3,3′-Difluoro-5,5′-bis(trimethylsilyl)-2,2′-bithiophene CAS 1619967-07-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1619967-07-5 |
| Molecular Formula | C14H20F2S2Si2 |
| Molecular Weight | 346.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3,3′-Difluoro-5,5′-bis(trimethylsilyl)-2,2′-bithiophene (CAS 1619967-07-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C14H20F2S2Si2. Molecular weight: 346.61 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C14H20F2S2Si2 |
| Molecular Weight | 346.61 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F-containing |
| Sulfur Atoms | 2 |
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Recommended Standards
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- N-[2-[(4S)-4,5-Dihydro-4-(1-methylethyl)-2-oxazolyl]-6-[[(1S,2R,5S)-5-methyl-2-(1-methylethyl)cyclohexyl]oxy]phenyl]benzenesulfonamide (CAS 1192815-31-8)
- Etoricoxib Impurity 28 (CAS 5470-70-2)
- N-Nitroso Cefoperazone 3 (CAS CATO-C4X-114954)
- Lixisenatide (CAS 320367-13-3（free base）)
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