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HS Code |
982608 |
| Chemical Name | 3-Bromo-2-Hydroxy-5-Nitrobenzaldehyde |
| Molecular Formula | C7H4BrNO4 |
| Molecular Weight | 246.02 g/mol |
| Cas Number | 724760-54-9 |
| Appearance | Yellow to orange crystalline powder |
| Melting Point | 153-157°C |
| Solubility | Slightly soluble in water, soluble in organic solvents |
| Purity | Typically ≥98% |
| Storage Conditions | Store at 2-8°C, keep container tightly closed |
| Synonyms | 2-Hydroxy-3-bromo-5-nitrobenzaldehyde |
| Smiles | C1=CC(=C(C(=C1Br)O)N=O)C=O |
| Inchi | InChI=1S/C7H4BrNO4/c8-5-1-7(13)6(4(3-10)2-5)9(11)12/h1-3,13H |
As an accredited 3-Bromo-2-Hydroxy-5-Nitrobenzaldehyde factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Sealed amber glass bottle containing 25 grams of 3-Bromo-2-Hydroxy-5-Nitrobenzaldehyde, labeled with product details and safety information. |
| Shipping | 3-Bromo-2-Hydroxy-5-Nitrobenzaldehyde is shipped in compliance with all applicable chemical transport regulations. It is securely packaged in sealed containers to prevent leakage and protected from moisture, heat, and light. Appropriate hazard labeling and documentation are included. Shipping is typically via ground or air, depending on destination and regulatory requirements. |
| Storage | 3-Bromo-2-Hydroxy-5-Nitrobenzaldehyde should be stored in a tightly sealed container, protected from light, moisture, and incompatible materials such as strong oxidizing agents. Store in a cool, dry, well-ventilated area, away from sources of ignition and heat. Always label the container, follow local regulations, and use appropriate personal protective equipment when handling or transferring the compound. |
Applications of 3-Bromo-2-Hydroxy-5-Nitrobenzaldehyde in Industrial ManufacturingAs a direct manufacturer of 3-Bromo-2-Hydroxy-5-Nitrobenzaldehyde, we supply this intermediate to specialized chemical producers in several highly regulated sectors. Our material consistently meets downstream requirements for purity, traceability, and controlled impurity profiles. Below, we detail its principal industrial applications, listing regulatory mandates, formulation details, specific process points, and types of downstream finished goods. 1. Pharmaceutical Intermediate for Antimicrobial APIsThis compound plays a crucial role as a building block in pharmaceutical synthesis, particularly for nitroaromatic-based antimicrobials. Downstream drug makers utilize it in sequence-specific condensation and cyclization steps for producing non-beta-lactam antibiotics targeted at resistant Gram-positive strains. Its high reactivity profile supports regioselective transformations while meeting stringent impurity control required by today's regulatory standards. Industry compliance standards
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2. Dye Intermediate for Specialty Azo Pigment ProductionThe unique substitution pattern and electron-withdrawing groups on this compound make it a preferred intermediate for azo dye manufacturers focusing on high-performance pigments. Producers incorporate it during Diazotization and azo-coupling processes, resulting in pigments with improved color fastness and resistance to photodegradation, which are critical for use in specialized polymer and fiber applications. Industry compliance standards
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3. Agrochemical Intermediate for Nitrofuran Fungicide SynthesisThis raw material is introduced as a key precursor in the synthesis of selective nitrofuran and nitrobenzaldehyde-based fungicides. Agrochemical producers employ it in multi-step processes involving aryl functionalization, leading to final actives with site-specific activity and environmental degradation profiles. Attention to reaction conditions and impurity sequestration is critical for compliance and field performance. Industry compliance standards
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4. Intermediate for Synthesis of Electronic Chemicals (Liquid Crystal Precursors)The electron-deficient structure of this compound is leveraged by manufacturers of advanced electronic chemicals, particularly in the functionalization of precursors for liquid crystal display (LCD) materials. Precise incorporation during early synthesis steps enables high-consistency chain extension or crosslinking, leading to liquid crystal monomers with narrow polydispersity and stable electro-optical properties for display and device applications. Industry compliance standards
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In synthesis work, the balance between precision and reliability often shapes the value a compound brings to chemists and manufacturers alike. Our experience making 3-Bromo-2-Hydroxy-5-Nitrobenzaldehyde has highlighted the importance of more than just purity. This compound, with its chemical structure uniquely combining bromine, nitro, hydroxyl, and aldehyde groups on a benzene ring, offers advantages in both reactivity and application. Over the years, we have refined our process to meet the rigorous demands expected from life sciences, pharmaceuticals, and advanced material research. The chemistry, though, is only one piece. The real test always comes from the bench — in how a chemist handles the product, in how consistently it delivers, and in how straightforwardly it slots into more elaborate synthetic routes.
It’s taken years to find the right methods for controlling side reactions, isolating clean product, and minimizing residual contaminants. Working with aromatic bromination and selective nitration—then introducing the formyl group—demands tailored reaction conditions. Strict temperature control, careful selection of solvents, and incremental purification steps have become essential. These decisions drive batch consistency and sharp melting point ranges, avoiding ambiguity during your own analysis. Each insight from past production cycles helps us anticipate the quirks this molecule can toss at us: unreacted starting material, colored impurities, and unexpected byproducts hiding in the tail. People sometimes underestimate just how much hands-on time gets invested in each batch until it meets our standards.
Standardized analytical testing gives real confidence. In our lab, we don’t just rely on tradition. Every lot gets run-through with HPLC, NMR, and mass spectrometry before leaving our site. Chemists working further downstream often ask about trace solvent levels or minor peaks in spectra—details some suppliers gloss over. If we see a trace of an undesired isomer or a slight discoloration, we troubleshoot before it reaches our customers. A sharp, well-formed crystalline powder signals the right handling at every step. We take pride in reporting not just assay results, but insights from TLC, melting point comparisons, and moisture content, giving you a complete view of each shipment. This transparency has helped foster trust among teams that depend on us for mission-critical projects.
The widespread interest comes largely from the powerful reactivity this molecule offers. In medicinal chemistry, researchers exploit both the electron-withdrawing nitro and bromine groups to introduce site-selective additions or substitutions. Positioning of the hydroxyl and carbonyl groups further opens up new rings and complex scaffolds. Our experience shows that reliable access to this intermediate cuts weeks off project timelines—nobody wants to repeat esoteric five-step syntheses for each batch. Our direct customers often work in drug discovery or design of new polymers, sometimes pushing the specification envelope with higher purity or altered particle size distribution requests. Such requests reflect firsthand the frustrations of dealing with off-spec or variable quality from unknown sources.
Chemically, this compound’s substitution pattern distinguishes it from related benzaldehydes. The presence of both bromine and nitro groups, meta and para to each other, makes it an unusually versatile building block. Reactions proceed selectively that would be messy or low-yielding with similar compounds lacking this arrangement. The ortho-hydroxyl and aldehyde groups participate in hydrogen bonding, a feature valued in ligand design for catalysis and biosciences. Many alternatives, such as 3-bromo-4-hydroxy-5-nitrobenzaldehyde or mono-nitrobenzaldehydes, lack the selectivity and reactivity profile found in this structure. Feedback from our customers aligns with what we see in the lab: increased reaction efficiency, lower rates of side product formation, and more reproducible result sets in multi-step syntheses.
Interest in custom synthesis work continues to rise, with medicinal chemists and specialty material innovators seeking unique fused ring systems and bioactive molecular scaffolds. We’ve seen a steady uptick in requests from groups developing kinase inhibitors, anti-inflammatory prototypes, or molecular probes that rely on the scaffold offered by 3-Bromo-2-Hydroxy-5-Nitrobenzaldehyde. The compound frequently serves as a core intermediate in arylation, alkylation, or cyclization steps. Researchers in academia operate under budget constraints or time pressures, so consistency in each lot’s quality directly influences project success rates. In our conversations, synthetic chemists emphasize the real-world cost of batch-to-batch variability, so we pour extra effort into making every run as reliable as possible.
Continuous process review distinguishes a manufacturer’s product from those of a trader or repackager. Experience in scale-up has taught us that small changes—choice of filtration media, for example—can dramatically influence both color and purity. Early productions sometimes suffered from off-white tint or faint halogen odor, which downstream users found troubling. After thorough root-cause analysis, we introduced a dual-stage purification and monitored for volatile residues more frequently. Yield improvements of only a few percent add up over larger lots, lowering not just the cost, but also the environmental burden by reducing solvent and energy use.
It’s never just about the molecule's structure; how the process unfolds in the reactor, the nuances of phase separation, and the effects of micro-impurities ripple through to the final application. We hear from synthetic teams whose past suppliers ignored small but important factors, leading to missed deadlines or degraded activity in biological assays. Our firsthand involvement in every aspect of production, from raw material sourcing through to shipment, keeps us accountable to the rigorous standards our customers expect.
Producing 3-Bromo-2-Hydroxy-5-Nitrobenzaldehyde exposes many typical pitfalls in fine chemical manufacture. One recurring challenge involves managing exothermic reactions, especially as you introduce the bromine and nitro functions onto a reactive aromatic core. The margin for error grows thin with each added step, particularly at scale. Early batches occasionally showed uneven substitution or partial over-nitration. Through hands-on reactor monitoring and stepwise addition protocols, we solved these inconsistencies. Lab findings always tell part of the story, but the real test comes from kilogram-scale runs, where heat transfer and agitation demand extra vigilance.
Another issue involves controlling trace metal or inorganic contamination. We have learned, sometimes the hard way, that trace residues left from certain catalysts or inorganic reagents disrupt downstream processing for users working under cGMP or analytical-grade protocols. Pre-washing of glassware, use of ultrapure reagents, and regular equipment validation have helped us keep levels well within accepted norms, and we share this with customers to support their regulatory documentation.
A responsible manufacturer must continually upgrade not only technology but also environmental practices. The synthetic routes to 3-Bromo-2-Hydroxy-5-Nitrobenzaldehyde inherently rely on reagents that can pose disposal dilemmas if not handled thoughtfully. Our transition to a closed-loop solvent recovery system, investment in on-site neutralization for acidic byproducts, and use of advanced fume scrubbing keep us ahead of regulatory requirements. These measures aren’t solely about compliance; they result from hearing customers’ requests to lower the embedded environmental impact of what they buy. It also improves our workplace safety track record, a key factor in retaining experienced staff who are attuned to the nuances of reactive chemistry.
Laboratory and industrial users both tell us they value clear batch histories and fast troubleshooting should any query arise. We track each production run from raw material lot numbers through every processing stage—granular control over each variable means every jar shipped tells a clear story. If a customer later reports an aberrant HPLC trace or unexpected impurity, our documentation often provides a quick resolution. This approach grew out of listening to frustrated chemists who spent hours reconciling differences between paperwork and actual performance. Our hands-on philosophy has improved long-term relationships, giving users what amounts to an extension of their own lab bench, but backed by our experience and data.
Long-term customer collaboration has taught us which aspects truly impact R&D and scale-up. By engaging in technical conversations, not just transactional ones, we adapt our procedures based on user feedback. Some researchers have reported that even marginal changes in particle size can influence reaction rates or filtration times in heterogenous catalysis. From this, we instituted optional milling and custom sieving for users with special requirements. Others working in highly regulated environments emphasized the importance of residual solvent reporting or trace-level organic impurities, prompting us to supplement our standard COA with expanded impurity profiling.
The value of direct manufacturer feedback stands out in moments when urgent projects stall due to irregular supply or unexpected property shifts. We keep ongoing dialogues open so customers never feel like they’re shouting into a void when something isn’t right. That’s informed operational shifts more than any analytics dashboard or generic market report could.
Global logistics and supply chain resilience have entered the spotlight across all chemical sectors. Unlike trading houses, we maintain control over the primary upstream raw material relationships. This approach has buffered us against volatility and protected our ability to provide stable, scheduled deliveries. Suppliers sometimes take shortcuts, substituting raw materials or tweaking process parameters without full end-user transparency. Their choices can introduce micro-contaminants you won’t see until late-stage analysis. Our vertically integrated process, built on strong relationships with trusted suppliers, ensures less variation between batches and fewer production halts. It also increases our ability to accommodate custom orders or rapid scaling for new product lines.
Synthetic chemists working with halogenated or nitro-substituted benzaldehydes can quickly list frustrations: solubility unpredictability, reactivity swings, and the prevalence of hard-to-spot minor components. Through direct comparison, we see 3-Bromo-2-Hydroxy-5-Nitrobenzaldehyde offering single-step access to more complex heterocycles and biaryl systems that would require longer, riskier multi-step routes with other starting materials. Technical notes from our process chemists show markedly higher yields and cleaner reaction profiles than with, for example, mono-brominated or non-hydroxy analogs. Feedback from downstream users supports what our analytics tell us: the molecular symmetry and substitution of this compound reduces the formation of regional isomers and facilitates easier post-reaction purification.
We’ve learned success isn’t achieved only by shipping out containers of fine chemicals; chemists want to understand how to leverage, adapt, or optimize each molecule for their project needs. Over the years, practical exchanges with research partners led us to develop technical bulletins and application notes discussing optimal reaction conditions, solvent choices, and post-reaction workup strategies that save time at the bench. Our technical support team fields questions almost daily about how small process adjustments can yield significant project gains. It’s not unusual to hear how a single consistent source for intermediates—delivered with confidence and clear supporting data—has allowed teams to achieve milestones that would have been impossible with inconsistent supply or ambiguous purity.
For many, this compound’s value lies in the challenging synthetic bottlenecks it can relieve. Researchers in medicinal chemistry or new material development often spend months troubleshooting access to core building blocks. Our investment in robust analytics, clear batch histories, and accessible technical documentation streamlines their work and demystifies the transition from lab to pilot scale. Instead of offering a generic off-the-shelf compound, we become part of the innovation cycle, ensuring the work we do in production directly supports advancement in science and manufacturing.
The pace of change in both research and industry continues to accelerate. We constantly review not only synthetic protocols, but also customer needs for deeper supply chain transparency, greener processing, and finer tailoring of product characteristics. Continued investment in process automation and advanced analytics will move us toward even greater consistency. At the same time, open lines of communication with our user base remain invaluable. Each lesson learned on our production floor, each troubleshooting call, and every analytical run adds another layer to the reliability and utility of the 3-Bromo-2-Hydroxy-5-Nitrobenzaldehyde we deliver. We see our role as much more than an ingredient supplier: we provide a dependable platform that advances both the discipline and the practical achievements of chemistry itself.