4′-Bromo-4-mercaptobiphenyl CAS 220805-21-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 220805-21-0 |
| Molecular Formula | C12H9BrS |
| Molecular Weight | 265.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4′-Bromo-4-mercaptobiphenyl (CAS 220805-21-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H9BrS. Molecular weight: 265.17 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H9BrS |
| Molecular Weight | 265.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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- 3-Aminopropane-1-sulfonamide hydrochloride (CAS 104458-33-5)
- 5-Methyl-1,3,4-thiadiazole-2-sulfonyl chloride (CAS 184222-90-0)
- Insulin Pork(≥27 USP units/mg) (CAS 12584-58-6)
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