China Factory Direct
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| CAS number | 103966-66-1 |
| Product name | 4-bromo-2-methoxy-1-nitrobenzene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial 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 |
|---|---|---|
| Pharmaceuticals | Organic synthesis intermediate | Used in the synthesis of active pharmaceutical ingredients, such as antihypertensive agents |
| Pesticides | Intermediate for insecticides or herbicides | Serves as an aromatic bromide precursor in the synthesis of specific pesticide molecules |
| Chemical raw materials | Acylating agent | Participates in the synthesis of esters or amides |
| Materials science | Synthesis of functional materials | Applied in the preparation of organic materials with tailored electronic properties |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination based on peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at ~254 nm. |
| Related Substances (Impurities) | HPLC-UV with Gradient Elution | Separation and quantification of structurally related impurities (e.g., isomers, nitro-reduction by-products, bromination intermediates) using optimized gradient HPLC and UV detection. |
| Residual Solvents (e.g., Methanol, Dichloromethane) | GC-FID | Headspace gas chromatography with flame ionization detection to quantify volatile organic solvents according to ICH Q3C guidelines. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element quantification of trace heavy metals after microwave-assisted acid digestion, leveraging high sensitivity and low detection limits of inductively coupled plasma mass spectrometry. |
| Moisture Content | Karl Fischer Titration (Coulometric) | Electrochemical titration quantifying water content via iodine generation and stoichiometric reaction with water in anhydrous methanol-based electrolyte. |
| Melting Point | Capillary Melting Point Apparatus | Determination of solid-to-liquid phase transition temperature range using calibrated capillary apparatus per USP <741>. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Measurement of inorganic residue remaining after controlled high-temperature ashing (700–800 °C) followed by precise weighing. |
| Chloride Impurity | Ion Chromatography (IC) with Conductivity Detection | Separation and quantification of chloride ions after sample dissolution and filtration, using suppressed conductivity detection for trace-level sensitivity. |
| Optical Rotation | [α]D Measurement (Polarimetry) | Determination of specific optical rotation at 589 nm (Na D-line) to confirm chiral purity or detect optically active contaminants (though compound is achiral, used to verify absence of chiral degradation products). |
| Particle Size Distribution | Laser Diffraction (Dry Dispersion) | Analysis of solid particle size distribution in air stream using Mie scattering theory to assess batch consistency relevant to downstream processing. |
| pH of Aqueous Suspension | Potentiometric pH Measurement | Determination of pH in a standardized aqueous suspension (e.g., 1% w/v in water) using calibrated pH electrode to assess acidic/basic degradation or residual catalysts. |
| Sulfated Ash | Gravimetric Analysis (Sulfate-Specific Ignition) | Quantification of non-volatile inorganic sulfate residues after ignition in presence of sulfuric acid per USP <281>. |
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 68–72°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.