4-Bromotetraphenylsilane Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 18737-40-1 |
| Product name | 4-Bromotetraphenylsilane |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeReagent 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) |
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Documents We Provide for 4-Bromotetraphenylsilane
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-Bromotetraphenylsilane Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-Bromotetraphenylsilane
| Industry | Application | Process |
|---|---|---|
| Organic Synthesis | Used as a synthetic intermediate for constructing silicon-containing functional molecules | Introduces tetraphenylsilyl groups via palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Hiyama coupling) |
| Materials Science | Used to prepare precursors for organosilicon optoelectronic materials | Synthesizes luminescent materials and OLED device components via functional group transformation or polymerization |
| Medicinal Chemistry | Used as a structural modification reagent to introduce silaheterocyclic or silylaryl moieties | Enhances metabolic stability or modulates lipophilicity in drug molecule design |
| Analytical Chemistry | Used as a derivatization reagent or reference standard | Serves as a silicon-labeled compound in gas chromatography–mass spectrometry (GC-MS) analysis |
Manufacturing Quality Control of 4-Bromotetraphenylsilane
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, calibrated against certified reference standard. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents using gas chromatography with flame ionization detection. |
| Moisture Content | Karl Fischer Titration | Coulometric or volumetric titration based on the reaction of iodine with water in a pyridine-methanol solvent system. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element detection via inductively coupled plasma mass spectrometry after acid digestion and dilution. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride anions using suppressed conductivity detection with carbonate eluent. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, observed visually under controlled heating rate. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of foreign particles under standardized lighting and viewing conditions. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after high-temperature ashing (700-800 C) and cooling in desiccator. |
| Loss on Drying | Thermogravimetric Analysis (TGA) | Quantification of volatile content by measuring mass loss upon controlled heating under nitrogen atmosphere. |
| Particle Size Distribution | Laser Diffraction | Determination of size distribution based on angular dependence of laser light scattering from dispersed particles. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral impurities or enantiomeric excess. |
| Organic Volatile Impurities (other than solvents) | GC-MS | Identification and quantification of unknown volatile organics using gas chromatography coupled with mass spectrometric detection. |
Technical Specifications of 4-Bromotetraphenylsilane
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 245–249 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Conforms to reference spectrum |
| Residue on Ignition | <=0.1% |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of 4-Bromotetraphenylsilane
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-Bromotetraphenylsilane
Packaging of 4-Bromotetraphenylsilane
Industrial 4-Bromotetraphenylsilane Procurement FAQ
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.
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