Triphenylsilanol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 791-31-1 |
| Product name | Triphenylsilanol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeReagent Grade |
| Packaging | 25KG/bag500KG/bag1000KG/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 Triphenylsilanol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Triphenylsilanol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Triphenylsilanol
| Industry | Application | Process |
|---|---|---|
| Organic Synthesis | Silyl protecting reagent for selective protection of alcohol and phenol hydroxyl groups | Reacted with alcohols/phenols under basic conditions (e.g., NaH, Et₃N) to form triphenylsilyl ethers, subsequently cleaved under acidic conditions |
| Pharmaceutical Intermediates | Critical silylation intermediate in the synthesis of anticancer agents (e.g., certain protein kinase inhibitors) | Participates in coupling reactions or serves as a steric-modifying group for chiral auxiliaries, enabling steric control in multistep syntheses |
| Materials Science | Precursor for organic silicone resins and heat-resistant coatings | Coprocessed via co-condensation with multifunctional silanes (e.g., SiCl₄) or metal oxides to form crosslinked siloxane networks |
| Analytical Chemistry | Derivatization reagent for gas chromatography (GC), enhancing volatility and detection sensitivity of alcohols and carboxylic acids | Silylation carried out at room temperature or with mild heating, catalyzed by trace acid (e.g., H₂SO₄) or base (e.g., imidazole) |
Manufacturing Quality Control of Triphenylsilanol
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) | Quantifies triphenylsilanol content by retention time and peak area comparison against a certified reference standard. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric titration using iodine-based reagent stoichiometry. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic ash content by high-temperature incineration followed by weighing of residual mass. |
| Heavy Metals | ICP-OES | Quantifies trace metal impurities (e.g., Pb, Cd, Hg, As) based on element-specific atomic emission intensities. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Acid Value | Acid-Base Titration | Measures free acidic groups by titration with standardized NaOH solution using phenolphthalein indicator. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid using calibrated capillary tube method. |
| Appearance | Visual Inspection | Assesses physical state, color, and clarity against specified criteria under controlled lighting conditions. |
| Solubility in Common Solvents | Qualitative Solubility Test | Evaluates complete dissolution in specified solvents (e.g., toluene, THF) at defined temperature and concentration. |
| Volatile Impurities | Headspace Gas Chromatography (HS-GC) | Detects low-boiling organic impurities by analyzing vapor phase above sample at controlled temperature. |
| Related Substances | HPLC with UV Detection | Identifies and quantifies structurally related impurities using reversed-phase chromatography and UV absorbance. |
| Bulk Density | Tap Density Measurement | Determines mass per unit volume after standardized tapping of powder in a graduated cylinder. |
Technical Specifications of Triphenylsilanol
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 102–106 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=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 Triphenylsilanol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Triphenylsilanol
Packaging of Triphenylsilanol
Industrial Triphenylsilanol 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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