China Factory Direct
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| CAS number | 101580-70-5 |
| Product name | 1,2-DibroMo-4-Methyl-5-nitrobenzene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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 |
|---|---|---|
| Pesticide Intermediates | Key intermediate for synthesizing novel insecticides and acaricides | Prepared via multi-step organic synthesis reactions, including bromination and nitration, to obtain the target active ingredient |
| Pharmaceutical Intermediates | Used to construct candidate drug molecules containing bromo-nitro aromatic ring structures | Employed as a structural building block in coupling reactions (e.g., Suzuki, Heck) or reductive amination steps during pharmaceutical synthesis |
| Organic Synthesis Reagents | Substrate for highly selective aromatic substitution reactions | Leverages the replaceability of the bromine atom and the electron-withdrawing effect of the nitro group to achieve regioselective functional group transformations |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reverse-phase HPLC with UV detection at 254 nm, based on peak area comparison against reference standard. |
| Related Substances | HPLC-DAD | Identifies and quantifies impurities by retention time and UV spectral matching using diode-array detection. |
| Residual Solvents | GC-FID | Detects and quantifies volatile organic solvents via gas chromatography with flame ionization detection using headspace sampling. |
| Moisture Content | Karl Fischer Titration | Determines water content by coulometric or volumetric titration with iodine generated electrochemically in pyridine-methanol medium. |
| Heavy Metals | ICP-MS | Measures trace metal contaminants (e.g., Pb, Cd, Hg) by plasma ionization and mass spectrometric detection after acid digestion. |
| Chloride Impurity | Ion Chromatography | Separates and quantifies chloride ions using anion-exchange column and suppressed conductivity detection. |
| Acid Value | Acid-Base Titration | Determines acidic impurities by titration with standardized NaOH solution using phenolphthalein indicator. |
| Melting Point | Capillary Melting Point Apparatus | Measures temperature range at which solid transitions to liquid, indicating purity and identity via thermal behavior. |
| Appearance | Visual Inspection | Evaluates physical state, color, and clarity of sample against established visual standards under controlled lighting. |
| Particle Size Distribution | Laser Diffraction | Analyzes particle size distribution by measuring angular variation in intensity of laser light scattered by dispersed particles. |
| Residue on Ignition | Gravimetric Analysis | Quantifies non-volatile inorganic residue after high-temperature ashing and weighing of the ignited sample. |
| Specific Optical Rotation | Polarimetry | Measures rotation of plane-polarized light by chiral compounds; used to confirm absence of racemization or chiral impurities. |
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 124–128°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Conforms to reference spectrum |
| Identification (IR) | Conforms to reference spectrum |
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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.