Tetrakis(4-ethynylphenyl)silane CAS 1390641-82-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1390641-82-3 |
| Molecular Formula | C32H20Si |
| Molecular Weight | 432.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Tetrakis(4-ethynylphenyl)silane (CAS 1390641-82-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C32H20Si. Molecular weight: 432.59 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C32H20Si |
| Molecular Weight | 432.59 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 23.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
Related Tetrakis Standards
- Tetrakis(4-cyanophenyl)ethylene (CAS 79802-71-4)
- Tetrakis(2-ethylbutoxy)silane (CAS 78-13-7)
- Tetrakis(vinyldimethylsiloxy)silane (CAS 60111-54-8)
- 1,2,4,5-Tetrakis(tert-butylthio)benzene (CAS 447463-65-2)
- 1,4,8,11-Tetrakis(carbamoylmethyl)-1,4,8,11-tetraazacyclotetradecane (CAS 345612-63-7)
- 1,1,2,2-Tetrakis(4-ethynylphenyl)ethene (CAS 4863-90-5)
- Tetrakis(p-tolyloxy)methane (CAS 54974-05-9)
- Tetrakis(4-vinylphenyl)silane (CAS 18834-29-2)
Recommended Standards
- 5-Ethyl-N-(1-(thiophene-2-carbonyl)-1,2,3,4-tetrahydroquinolin-7-yl)thiophene-2-sulfonamide (CAS 946220-66-2)
- Simvastatin EP Impurity J (CAS 864357-88-0)
- 1-(5-((4,5-Diphenyl-1H-imidazol-2-yl)sulfinyl)pentyl)-3,5-dimethyl-1H-pyrazole (CAS 136609-53-5)
- 2,2-Dimethyl-N-(2-(pyridin-2-yl)ethyl)propan-1-amine (CAS 1249770-76-0)
- 2-Bromo-5-(cyclopropyloxy)pyridine (CAS 1209459-24-4)
- Ethyl 5-(1-amino-2,2,2-trifluoroethyl)furan-2-carboxylate (CAS 886371-71-7)
- 2-Methoxy-5-(pentafluoro-λ6-sulfanyl)benzonitrile (CAS 1240256-84-1)
- tert-Butyl 3-(2,6-diamino-4-(trifluoromethyl)phenoxy)pyrrolidine-1-carboxylate (CAS 1159826-37-5)
- 3,3-Difluoro-5-nitroindoline (CAS 221665-98-1)
- Semaglutide impurity 109 (CAS CATO-C4X-2226109)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com