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HS Code |
490724 |
| Cas Number | 2973-76-2 |
| Molecular Formula | C8H7BrO3 |
| Molecular Weight | 231.049 g/mol |
| Iupac Name | 4-bromo-2-hydroxy-3-methoxybenzaldehyde |
| Appearance | Light yellow to beige crystalline powder |
| Melting Point | 175-178°C |
| Boiling Point | No data available; decomposes |
| Solubility In Water | Slightly soluble |
| Density | 1.74 g/cm³ |
| Purity | Typically ≥ 98% |
| Smiles | COC1=C(C=CC(=C1O)Br)C=O |
| Storage Temperature | Store at 2-8°C |
| Refractive Index | No data available |
| Pubchem Id | 18501 |
| Synonyms | 5-Bromo-4-hydroxy-3-methoxybenzaldehyde |
As an accredited 5-Bromovanillin factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 5-Bromovanillin, 25g, is supplied in a sealed amber glass bottle with a printed label indicating purity, hazard symbols, and batch number. |
| Shipping | 5-Bromovanillin is shipped in secure, sealed containers compliant with chemical transport regulations. Packaging ensures protection from moisture, light, and physical damage. It is labeled with hazard symbols and handled by certified carriers. Safety data sheets accompany the shipment to ensure safe handling during transit. Temperature control is maintained if required. |
| Storage | 5-Bromovanillin should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizers. It should be kept away from sources of ignition and direct sunlight. The storage area should be clearly labeled and equipped with appropriate spill containment. Keep the substance out of reach of unauthorized personnel and follow all safety regulations. |
Applications of 5-Bromovanillin in Industrial Manufacturing5-Bromovanillin is a specialized aromatic aldehyde used in multiple industries as an intermediate, flavor ingredient, building block for pharmaceuticals, and as a key component in various organic synthesis routes. Our manufacturing expertise supports downstream partners by supplying high-purity batches with consistent quality tailored to industrial-scale requirements. 1. Pharmaceutical Intermediate Synthesis5-Bromovanillin serves as a crucial intermediate in the synthesis of several active pharmaceutical ingredients, particularly those with benzaldehyde scaffolds used in anti-infective and CNS drug research. Downstream manufacturers employ this raw material in precise condensation reactions to achieve selective bromination patterns in complex molecules. Stringent traceability and impurity profiling are required during such syntheses to meet final API quality requirements. Industry compliance standards
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2. Flavors and Fragrances Compound ManufacturingAromatic aldehydes like 5-Bromovanillin get utilized by fragrance compounders and flavor houses as specialty notes in complex blends. The characteristic warm and spicy scent profile provides contrast, depth, and persistence to both fine fragrance and industrial odor-masking formulations. Food safety and allergen control require thorough documentation of ingredient traceability and purity in this segment. Industry compliance standards
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3. Specialty Agrochemical Synthesis5-Bromovanillin is used by agrochemical producers as an intermediate in the development of novel crop protection agents that require selective bromination for enhanced efficacy and environmental stability. Manufacturers incorporate it in protected phenolic or benzaldehyde-based molecules used as herbicide or fungicide active substances. Compliance targets focus on process safety, storage controls, and agrochemical residue limits in the end-use formulation. Industry compliance standards
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4. Dye and Pigment Intermediate ProductionDye and pigment manufacturers employ 5-Bromovanillin in the tailored synthesis of specialty colorants, particularly for high-performance organic pigments. The functional bromine group facilitates subsequent coupling or crosslinking reactions, enabling the production of chromophores with improved light fastness and heat stability, which are crucial for technical textiles and industrial coatings. Industry compliance standards
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5. Chemical Research and Analytical Reagents5-Bromovanillin is routinely stocked in R&D departments as a standard for organic syntheses and reference testing. Laboratories working on phenolic substitution, aromatic bromination, or aldehyde condensation employ it for method development and quality control verification. Certification and documentation of batch traceability are essential for reproducibility and regulatory submission data. Industry compliance standards
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Every reaction, every drying cycle, every shipment—these details build the world of chemical manufacturing. In this world, products like 5-Bromovanillin do not come off an assembly line by accident. They are the result of careful planning, trusted synthesis methods, and the relentless scrutiny of technicians who wake up early and stay late. Our experience with 5-Bromovanillin started many years ago, before specialty compounds gained mainstream attention. It began with a stubborn chemist who disliked cutting corners and a team that believed quality meant more than just ticking specification boxes.
5-Bromovanillin goes by many casings, but the core is always the same: a pale to light tan crystalline powder, best known for its role as an intermediate in pharmaceuticals, agrochemicals, and certain flavors and fragrances. The molecular formula, C8H7BrO3, seems simple, but like any good reagent, the story extends beyond the surface. Crowding at the fifth position on the benzene ring gives it unique reactivity, and that distinct bromo group stands out in downstream reactions.
We have produced this compound in many scales, spanning requests for just a lab trial up to tonne-scale batches for ongoing process chemistries. Every gram passes through scrutiny—via HPLC and NMR, sometimes even hands-on melting point checks, because if you cut corners, customers will notice. This is not a casual-use product. Its main jobs demand chemical reliability.
Manufacturing 5-Bromovanillin involves the intelligent bromination of vanillin—sounds straightforward until you realize that moisture, temperature, purity of starting material, and even the glassware can throw off the final purity. In our early days, we saw crude batches from cut-rate suppliers: burnt, darkened, reeking of side products. Some tried to sell these as “acceptable technical grade.” We paid the price in lost yield and wasted man-hours. So we switched to a practice of running small pilot batches on every new raw material lot and batch-wise quality inspections, no matter how tight the delivery timeline.
In our plant, bromination isn’t left to chance or under-trained operators. We control additive rates carefully, watch color changes vigilantly, and have strict hold points for intermediate checks. Anyone who has dumped a batch from improper quench understands why every parameter counts. Washing, filtration, and crystallization then get individual attention, every time. Finally, we finish under inert-atmosphere drying. All this attention isn’t just for show; it prevents degradation, limits odorous impurities, and supports consistent reactivity when used by our customers.
Most requests for 5-Bromovanillin specify high purity—over 98 percent by HPLC is the common ask. Trace water, residual vanillin, and polychlorinated byproducts are not just paperwork issues; downstream syntheses fail if they exceed stringent cutoffs. We once saw a customer’s multi-million-dollar pilot run go south due to an unclean impurity profile in a competitor’s material. Ever since that story hit our sales desk, we doubled down on lot testing and batch retention. Our typical deliveries include a detailed batch analysis, and buyers get access to retained samples for any traceability concern. If you demand a specific melting range, or an even narrower impurity limit, we open up our lab logbooks to explain our controls.
Particle size might seem an afterthought, but sluggish solubility has caused more than one failed run at scale. Some clients want extra-fine powders for fast slurrying, while others need coarser, dust-free grades for smooth material transfer. In each case, we provide their required grind, always with a certificate that states both analytical and handling characteristics.
Many suppliers downplay the color of the product, accepting yellow or even brown shades in their offerings. We aim for a consistent pale product—because discoloration reveals oxidation or process shortcuts. The purest batches always show off a certain glassy sparkle under bright light, a detail you notice only after working with enough lots.
The main draw of 5-Bromovanillin comes from its versatility as a functional building block. Medicinal chemists use it for complex molecule assembly; the bromo group serves as a handle for Suzuki, Heck, or other coupling reactions. Agrochemical manufacturers rely on its steady reactivity and clean conversion to more complex intermediates. Fragrance developers value its controlled scent profile, especially when clean and free from phenolic overtones.
Some long-term customers tell us that our lot-to-lot consistency keeps their process yields stable and downstream purification predictable. Each time there’s a change in our own material spec, we alert large account buyers, so their chemists can adjust any affected controls. Shifting a bromo group by even one position, or letting oxidation kick in, changes the flavor, scent, and chronic toxicity outcomes in finished products.
Teaching labs and process development teams also use our product for test studies, since they can count on its actual purity matching the technical specification—no unwelcome byproducts clouding the research results. Our history includes large contracts supporting process scale-up work, where reproducible batches spell the difference between pilot plant success and wasted resources.
Some buyers believe all substituted vanillins behave identically. That is simply not true. The para-bromo position on this compound brings about distinct reactivity, especially compared to 3-bromovanillin or the classic vanillin without a halide. Substituting at different positions changes the regioselectivity of follow-up couplings and the resistance to oxidative degradation. In catalysis-driven reactions, even minor impurity differences can poison the catalyst bed, wreaking havoc on yield.
Chlorovanillin or iodovanillin serve their own purposes, often at higher costs, or with different reactivity profiles due to the atomic size and bond strength of the halide. Our clients have tried similar syntheses using these alternatives and reported multiple issues: harsher conditions, troublesome byproduct formation, and the need for additional purification. 5-Bromovanillin strikes a cost-effective balance between reactivity and selectivity, especially in palladium-catalyzed couplings.
Compared to simple vanillin, the bromo-substituted version gives chemists an extra point of attachment, unlocking entire classes of molecules that remain inaccessible with other products. This proves especially vital for custom pharmaceutical development or advanced agricultural actives.
Sourcing unadulterated 5-Bromovanillin has never been easier in the global market, but reliable, quality-assured material remains rare. We often receive feedback from clients exhausted by failed syntheses due to shadowy suppliers or misrepresented “technical” grades. In our shop, every batch can be traced to the date synthesized, the operator in charge, and the instruments used for purity confirmation.
Over the past decade, global supply disruption has affected many chemical users, and intermediates face unique risks. We have been through many raw material shortages and shipping disruptions—lessons learned the hard way. Our factory stockpiles essential brominating reagents and regularly re-qualifies all vanillin supply lots. Whenever a shift in supplier looms, we pre-screen the incoming raw material. Many stories from the field include batches failing because an impure vanillin source slipped past the first checkpoint.
Shipping the finished product also requires attention to handling. Moisture can ruin surface appearance and slow dissolution, so we seal every unit in lined, airtight packaging. There is no substitute for inspecting shipments both before release and on arrival. This extra effort ensures zero returns or customer downtime.
Safety data and regulatory requirements never rest. Over the years, updates in hazardous chemical handling and REACH/TSCA registration rules have forced us to update MSDS documentation and batch dating. We invest resources into regular employee safety training and offer guidance to customers navigating increasingly stringent environmental rules. We have seen more than a few companies pay steep fines over paperwork errors—a situation everyone would rather avoid. Instead of viewing these rules as nuisance, we treat them as an integral part of daily factory routine, so both our people and our clients stay out of regulatory trouble.
The appeal of our 5-Bromovanillin begins in our own R&D labs, where samples go through rounds of analytical screens before scaling up to full factory production. If a batch fails to reach our standard on NMR, HPLC, and GC-MS, it does not leave the pilot plant. Control over glassware usage, batch heat profiles, and crystallization environment means we see fewer out-of-spec lots. Early on, we learned that customers can tolerate shipping delays—never unscheduled downtime caused by contaminated input materials.
We retain backup samples of every lot shipped, tagged with a QR and batch number for easy tracking. When inquiries arise, our QA staff responds quickly, often providing scan data and a history of lot manufacture. This transparency allows clients to build trust in processes that impact their own product quality.
Manufacturing intermediates like 5-Bromovanillin involves more than just following GMP and ISO standards. Our site management backs up every synthesis run with careful waste treatment, solvent reclamation, and energy tracking for all stages. We lead community discussions in our region about improving chemical production with safer and less-wasteful methods. Because we handle tons of halogenated material annually, we also research newer dehalogenation processes for plant effluent, keeping the environment a little safer and the community on our side.
Workers at every skill level participate in site safety and sustainability programs. Many suggestions for solvent use reduction or packaging upgrades come straight from the factory floor. If we can adopt a new procedure to cut waste or reduce risk, we bring it in as quickly as practical. Honest, ongoing effort here is more important than flashy certification logos.
Years in this field have driven home a single truth: the most valuable asset is a partnership mindset with clients. Whether a university research team or a large pharma, users of our 5-Bromovanillin have open access to quality data, technical troubleshooting, and batch traceability. Regular feedback helps us improve. One long-term client noted the difference after we upgraded our filtration protocol—a cleaner, less dusty product led to fewer line clogs and better yields. We take those stories seriously, updating processes and retraining operators so the next delivery always performs better.
Many customers request on-site audits or video call inspections, so we maintain an open-door policy for bona fide technical visits and virtual tours. Honesty about method and result builds confidence—there are no secrets in chemical synthesis, and we prefer our partners to see the nuts and bolts of our work. Requests for custom packaging, tighter impurity limits, or more robust analytical backing reach our inboxes regularly, pushing our teams to stay sharp and adaptable.
Behind every batch of 5-Bromovanillin is a team of craftsmen—engineers, analysts, and plant operators who treat each run as a test of both skill and responsibility. Hospitals, food suppliers, and specialty chemical innovators all depend on our commitment to getting the details right. The strict control over synthesis, handling, and support makes a real difference in the reliability of our customers’ work.
Choosing a supplier for sensitive intermediates means looking past marketing and price. Only years of consistency, traceable manufacture, and a willingness to share technical expertise deliver true assurance. Our legacy in 5-Bromovanillin is not built on promises, but on a track record measured batch by batch, year after year.