4-chloro-2-Butenoic acid ethyl ester CAS 15333-22-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 15333-22-9 |
| Molecular Formula | C6H9ClO2 |
| Molecular Weight | 148.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-chloro-2-Butenoic acid ethyl ester (CAS 15333-22-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H9ClO2. Molecular weight: 148.59 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H9ClO2 |
| Molecular Weight | 148.59 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1961 |
| Halogen Content | Cl-containing |
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- Semaglutide Impurity 145 (CAS CATO-C4X-2226145)
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