2-Amino-4-bromophenol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 40925-68-6 |
| Product name | 2-Amino-4-bromophenol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for 2-Amino-4-bromophenol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-Amino-4-bromophenol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-Amino-4-bromophenol
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Key intermediate for synthesizing anticancer agents (e.g., tyrosine kinase inhibitors) | Prepared via diazotization–hydrolysis of bromoaniline or selective bromination of o-aminophenol, followed by recrystallization for purification |
| Agrochemical Intermediates | Used to synthesize novel fungicides and insecticides (e.g., benzimidazole derivatives) | Undergoes condensation, cyclization, and related reactions with alkyl halides, aldehydes, or isocyanates to construct heterocyclic structures |
| Dyes and Pigments | Diazonium component in azo dyes and metal-complex dyes | Diazotized with sodium nitrite under low-temperature acidic conditions, then coupled with coupling components (e.g., naphthols) |
| Organic Synthesis | Used to prepare brominated arylamine-based functional materials and ligands | Participates in palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Heck) or serves as a ligand precursor for transition-metal catalyst synthesis |
Manufacturing Quality Control of 2-Amino-4-bromophenol
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reversed-phase HPLC with UV detection at 280 nm based on peak area comparison against reference standard. |
| Related Substances | HPLC-UV | Detects and quantifies structurally related impurities (e.g., bromination by-products, aniline derivatives) using gradient HPLC-UV. |
| Moisture Content | Karl Fischer Titration | Determines water content via coulometric or volumetric titration using iodine generation in pyridine-methanol solvent system. |
| Residue on Ignition | Gravimetric Analysis | Measures inorganic ash content by ignition at 700-800 C and weighing residual mass after cooling. |
| Heavy Metals | ICP-OES | Quantifies Pb, Cd, Hg, As, Cr using inductively coupled plasma optical emission spectroscopy after acid digestion. |
| Chloride Impurity | Ion Chromatography | Separates and quantifies chloride ions using suppressed conductivity detection after aqueous extraction. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range of solid-to-liquid phase transition using calibrated capillary apparatus per USP <741>. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles under controlled white light against established reference standards. |
| Solubility in Water | Qualitative Solubility Test | Evaluates solubility behavior in distilled water at 25 C by observing dissolution clarity and residue after agitation and settling. |
| pH of Aqueous Suspension | pH Meter | Measures pH of 1% w/v suspension in water using calibrated pH electrode following standard buffering protocols. |
| Organic Volatile Impurities | GC-FID | Identifies and quantifies residual solvents (e.g., methanol, acetone, toluene) using gas chromatography with flame ionization detection. |
| Sulfated Ash | Gravimetric Analysis | Determines sulfate-resistant inorganic residue after treatment with sulfuric acid and ignition at 600-700 C. |
Technical Specifications of 2-Amino-4-bromophenol
| Test Item | Specification |
|---|---|
| Appearance | Red solid |
| Purity | >=98.0% (LC-MS) |
| Melting Point | 112–116°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of 2-Amino-4-bromophenol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2-Amino-4-bromophenol
Packaging of 2-Amino-4-bromophenol
Industrial 2-Amino-4-bromophenol Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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