2H-1-Benzopyran-2-carbonylchloride, 3,4-dihydro- 77039-78-2 CTK2H5681 CAS 77039-78-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 77039-78-2 |
| Molecular Formula | C10H9ClO2 |
| Molecular Weight | 196.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2H-1-Benzopyran-2-carbonylchloride, 3,4-dihydro- 77039-78-2 CTK2H5681 (CAS 77039-78-2) pharmaceutical standards reference standard. Molecular formula: C10H9ClO2. Molecular weight: 196.63 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C10H9ClO2 |
| Molecular Weight | 196.63 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Halogen Content | Cl-containing |
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- 16:0-i15:0PC (CAS 1830316-07-8)
- 3-Amino-2,3-dimethyl-2-butanol (CAS 89585-13-7)
- Sildenafil Impurity N23 (CAS 247583-72-8)
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