagent, we soft-launched test batches selected by trusted partners, then adjusted production based on their trials. This keeps changes transparent and practical, not dictated by theory alone. Our R&D chemists regularly collaborate with downstream users to troubleshoot bottlenecks—whether it’s solubility in a new green solvent or unexpected cross-reactivity in a new pharmaceutical sequence.

    Supporting Sustainable Manufacturing Goals

    Across the industry, the push for sustainability is more than talk. As a chemical manufacturer, we address energy and waste concerns directly in our 3-Bromoheptane process. Over the past three years, we’ve cut volatile organic compound (VOC) emissions at our plants through tighter process control and improved solvent recycling. We recapture and neutralize halogenated wastes, not just to tick compliance boxes but to safeguard worker health and the local ecosystem.

    All new process steps weigh environmental load alongside efficiency and cost. Before introducing more efficient bromination reagents, our team completed lifecycle assessments and pilot runs to assure lower input volumes and reduced hazardous byproducts. Process byproduct streams channel to on-site waste treatment, minimizing outsourcer liability and keeping hazardous material off public roads. Environmental audits occur yearly, and our records are open to partner review by request.

    Many of our clients seek ISO certification or lead corporate responsibility initiatives. By offering a product that meets strict downstream requirements on purity, traceability, and sustainability, we help them meet their own goals for responsible sourcing and waste reduction. We support documentation for environmental, health, and safety audits, ensuring everyone in the chain can point to a transparent, credible origin for every liter of 3-Bromoheptane they use.

    Beyond Volume Supply: The Value of Real Partnership

    We don’t just fill tankers or ship containers and walk away. Chemical manufacturing is a partnership, where understanding field use allows us to anticipate—not just react to—client challenges. If a new reaction mechanism gains academic interest and drives demand for a purer, more specifically substituted bromide, we adjust production and analysis protocols quickly. When regulatory agencies tighten transport or exposure guidelines, we update packaging and advise customers without delay.

    Our production specialists, engineers, and chemists attend industry conferences, not just to promote our 3-Bromoheptane but to listen and learn first-hand what’s coming down the pipeline. If a sector trusts us enough to call and discuss a one-off application or a scaling headache, we bring our full process and QC expertise to the table. We’ve fielded late-night calls from clients struggling with a cross-country delivery snag or a customs holdup; having a direct line to the source offers confidence no third-party rep or broker can match.

    How We Stay Ahead: Investing in Process and People

    No alkyl bromide plant can thrive on old equipment or neglected training. We continually invest in reactor upgrades, improved analytical equipment, and hands-on training for our staff—from lab techs to logistics coordinators. This isn’t abstract “innovation”—it’s the hard, daily work of benchmarking every aspect of 3-Bromoheptane production against both established norms and new best practices. If a new distillation column offers narrower boiling cuts or a fresh GC-MS protocol reveals a trace impurity earlier, we implement the change plant-wide.

    Our plant technicians rotate through quality and production posts to foster a whole-system understanding and spot process anomalies early. If someone notices a drift in batch cooling rates or an off-putting odor during purification, they flag it instantly. Speedy intervention has prevented batch failures and ensured every bottle reaching the loading dock meets the needs of discerning end-users.

    Transparency underpins every improvement. Internally, we log all complaints and improvement ideas, tracking them through root cause and corrective action. Training sessions pull from real incident reports and on-the-ground challenges. Our culture prizes talking through the full manufacturing story, instead of hiding behind punchy brochures or vague guarantees.

    Moving Forward: Adapting as the Market Evolves

    As the landscape of organic chemistry shifts with new research, regulatory demands, and client expectations, we adapt our 3-Bromoheptane production strategy. Flexible batch sizing allows us to support pilot projects with ten liters as readily as we back large-scale plants requiring tons per year. Custom packaging solutions and expedited shipment options exist not because they boost margins, but because real-world workflows often demand last-minute adjustments.

    We keep an eye on the continued evolution of bromination chemistry, green synthesis, and emerging markets where chain-specific alkyl bromides will play larger roles—from bio-based fuels to new types of performance polymers. What keeps us ready isn’t just our physical plant; it’s the willingness to bring plant chemists and process engineers directly into client planning sessions or joint R&D conversations. By building trust on both paperwork and handshake, we make sure our 3-Bromoheptane delivers on every expectation our partners develop—no matter how science and industry move tomorrow.

    Conclusion: The Manufacturer’s Promise

    Every liter of 3-Bromoheptane we ship reflects our dedication to quality, customer success, and responsible manufacturing. Our reputation rests on consistent delivery, continued investment in better processes, and partnerships grounded in transparency and direct support. For anyone seeking reliable straight-chain alkyl bromides in research or production, decades of manufacturing experience stand behind every box leaving our facility.