1-Bromo-2-(4-methylphenyl)acetylene CAS 33491-05-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 33491-05-3 |
| Molecular Formula | C9H7Br |
| Molecular Weight | 195.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Bromo-2-(4-methylphenyl)acetylene (CAS 33491-05-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H7Br. Molecular weight: 195.06 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H7Br |
| Molecular Weight | 195.06 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Halogen Content | Br-containing |
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Recommended Standards
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