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2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine

    • Product Name 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine
    • Alias 5-Bromo-4-hydroxy-6-methyl-2-aminopyrimidine
    • Einecs 246-426-6
    • 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

    750331

    Product Name 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine
    Cas Number 75766-04-6
    Molecular Formula C5H6BrN3O
    Molecular Weight 204.03
    Appearance Off-white to light yellow solid
    Melting Point 225-228°C
    Purity Typically >98%
    Solubility Slightly soluble in water, soluble in DMSO and ethanol
    Storage Temperature Store at 2-8°C, keep container tightly closed
    Synonyms 5-Bromo-2-amino-6-methyl-4-pyrimidinol
    Smiles CC1=C(NC(=NC1O)N)Br

    As an accredited 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine, 25g: Sealed amber glass bottle with tamper-evident cap, labeled for laboratory use, hazard symbols included.
    Shipping **Shipping Description:** 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine is shipped in airtight, sealed containers, protected from moisture and light. The chemical is packed according to standard safety regulations for laboratory chemicals, with suitable labelling and documentation. Ensure handling by trained personnel, and store at room temperature unless otherwise specified by the manufacturer or safety data sheet.
    Storage **2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine** should be stored in a cool, dry, well-ventilated area, tightly sealed in a chemically compatible container. Protect from moisture, direct sunlight, and sources of ignition. Keep away from incompatible substances such as strong oxidizers. Label the container clearly and store in accordance with relevant chemical storage regulations and safety protocols.
    Application of 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine

    Applications of 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine in Industrial Manufacturing

    2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine serves as a critical building block in several high-tech and regulated manufacturing sectors. As a committed upstream producer, we supply this fine chemical for direct integration in specialized downstream applications that demand precise quality control, consistency, and compliance with industrial standards. Below, we detail four main verticals where this compound delivers significant value.

    1. Pharmaceutical Intermediate for Antiviral Drug Synthesis

    Major pharmaceutical producers utilize this pyrimidine derivative as an advanced intermediate in the development of antiviral drugs, particularly nucleoside analogues. Our material enters synthesis workflows where accurate functional group manipulation is essential. Strict traceability and batch homogeneity underpin final API consistency. Leading antiviral R&D entities reference its performance during multi-step reactions, influencing overall yield and impurity profiles.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice Guide for Active Pharmaceutical Ingredients
    • USP, Ph. Eur. monographs for intermediates and process reagents
    • FDA 21 CFR Part 211 for component traceability
    • Pharmaceutical cGMP System Implementation (EU 2014/157/EU)

    Typical usage ratio

    • Ranges from 0.8 to 1.4 molar equivalents in nucleoside intermediate coupling reactions
    • Adjustments depend on the targeted nucleoside scaffold and reaction pathway selectivity

    Downstream process integration

    • Input as a primary pyrimidine core in the early-stage heterocycle assembly
    • Direct use in amination, bromination, and methylation sequences before nucleophilic substitution
    • Feeds into inline purification and analytical QC following key step reactions

    Final product types

    • Antiviral nucleoside drugs (e.g., for hepatitis, herpesvirus therapies)
    • Pharmaceutical-grade nucleoside analogues for injectable and oral dosage forms
    • Regulatory reference standards for R&D labs

    2. Agrochemical Active Ingredient Precursor

    Crop protection formulators use this compound for constructing selective herbicide cores and fungicidal agents, requiring precise reactivity during processing. Chemical producers leverage its bromo and amino functionalities for targeted modifications, yielding actives with high field stability and bioefficacy. Our material’s tightly controlled particle size and impurity spectra support downstream safe handling and predictable performance in formulation plants.

    Industry compliance standards

    • FAO/WHO Guidelines for the Registration of Pesticides
    • ISO 9001:2015 Quality Management for agrochemical intermediates
    • REACH Regulation (EC) No 1907/2006 for safe handling and notification
    • OECD Test Guidelines for residue and environmental fate testing

    Typical usage ratio

    • Applied at 5–15% weight fraction in precursor synthesis batches
    • Optimized dosage depends on targeted halogenated pyrimidine backbone and conversion step efficiency

    Downstream process integration

    • Charged as a starting material during the condensation or cyclization step in active ingredient synthesis
    • Transferred in controlled atmospheres to minimize degradation by moisture and light
    • Integrated with inline chromatography or crystallization for separation of isomeric actives

    Final product types

    • Selective herbicide actives for wheat, rice, and corn cropping
    • Systemic fungicide intermediates for broad-spectrum plant protection
    • Seed treatment and post-emergent crop protection OEM formulations

    3. Dye and Pigment Intermediate for Specialty Coatings

    Coating and pigment manufacturers apply this pyrimidine derivative in advanced organic dye synthesis, particularly for creating heterocyclic dyes with enhanced UV and heat stability. Its chemical profile enables the formation of functionalized pigment precursors suitable for long-lasting coloration in plastics, textiles, and exterior coatings. Customers in this sector emphasize batch purity and absence of metal contaminants for end-product performance.

    Industry compliance standards

    • ISO 1248:2019 for testing and quality control of colorants
    • OEKO-TEX Standard 100 for restricted substances in textile applications
    • Directive 2011/65/EU (RoHS) for restricted heavy metals in electronics coating
    • REACH Annex XVII for notification and risk management of specialty chemicals

    Typical usage ratio

    • Standard inclusion level at 2–7% by weight, calculated on total dye batch
    • Adjustment based on target hue, solubility in chosen matrix, and desired pigment-gloss balance

    Downstream process integration

    • Dosed in primary condensation or azo-coupling stages of dye synthesis
    • Mixed with stabilizers and wetting agents before pigment precipitation
    • Tested for chromatic strength and fastness in QC labs before use in masterbatch production

    Final product types

    • Weather-resistant organic pigments for automotive coatings
    • Reactive textile dyes for technical fabrics
    • Specialty colorants for engineering plastics and electronic casing

    4. API Intermediate for Veterinary Pharmaceutical Manufacturing

    Veterinary drug manufacturers integrate this intermediate in the synthesis of animal health APIs, where consistent functionalization and rigorous impurity control are crucial. Its defined substitution pattern simplifies process validation and supports reproducible pharmacological performance in companion animal and livestock treatments. Our coordination with industry QA managers ensures every batch aligns with veterinary-specific quality systems.

    Industry compliance standards

    • VICH GL10 Good Manufacturing Practices for veterinary pharmaceuticals
    • European Pharmacopoeia (Ph. Eur.) 10th Edition for intermediate registration
    • US FDA Guidance for Industry 218 for veterinary API source traceability
    • ISO 22583:2020 Veterinary drug manufacturing standards

    Typical usage ratio

    • Used at 0.5–1.1 mole equivalence per API intermediate, tailored to reaction yield requirements
    • Ratio optimization based on species-specific pharmacokinetic pathways targeted by final API

    Downstream process integration

    • Serves as the central heterocycle scaffold in initial synthesis of active ingredient
    • Introduced in facility-controlled reactors with validated cleaning protocols
    • Dosed pre-purification to manage trace impurities in final veterinary products

    Final product types

    • Veterinary antiviral and antibacterial actives
    • Animal injectable and oral tablets
    • Medicated premixes for feed additive industry
    Free Quote

    Competitive 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    Introducing 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine: A Vital Building Block for Modern Synthesis

    A Manufacturer’s Perspective on Crafting Quality

    Working in chemical synthesis day in and day out means you feel every variable in your process. Purity takes on a new significance when a misstep sends a customer back to square one. Producing 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine isn’t just about mixing the right substances; there’s a rhythm to every step that only time at the reactors can teach. We focus on this particular pyrimidine derivative because it’s a linchpin for those developing modern pharmaceutical ingredients, crop protection compounds, and biochemical tools. Over years, our team has learned what separates a generic batch from a reliable one: strict control at every stage, vigilant monitoring of impurities, and transparency in reporting.

    Model and Specifications Rooted in Real Use Cases

    Our standard production model often centers on batches ranging from laboratory sample scale upwards to multi-hundred-kilogram lots. Each batch undergoes rigorous tests for purity by HPLC, NMR, and mass spectrometry. Consistency matters more to us because we know our clients build their own value chains on that trust. Repeated requests from the pharmaceutical sector have shaped our drying protocols and storage routines, so the product remains stable and free-flowing. There’s no need for a drawn-out induction every time a project comes up; feedback from chemists in the lab shaped our specification choices—low moisture content, clear melting point range, and trace analysis for secondary halides and related pyrimidines.

    Understanding the Uses: Feedback from the Lab Bench

    It’s easier to understand why this molecule matters if you’ve been at a fume hood after hours, chasing that yield or purity bump. 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine attracts researchers and process chemists for its unique substitution pattern on the pyrimidine ring. The bromine atom on position 5 opens up a range of halogen-exchange and cross-coupling reactions, making it an attractive precursor for new heterocyclic pharmaceuticals. Our product has found its way into exploratory medicinal chemistry and scalable API production, particularly where selective substitution and further functionalization are required.

    In agrochemicals, we supply formulators seeking to diversify their range of crop protection candidates. The hydroxyl group offers a convenient handle for further transformation, and the methyl group at the 6-position differentiates it from unsubstituted or benzylated pyrimidines, giving unique biological activity. Each of these elements affects reactivity, solubility, and binding properties in the enzyme targets researchers explore.

    Challenges and Craft in Synthesis

    Anyone who’s spent time with halogenated pyrimidines knows about the challenges of selectivity. It’s not just a matter of dumping in the starting materials; temperature and pH gradients matter, and so does the sequence in which each substitution occurs. Over the years, process improvements for this compound have come from evaluating where side-products creep in, notably from incomplete bromination or over-oxidation. Simple tweaks, such as updating condenser efficacy or changing solvent choices, have played a big role in finally achieving cleaner separations and fewer downstream purification headaches.

    We have found early engagement with customers about the needs of their downstream processing pays off. For those using the molecule in catalytic aminations or Suzuki couplings, residual halide content and water sensitivity top their list of questions. We learned to keep an open line about analytical data, sometimes going out of the traditional COA format to directly send detailed spectra and chromatograms. When it comes to scale-up projects, we welcome feedback from pilot plant technicians, because small changes in fill rates or agitation speeds can dramatically affect batch reproducibility.

    Practical Differences from Related Pyrimidines

    Competitors and alternative sources sometimes offer related pyrimidine structures—some with chloro or iodo in place of bromo, others with no methyl or with modifications at the amino position. Over time, we’ve seen how these subtle shifts in atomic placement change everything from solubility in organic solvents to reactivity profiles in key synthetic transformations. We built our process for 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine on the feedback of teams who saw firsthand how the wrong isomer or an unchecked impurity can sabotage a whole experimental series.

    One key difference is the reactivity of the bromine atom compared to chlorine. The C–Br bond is typically more labile, opening up broader reaction conditions for coupling chemistry, which means formulators and medicinal chemists can make substitutions more easily without reworking their entire synthetic sequence. The hydroxyl and methyl substituents likewise shift the molecule’s electronic profile, affecting both its activity in target-based screens and its ease of handling in the lab. The amino group at the 2-position increases its utility in cyclocondensation reactions, further distinguishing it from compounds lacking this functionality.

    Quality Assurance Built on Experience

    Making promises is easy. Fulfilling them batch after batch is harder. We’re routinely asked for trace impurity data and long-term stability metrics, especially as customers take this compound further downstream. Our approach focuses on batch retention, real archiving of spectral data, and simple documentation that doesn’t bury users under extraneous information.

    It turns out that reliability in chemical manufacture translates into meaningful efficiency for innovators. With every consignment of 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine comes awareness that a misstep might stall a drug discovery program or delay pilot plant timing. We built our protocols to avoid just those risks, not only for batch-to-batch purity, but in our supply logistics and technical support as well. Keeping open communication with both purchasing agents and scientists on the ground has sharpened our standard for every shipment.

    Long-Term Experience: What We’ve Learned from Setbacks and Successes

    Over the past decade, the trends in pyrimidine derivative demand have shifted with advances in synthetic strategies, drug target discoveries, and regulatory pressures. What hasn’t changed is the value research teams find in a closely-controlled, well-documented supply chain. Early in our journey, a single out-of-spec batch led to weeks of troubleshooting on both supplier and customer ends. Since then, we instituted sample retention policies and cross-checking of analytical data across every production shift. These measures have not only cut repeat complaints but fostered trust from teams who require fast answers when troubleshooting their own processes.

    The evolution of our process—from batch volumes to purification methods—came from real-world feedback. Research teams who encountered crystallization issues when scaling for pilot lots prompted us to adopt more robust solvent systems. Researchers who noticed color changes under ambient lighting led our team to review photostability, even adjusting our packaging and shipping to shield sensitive batches. Adaptations like these arise not from standard forms or industry trends, but from real situations faced at the bench or in the warehouse.

    Supporting Documentation and Traceability: Meeting High Standards

    Regulatory expectations have only grown, and we saw early on the stakes involved in documentation. Every shipment leaves our facility accompanied by full synthetic route disclosure, impurity profiling, and batch-specific melting point and spectral data. Customers in pharmaceutical development, especially those preparing intermediates for clinical candidates, expressed a need for clear, direct lines between batch quality and end-use performance. As a result, we remain transparent in sharing not only expected assay results, but also out-of-norm data, so that troubles can be anticipated and solved before they multiply downstream.

    Perspectives from the Bench: Real Uses and Experiments

    Our conversations with process chemists and research labs have grounded our understanding of common pain points. Many start out with commercially sourced pyrimidines, only to discover inconsistencies in reactivity when branching off the brominated position or adding polar substituents. One researcher, working on kinase inhibitors, shared that lower purity starting materials often forced her to reoptimize conditions after every change in lot source. Once she connected with our team, regular feedback between us allowed her to run parallel experiments with confidence, reducing time wasted on unexpected by-products.

    In another case, a crop protection development group faced shelf-life concerns during summer storage. Instead of relying on standard vacuum-sealed drums, our production adapted to double-bagged containers with desiccant pouches based on their stability trial feedback. This direct application of user experience into our batch logistics keeps our products fit for demanding program schedules.

    Commitment Beyond the Sale

    The chemical manufacturing world doesn’t offer much room for resting on last year’s achievements. Each inquiry we field, whether about a scale-up or a custom impurity threshold, pushes us to refine our routines and sharpen our in-house expertise. Bigger competitors might see intermediates like 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine as just another line item. Our focus remains on what gives value—real support, responsive adjustment, and documentation that actually answers the pressing questions teams face every day.

    That commitment shows in our response times when questions arise about storage, handling, or scale-up issues. Our scientists and production staff draw on real plant experience, recognizing that when delays occur on our end, entire downstream pipelines slow, costly and frustrating.

    Looking Forward: Meeting Future Expectations

    Synthesis of advanced pyrimidine derivatives will only grow in importance as demand for tailored pharmaceutical scaffolds and novel agrochemical entities rises. We continue to invest in better analytical equipment, real-world stability testing, and new synthetic strategies to meet specialized demands. Our partnerships with academic researchers and industrial development teams keep us current on new reaction methodologies, so we can anticipate needs before they become urgent.

    Our aim is not only to produce high-purity 2-Amino-5-Bromo-4-Hydroxy-6-Methylpyrimidine but also to continue learning from the world’s top synthesis professionals. Open channels of communication, a shared sense of urgency, and a practical mindset unite us as much as any supply agreement. For research, development, or process scale-up, our real-world experience stands behind every batch.