3-Methylisoxazole-4-sulfonyl chloride CAS 858489-87-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 858489-87-9 |
| Molecular Formula | C4H4ClNO3S |
| Molecular Weight | 181.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 3-Methylisoxazole-4-sulfonyl chloride (CAS 858489-87-9) pharmaceutical standards reference standard. Molecular formula: C4H4ClNO3S. Molecular weight: 181.60 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C4H4ClNO3S |
| Molecular Weight | 181.60 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methylisoxazole Standards
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- 5-Methylisoxazole-3,4-dicarboxamide (CAS 400077-37-4)
Recommended Standards
- 3-Chloro-5-(methylsulfonyl)-1H-1,2,4-triazole (CAS 346631-06-9)
- 5-Methyl-1H-1,2,4-triazole-3-sulfonyl chloride (CAS 281221-69-0)
- 2-Methyloxazole-5-sulfonyl chloride (CAS 1909316-63-7)
- Sodium 8-nitronaphthalene-1,3,5-trisulfonate (CAS 916054-17-6)
- 1242994-98-4 Ethyl 3-amino-4-[(2-{[(ethylamino)carbonyl]amino}ethyl)amino]benzoate MFCD15732369 (CAS 1242994-98-4)
- 3-Iodo-8-methoxyquinoline (CAS 1416801-74-5)
- 3-methyl-8-azabicyclo[3.2.1]octane (CAS 1379149-40-2)
- 1-(2-(4-Iodophenoxy)ethyl)pyrrolidine (CAS 554430-67-0)
- 1-Methoxy-3,7-dimethylpyrrolo[1,2-a]pyrazine (CAS 95407-89-9)
- Integrin Binding Peptide trifluoroacetate salt (CAS 278792-07-7)
Why CATO?
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