China Factory Direct
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| CAS number | 77811-44-0 |
| Product name | 4-Bromo-2-methyl-6-nitroaniline |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Used in the synthesis of antimicrobial, anti-inflammatory, or anticancer drug molecules | Employed as an aromatic amine building block in coupling, reduction, or cyclization reactions |
| Dye Industry | Used as an intermediate for azo dyes or disperse dyes | Applied in diazotization and coupling reactions to construct chromophore structures |
| Pesticide Synthesis | Serves as a precursor to brominated aniline-based pesticide active ingredients | Used in halogen exchange or acylation reactions to introduce target functional groups |
| Organic Synthesis Reagent | Used to construct complex aromatic heterocyclic compounds | Leveraged via the bromine atom in Suzuki, Heck, and other cross-coupling reactions |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-DAD | Separation and identification of impurities using HPLC coupled with diode-array detection, with spectral comparison and relative response factor correction. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify common organic solvents based on calibrated retention times and peak areas. |
| Moisture Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine generation in pyridine-methanol medium to determine water content by stoichiometric reaction. |
| Heavy Metals | ICP-MS | Multi-element quantification of toxic metals (e.g., Pb, Cd, Hg, As) after acid digestion, using mass spectrometry for ultra-trace detection. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride ions on an anion-exchange column with suppressed conductivity detection. |
| Sulfated Ash | Gravimetric Analysis | Ignition at 750 C followed by sulfuric acid treatment and final weighing to determine inorganic residue content. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement using capillary tube method with calibrated thermometer or digital apparatus. |
| Appearance | Visual Inspection | Assessment of physical state, color, and homogeneity against established reference standards under controlled lighting. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry powder dispersion using laser scattering to determine volume-based particle size distribution. |
| pH of Aqueous Suspension | pH Meter | Measurement of pH in a defined saturated aqueous suspension using calibrated pH electrode. |
| Organic Volatile Impurities (OVI) | GC-MS | Targeted and untargeted screening of volatile organic impurities using gas chromatography coupled with mass spectrometry. |
| Test Item | Specification |
|---|---|
| Appearance | Off-white to light brown crystalline powder |
| Purity | >=98.5% |
| Melting Point | 142.0–146.0°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.