China Factory Direct
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| CAS number | 102169-44-8 |
| Product name | 4-broMo-5-Methylbenzene-1,2-diaMine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty Grade |
| Packaging | 25KG/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 active pharmaceutical ingredients (APIs), including antitumor agents and kinase inhibitors | Employed as a key aromatic amine intermediate in coupling reactions (e.g., Suzuki, Heck) or cyclization reactions to construct heterocyclic scaffolds |
| Pesticide Development | Used as a structural modification unit in novel insecticidal and fungicidal molecules | Functionalized via diazotization–substitution, acylation, or alkylation to introduce specific functional groups and optimize biological activity |
| Materials Science | Used in the preparation of functional organic light-emitting materials (OLEDs) and charge-transport materials | Applied as an electron-donating unit in copolymerization or small-molecule design; conjugated systems are constructed via palladium-catalyzed cross-coupling directed by bromine atoms |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reverse-phase chromatography with UV detection at characteristic wavelength. |
| Related Substances | HPLC-DAD | Separates and detects impurities based on retention time and spectral matching against reference standards. |
| Residual Solvents | GC-FID | Measures volatile organic solvents by gas chromatographic separation and flame ionization detection. |
| Water Content | Karl Fischer Titration | Determines water via coulometric or volumetric titration using iodine-sulfur dioxide reaction in pyridine-methanol medium. |
| Heavy Metals | ICP-OES | Quantifies metallic impurities (e.g., Pb, Cd, Ni) after acid digestion using plasma-induced atomic emission spectroscopy. |
| Chloride Impurity | Ion Chromatography | Separates and quantifies chloride ions using suppressed conductivity detection after anion exchange. |
| Sulfate Impurity | Ion Chromatography | Separates and quantifies sulfate ions using suppressed conductivity detection after anion exchange. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after high-temperature ashing and weighing. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid using calibrated capillary tube method. |
| Specific Optical Rotation | Polarimetry | Measures rotation of plane-polarized light induced by chiral centers in solution. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles under controlled white light and against standard references. |
| pH of Aqueous Suspension | pH Meter | Measures hydrogen ion activity in a defined suspension (e.g., 1% w/v in water) using calibrated electrode system. |
| Test Item | Specification |
|---|---|
| Appearance | Brown solid |
| Purity | >=98.0% (LC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 148–152 °C |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| 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.