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6-Bromo-3-Formylchromone

    • Product Name 6-Bromo-3-Formylchromone
    • Alias 6-Bromo-4-oxo-4H-chromene-3-carbaldehyde
    • Einecs 606-985-8
    • 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

    323516

    Product Name 6-Bromo-3-Formylchromone
    Cas Number 2252-51-9
    Molecular Formula C10H5BrO3
    Molecular Weight 253.05 g/mol
    Appearance Yellow crystalline powder
    Melting Point 209-211°C
    Purity Typically ≥98%
    Solubility Soluble in DMSO, slightly soluble in ethanol
    Smiles O=Cc1c(Br)ccc2occc12
    Inchi InChI=1S/C10H5BrO3/c11-8-3-1-2-6-9(8)14-4-5-10(6)13-7-12/h1-5,7H

    As an accredited 6-Bromo-3-Formylchromone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 6-Bromo-3-Formylchromone, 5g, is packaged in a sealed amber glass bottle with a tamper-evident cap and clear labeling.
    Shipping Shipping for 6-Bromo-3-Formylchromone follows strict chemical transport regulations. The compound is packaged in sealed containers, cushioned to prevent leaks or breakage. It is labeled with appropriate hazard and handling information, accompanied by relevant documentation (such as MSDS), and typically shipped via certified carriers specializing in laboratory and research chemicals.
    Storage 6-Bromo-3-Formylchromone should be stored in a tightly sealed container, protected from light and moisture. Keep it in a cool, dry, well-ventilated area, ideally at 2–8°C (refrigerator conditions). Avoid exposure to incompatible substances such as strong oxidizers. Proper labeling and secure storage help prevent accidental exposure or contamination. Always follow institutional safety guidelines for chemical storage.
    Application of 6-Bromo-3-Formylchromone

    Applications of 6-Bromo-3-Formylchromone in Industrial Manufacturing

    As a direct manufacturer, we supply 6-Bromo-3-Formylchromone for a range of industrial processes where reliable purity and performance are critical. Our material supports multiple advanced segments, each requiring distinct handling, quality systems, and integration procedures.

    1. Pharmaceutical Intermediate for Heterocyclic Drug Synthesis

    6-Bromo-3-Formylchromone serves as a key intermediate in the preparation of novel heterocyclic compounds, especially within anti-inflammatory and anti-tumor drug research. In large-scale drug manufacturing, chemists use this material for specific stepwise modifications to the chromone ring, introducing targeted substituents guided by medicinal chemistry protocols to yield active pharmaceutical ingredients. Integration requires controlled addition during protected synthesis stages, minimizing cross-contamination and degradation.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice (GMP) for Active Pharmaceutical Ingredients
    • 21 CFR Part 211 (US FDA cGMP)
    • European Pharmacopoeia monographs where relevant intermediates apply
    • ISO 9001:2015 Quality Management System

    Typical usage ratio

    • 0.05–0.3 molar equivalent relative to primary substrate; actual ratio depends on molecular scaffold and desired substitution pattern determined by R&D optimization

    Downstream process integration

    • Feedstock dissolved in polar aprotic solvent under inert atmosphere
    • Addition step during condensation, cyclization, or alkylation reactions
    • Followed by purification (crystallization or chromatography) before final API assembly
    • Batch and continuous reactors both utilized in commercial scale production

    Final product types

    • Benzopyran-based anti-cancer intermediates
    • Chromone-derived anti-inflammatory compounds
    • Synthetic scaffolds for kinase inhibitor libraries
    • Lead molecule candidates for CNS drug discovery

    2. Synthesis of UV-Active Dyes and Optical Materials

    Industrial dye manufacturers use 6-Bromo-3-Formylchromone as a precursor for engineering chromophoric systems with tailored absorption patterns. The brominated formyl group facilitates specific condensation reactions and electrophilic aromatic substitution, allowing precise modulation of spectral properties in finished dyes for UV-absorbing plastics or specialty coatings. Quality assurance focuses on the exclusion of residual impurities that alter optical performance.

    Industry compliance standards

    • OECD guidelines for testing of chemicals and workplace safety
    • REACH Regulation (EC) No 1907/2006
    • ISO 9001:2015 and ISO 14001:2015 for environmental controls
    • ASTM D4303 testing for lightfastness of dyes

    Typical usage ratio

    • 5–15% by weight in dye intermediate formulations; adjusted based on the molar yield and desired depth of shade in target polymer matrix

    Downstream process integration

    • Reactant introduced during pigment condensation with aromatic or aliphatic amines
    • Used prior to dye finishing (sulfonation, metallization, or granulation)
    • Inline testing for UV absorption maxima during synthesis control
    • Purification by solvent extraction or recrystallization before blending

    Final product types

    • UV-stabilizer dyes for automotive plastics
    • High-performance inks for security printing
    • Optical brighteners for specialty fibers
    • Chromone-based pigment dispersions for inkjet formulations

    3. Building Block for Agrochemical Synthesis

    Agrochemical companies integrate 6-Bromo-3-Formylchromone in custom synthesis routes for select herbicidal and fungicidal active ingredients. The compound supports construction of regulatory-compliant agents with improved efficacy and environmental profiles. Typical workflow requires close monitoring of impurity levels and trace element content, as downstream registration and environmental impact assessments demand verified source control.

    Industry compliance standards

    • FAO/WHO specifications for pesticide technical materials
    • OECD Guidelines for Testing of Chemicals (Environmental Fate)
    • ISO 9001:2015 management for agricultural chemicals
    • EU PPP Regulation (EC) No 1107/2009 for plant protection products

    Typical usage ratio

    • 2–8% by weight as a precursor relative to the total synthetic batch; ratio set based on the required final concentration of active ingredient and method of attachment

    Downstream process integration

    • Initial condensation with alkyl or aryl halides in controlled reactors
    • Sequential functionalization (esterification or amidation) under mild to moderate temperature
    • Integration with solvent extraction and granular formulation units
    • Final purification by precipitation and filtration for technical concentrate

    Final product types

    • Benzopyran-based broadleaf herbicides
    • Fungicidal pre-mixes for cereal crop protection
    • Custom blended technical concentrate for proprietary agro formulas
    • Seed coating agents with chromone substructure

    4. Research-Grade Intermediate for University and Industrial R&D

    Academic and corporate research laboratories often request high-purity 6-Bromo-3-Formylchromone for advanced structure–activity relationship studies and synthesis of new chemical entities. Researchers conduct multi-step reactions utilizing this intermediate for functional group expansion, conjugation with fluorophores, or fixed-label probes. Purity, batch reproducibility, and detailed certification form the basis of supply for grant-funded or regulatory studies. We provide full batch data to meet project documentation and traceability.

    Industry compliance standards

    • GLP (Good Laboratory Practice) standard as per OECD
    • Chemical Abstracts Service (CAS) registration for research compounds
    • Full analytical certificate of analysis (CoA) accompanying each batch
    • ISO/IEC 17025:2017 accreditation for analytical laboratories

    Typical usage ratio

    • 0.1–2 mmol per reaction batch in academic settings; industrial R&D may scale up to 50–1000 g per project phase depending on the screening library size

    Downstream process integration

    • Direct addition to reaction flask for nucleophilic addition or hydrazone formation assays
    • Incorporation into solid-phase synthesis platforms for high-throughput screening
    • QC and NMR/LC-MS analysis of intermediates at each stage
    • Use in kinetic and mechanistic reaction screening

    Final product types

    • Diversified small-molecule libraries for pharmaceutical screening
    • Probe molecules for enzymatic pathway analysis
    • Analytical standards for validation
    • Custom macrocycles for academic publication research
    Free Quote

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    Certification & Compliance
    More Introduction

    6-Bromo-3-Formylchromone: A Builder’s Perspective from the Factory Floor

    Bringing Modern Chromones to Life

    Up close, the real work of chemistry happens in vessels, under the measured watch of hands and trained senses. Our team produces 6-Bromo-3-Formylchromone at the intersection of discipline, experience, and ongoing attention to detail. We approach every day with the understanding that quality doesn’t materialize from one or two big decisions but from every checkpoint along the manufacturing line. This compound stands out for those looking into brominated chromone frameworks for research or synthesis, leveraging a backbone built for reactivity and versatility. The challenges of working with brominated aromatics become opportunities with the right process control, and we have invested years refining ours.

    Molecular Specifics Craft the Experience

    The formula for 6-Bromo-3-Formylchromone balances reactivity with selectivity. Its molecular structure—chromone core at position 3 bearing a formyl group, bromine at the 6 position—doesn’t just look interesting on paper. This scaffold shows itself most in fields such as medicinal chemistry and chemical biology, where precise substitution patterns serve an essential role. The formyl group opens doors for further transformations: oxime formation, reductive amination, or connecting scaffolds. The bromine atom anchors possibilities for cross-coupling strategies, Suzuki or Heck, and gives synthetic chemists that essential handle for creative work.

    By focusing on the smallest details—solvent purity, reaction quenching methods, phase separation, and the control of exothermic reactions—we ensure every kilo produced matches its certificate and history. This precision sets our material apart. The product leaves our facility as a consistent, well-documented batch with trace impurities within the strictest allowable limits. Down the line, this means less troubleshooting, less re-testing, more freedom to focus on what really matters.

    Consistency By the Batch

    Customers come to us wanting 6-Bromo-3-Formylchromone in a form that gives predictable results. Batch consistency is a concern that goes beyond certificates and numbers—it’s about real-world confidence that the sample in today’s flask acts like the sample last month or last year. We recall customers pointing out variability in products from third-party traders and our own dogged work eliminating such gaps in our output. A focus on tightly monitored reaction conditions and batch tracking has greatly reduced that worry. Each lot rides out with a certificate that matches what leaves our final drum. This might sound basic, but it shields researchers from headaches and delays, especially during scale-up or regulatory review.

    Sometimes, a molecule appears the same on the outside, but reveals hidden faults during downstream reactions—unreacted starting material, lingering solvents, or unanticipated isomeric forms. Our eyes are trained for these details via painstaking sample analysis, and we work backward to address them before packing. Stability in storage, control over water content, and precise drying protocol push the envelope beyond basic industry standards.

    Technical Approach

    People ask about specs, but we talk in terms of what matters to working chemists and process engineers. For 6-Bromo-3-Formylchromone, we focus most on purity, particle size, and moisture content, as each factor shapes how the material handles. Researchers working with chromatographic separations, solid-phase synthesis, or large-scale couplings will notice if these characteristics get overlooked. It takes specialized filtration and drying to secure a solid that flows well and dissolves as needed in the most common organic solvents.

    Scaling up an aromatic-formylation with a brominated substrate gives chemists a choice—maximize purity at cost, or balance purity with yield and sustainability. We work to reduce the waste at each step, reusing solvents whenever possible with in-line purification, without trading off batch history or trace impurity levels. Our ongoing investment in better distillation columns, improved reactor geometry, and in-house analytic methods (NMR, HPLC, GC-MS) all play roles in keeping output consistent. Our analytical chemists can detect and quantify even trace byproducts, tweaking process parameters accordingly.

    Comparing the Chromone Landscape

    It’s easy to treat 6-bromo variants as just another flavor in the chromone catalog. Yet, the truth emerges during actual synthesis and application. Plain chromones, without bromine or formyl substitutions, often lack the reactivity needed for cross-couplings or functional elaboration. Researchers needing entry points for directed ortho-metalation or palladium chemistry hit dead ends with unsubstituted materials. We have watched customers struggle with sluggish reactivity or poor selectivity using other chromone-types not functionalized at the 6 or 3 positions.

    The bromo group mediates new paths in arylation, esterification, or C-H activation, and the formyl group pulls its weight in further derivatization. Side-by-side, 6-Bromo-3-Formylchromone allows cleaner reaction outcomes than the basic 3-formyl analog: its electron-withdrawing capacity stabilizes intermediates, and it supports more aggressive coupling conditions. In the end, our product isn’t just another block on a chemist’s shelf. Its reactivity unlocks steps otherwise hindered by low selectivity or yield loss.

    From long conversations with formulation chemists, we also know the value of robust, high-purity 6-Bromo-3-Formylchromone compared with resold or repacked material. Subpar lots have been shown to introduce enough impurities or residual metals to stall or contaminate sensitive reactions. We learned from early setbacks: repackaged product from middlemen brought unexpected headaches—strange peaks in LC-MS spectra or sluggish multi-step syntheses requiring hours of troubleshooting. With in-house synthesis and direct batch verification, those stories don’t become our reality.

    Usage and Downstream Value

    Over years of production, we’ve seen 6-Bromo-3-Formylchromone go into more than journals and proofs of concept. Customers report its use as a cornerstone for benzopyrone derivatives, small molecule probe development, and routes toward bioactive natural product analogues. Medicinal chemists and agrochemical researchers favor the control this material provides, maneuvering through manifolds of Suzuki couplings, Wittig reactions, and even more niche transformations like Knoevenagel or multicomponent condensations.

    Academic groups use this substrate to prototype new reaction classes, or as a handle in bioconjugation. The robust formyl position gives access to aldehyde-specific ligations, and after substitution, the bromide allows further extension or aromatization. Chromone scaffolds themselves have shown significant activity as antimicrobial, antioxidant, and kinase modulator cores, so the ability to tune this platform efficiently provides real leverage.

    In one project, a customer worked through the challenges of a library build, using this intermediate for seven parallel reactions. The clean profile—narrow melting range, reproducible NMR—meant their workflow moved smoothly. They avoided bottlenecks in purification that other suppliers’ lots had caused. This material’s advantages reveal themselves when time is short, error margins are slim, and teams count on every intermediate to pull its weight.

    From Our Perspective: Handling and Delivery

    We don’t lose sight of the basics, even amid the chemistry. Our packing process pays close attention to moisture exclusions, static charge buildup, and oxygen control. Sensitive compounds sometimes change hands too many times before a customer opens the bottle—we wanted a cleaner path. Factories designed for specialty chemicals, with a focus on ventilation and atmosphere, reduce that chance of product degradation. Our in-house team ensures 6-Bromo-3-Formylchromone ships with a secure, tamper-evident seal after triple verification for moisture content and particle size.

    Custom orders aren’t rare here. Each request for a different particle size, custom solvent residue limit, or tightly defined purity brings new opportunities. We tune crystallization steps and offer extra analytical data because many development or regulatory projects need it. We deliver these orders directly, skipping unnecessary repackaging and risk, and save our partners expensive delays.

    We have watched researchers who are used to spotty supply chains and erratic product histories express relief on testing our material—no unexplained contamination, no surprises at work-up. This helps keep project timelines predictable and brings some peace of mind to busy labs.

    Quality More Than a Certificate

    Real quality control blends technique with accountability. We take samples at critical stages: before filtration, after drying, before packing, and after final sealing. Our team crosschecks each reading, confirming baseline characteristics. No certificate travels with unverified claims. Problems get flagged and resolved the moment data comes up out of range. For us, this approach reflects years facing setbacks and bottlenecks that only showed up downstream.

    Tracking shipments means more than following a parcel. With years in the field, we’ve seen how materials shift in storage, transport, and use. Finished lots remain stable in properly controlled warehouses, and we keep backup material and production records for each batch, so replacement and revalidation happen quickly in the rare event of a recall. Our doors are effectively always open for technical questions or troubles encountered at the bench. This is less a marketing idea than the sum of stories from chemists whose work depends on reliable intermediates.

    Why This Chromone Stands Out

    Comparisons with other chromones or halogenated flavors illustrate the subtle differences that shape research projects. Unsubstituted chromones can bog down in later steps. Other halogenated versions—chlorinated, iodinated, or difluorinated chromones—each show pros and cons, but the 6-bromo and 3-formyl combination creates an intersection of reactivity, stability, and synthetic possibility that has supported dozens of customers over years. We have witnessed projects with 6-chloro chromones pivot to our bromo variant thanks to improved yields and milder conditions.

    Only those who’ve tracked failed starts or unplanned reactions in the lab recognize how much time can be saved by clearer profiles and better batch controls. For projects scaling up from milligrams to kilos, clearing hurdles in the mid-stages often saves months on better timelines and project spend.

    Regulatory and Documentation Insights

    Working at manufacturing scale means regulation and oversight come hand in hand with chemistry. We’re familiar with the landscape—each specification justified, impurity limits reviewed, and process data retained for every lot. Our documentation supports not just customs or regulatory reviews, but the deeper needs of companies moving from research to development and product registration. We issue batch histories and extended supporting data as required by customers building expanded regulatory submissions.

    No intermediary can provide complete assurance like a direct manufacturer. Easy communication between those designing experiments and those controlling process is the simplest way to resolve issues and adapt standards. We have often fast-tracked data for customers on deadline, and our relationships with logistic teams ensure compliant, undelayed supply.

    Continuous Improvement Comes from Challenges

    Every so often, a new customer brings an unusual request—unfamiliar impurity profile, tighter particle size distribution, or a new downstream solvent residue that matters to their process. We take those not as roadblocks but learning chances. Our process engineers have borrowed from these challenges to tweak filtration systems and upgrade dryer protocols, lab staff have expanded in-house analytic capacity, and production teams have retrained around new findings. These changes, prompted by actual project needs, feed back directly, making each subsequent batch more dependable for everyone down the line.

    This continuous improvement keeps our 6-Bromo-3-Formylchromone closely aligned with evolving research demands. Every feedback cycle reveals something new, and hearing from those actually using our materials on the frontlines shapes our priorities.

    Partnering with Those Who Care About Results

    It’s one thing to promise a product; it’s better to stand by it, batch after batch, and watch as research does not stall out on account of overlooked details. We’ve learned, from decades dealing with aromatic scaffolds and halogenated intermediates, that the business is about more than price points or datasheets. It is about building a reputation for predictable, high-performing synthetic building blocks. Where others see commodity, we see another chance to reduce error, to meet demands for more stringent specs, and to add value beyond a single sale.

    Each time our 6-Bromo-3-Formylchromone leaves the facility, it carries the sum of lessons and investments stacked behind it. From a practical sense, making a molecule well is a never-ending process, guided by feedback, changing requirements, and the patience that factory life instills. Our goal isn’t to sell just another reagent—it’s to support the work and innovation that comes from trustworthy raw materials.