5-Chloro-2,3-dihydrothiophene 1,1-dioxide CAS 56879-02-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 56879-02-8 |
| Molecular Formula | C4H5ClO2S |
| Molecular Weight | 152.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chloro-2,3-dihydrothiophene 1,1-dioxide (CAS 56879-02-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H5ClO2S. Molecular weight: 152.60 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H5ClO2S |
| Molecular Weight | 152.60 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.) | 1973 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
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