Bis(4-bromophenyl)diphenylsilane CAS 18733-91-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18733-91-0 |
| Molecular Formula | C24H18Br2Si |
| Molecular Weight | 494.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Bis(4-bromophenyl)diphenylsilane (CAS 18733-91-0) pharmaceutical standards reference standard. Molecular formula: C24H18Br2Si. Molecular weight: 494.29 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C24H18Br2Si |
| Molecular Weight | 494.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Br-containing |
Related Bis Standards
- Bis(4-(3-bromophenyl)piperazin-1-yl)methane (CAS 1864060-32-1)
- 5-(5-{[3-(4-Bromophenyl)-2-imino-4-oxo-1,3-thiazolidin-5-ylidene]methyl}-2-furyl)-1H-isoindole-1,3(2H)-dione (CAS 1420071-30-2)
- 2-((4-(4-Bromophenyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2,3-dimethylphenyl)acetamide (CAS 477329-14-9)
- 2-((4-(4-Bromophenyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(4-ethylphenyl)acetamide (CAS 499125-66-5)
- 2-((4-(4-Bromophenyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(3,4-dimethylphenyl)acetamide (CAS 477330-33-9)
- 2-((4-(4-Bromophenyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(4-ethylphenyl)acetamide (CAS 477330-06-6)
- 2-((4,6-Bis((4-bromophenyl)amino)-1,3,5-triazin-2-yl)amino)acetic acid (CAS 62751-92-2)
- N-(2-((4-bromophenyl)sulfonyl)ethyl)-2-((4-chlorophenyl)sulfonyl)propanamide (CAS 337923-67-8)
Recommended Standards
- (3,5-Dibromophenyl)triphenylsilane (CAS 1030856-97-3)
- 3,3'-(2,7-Dibromo-9H-fluorene-9,9-diyl)bis(N,N-dimethylpropan-1-amine) (CAS 673474-73-2)
- Tedizolid phosphate disodium salt (CAS 856867-39-5)
- (3-methyl-1-bicyclo[1.1.1]pentanyl)hydrazine (CAS 2167376-02-3)
- N-ethyl-1,5-dimethyl-1H-pyrazole-4-sulfonamide (CAS 1005907-96-9)
- 4-Methoxyphenol (CAS 150-76-5)
- 3,4-Bis(hydroxymethyl)furan-2,5-dione (CAS 479035-71-7)
- 2-(4-(4-(Methylthio)benzo[d]thiazol-2-yl)piperazin-1-yl)phenol (CAS 1219907-20-6)
- (S)-3-Aminoheptan-1-ol hydrochloride (CAS 1402805-31-5)
- D-Gln24-Tirzepatide (CAS CATO-CPTD788910)
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