Isothiazole-5-sulfonyl chloride CAS 362658-19-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 362658-19-3 |
| Molecular Formula | C3H2ClNO2S2 |
| Molecular Weight | 183.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Isothiazole-5-sulfonyl chloride (CAS 362658-19-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C3H2ClNO2S2. Molecular weight: 183.64 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C3H2ClNO2S2 |
| Molecular Weight | 183.64 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Isothiazole Standards
- Isothiazole-4-sulfonyl chloride (CAS 88982-55-2)
- Ethyl isothiazole-3-carboxylate 1,1-dioxide (CAS 1823946-00-4)
- Isothiazole-4,5-dicarboxylic acid (CAS 66882-70-0)
- Isothiazole-3,4,5-tricarbonitrile (CAS 857958-14-6)
- Ethyl isothiazole-3-carboxylate (CAS 23244-32-8)
- Methyl isothiazole-3-carboxylate (CAS 1001907-72-7)
- 3-Methyl-isothiazole-4-carboxylic acid (CAS 15903-66-9)
- Methyl isothiazole-4-carboxylate (CAS 56133-37-0)
Recommended Standards
- 3-chloranyl-6-pyrrolidin-1-yl-pyridazine 3-chloro-6-(1-pyrrolidinyl)pyridazine 66346-85-8 A835428 (CAS 66346-85-8)
- 6-Chloro-N-(cyclopropylmethyl)pyrimidin-4-amine (CAS 928650-17-3)
- 76780-98-8 2-Chloro-N-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-amine DTXSID90504067 (CAS 76780-98-8)
- 4-isocyanato-1-methyl-1H-indole (CAS 887922-92-1)
- 2-((5-Benzyl-3-carbamoyl-4-methylthiophen-2-yl)carbamoyl)cyclohexane-1-carboxylic acid (CAS 543695-32-5)
- Methyl 1-cyclopentyl-1H-pyrrole-2-carboxylate (CAS 1706452-75-6)
- 2-Bromoquinoline-8-carboxylic acid (CAS 1426144-88-8)
- Valproate Impurity 94 (CAS CATO-C4X-116694)
- Ethyl 2-((7-(4-fluorophenyl)-6,7-dihydro-5H-imidazo[2,1-c][1,2,4]triazol-3-yl)thio)propanoate (CAS 923139-72-4)
- Semaglutide impurity 01 (CAS 1998701-31-7)
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