China Factory Direct
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| CAS number | 262433-01-2 |
| Product name | Carbamic acid, (4-bromo-2-methoxyphenyl)-, 1,1-dimethylethyl ester (9CI) |
| 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 |
|---|---|---|
| Pharmaceutical Intermediates | Used in synthesizing aniline-containing drug molecules, such as kinase inhibitors or antimicrobial compounds | Applied as a BOC-protected bromoaniline in cross-coupling reactions—including Suzuki coupling and Buchwald–Hartwig amination—to construct complex molecular frameworks |
| Organic Synthesis | Employed as a versatile building block to introduce methoxy and bromo substituents for tuning electronic properties and reactivity | Deprotected to yield the free amine, or retained as the BOC-protected derivative for subsequent functional group transformations—e.g., halogen substitution or metal-catalyzed coupling |
| Agrochemical R&D | Used to construct biologically active heterocyclic agrochemical lead compounds | Participates in cyclization or condensation reactions via the aromatic amine moiety to synthesize core agrochemical structures—e.g., benzoxazoles and quinazolines |
| Materials Science | Utilized as a functional monomer for preparing optoelectronic materials or polymeric ligands | The bromo group enables polymerization or grafting; the methoxy and BOC groups jointly modulate solubility and thermal stability |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component by UV absorption at specific wavelength using reverse-phase chromatography with external standard calibration. |
| Related Substances | HPLC-UV | Detects and quantifies structurally related impurities using gradient HPLC with UV detection and relative response factors. |
| Residual Solvents | GC-FID | Measures volatile organic solvents (e.g., THF, MeOH, DCM) by gas chromatography with flame ionization detection against calibrated standards. |
| Water Content | Karl Fischer Titration | Determines trace water via coulometric or volumetric titration based on iodine-sulfur dioxide reaction in pyridine-methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Measures inorganic ash content by high-temperature incineration followed by weighing of residual non-volatile material. |
| Heavy Metals | ICP-OES | Quantifies total heavy metals (Pb, Cd, Hg, Ni, etc.) after acid digestion using inductively coupled plasma optical emission spectrometry. |
| Chloride Content | Ion Chromatography | Separates and quantifies chloride ions using suppressed conductivity detection after aqueous extraction. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid, indicating crystallinity and purity. |
| Optical Rotation | Polarimetry | Measures specific rotation using sodium D-line light to assess chiral integrity and absence of racemization. |
| Particle Size Distribution | Laser Diffraction | Analyzes dry or wet dispersed sample to determine volume-based particle size distribution profile. |
| Bulk Density | USP <616> Tap Density Test | Measures mass per unit volume after controlled tapping to assess flowability and handling characteristics. |
| Microbial Limits | Membrane Filtration & Plate Count | Detects aerobic microorganisms by filtration, membrane transfer to culture media, and colony enumeration after incubation. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 92°C - 96°C |
| Identification (NMR) | Conforms to reference standard |
| Residue on Ignition | <=0.1% |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.