Isothiazol-5(2H)-one CAS 82357-89-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 82357-89-9 |
| Molecular Formula | C3H3NOS |
| Molecular Weight | 101.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Isothiazol-5(2H)-one (CAS 82357-89-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C3H3NOS. Molecular weight: 101.13 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C3H3NOS |
| Molecular Weight | 101.13 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Isothiazol Standards
- Isothiazol-3(2H)-one (CAS 1003-07-2)
- Isothiazol-4-amine (CAS 64527-28-2)
- Isothiazol-4-ylmethanamine (CAS 1083246-51-8)
- Isothiazol-5-ylmethanamine (CAS 1246548-62-8)
- Isothiazol-4-ylmethanol (CAS 170283-02-0)
- Isothiazol-3-ylmethanol (CAS 89033-17-0)
- Isothiazol-5-yl-methanol (CAS 1710-66-3)
- 2-(Isothiazol-3-yl)acetonitrile (CAS 14217-70-0)
Recommended Standards
- 5-Amino-1,2,3-thiadiazole (CAS 4100-41-8)
- Thiazol-2-ol (CAS 6039-97-0)
- 3H-Oxazole-2-thione (CAS 32091-51-3)
- Trifluoperazine N-Glucuronide (CAS 165602-90-4)
- 2-Furancarboxylic acid, 3-(3-chloro-1-propyn-1-yl)- (CAS 2574549-58-7)
- Indocyanine Green Impurity 63 (CAS CATO-C4X-250363)
- 1-Methyl-1H-pyrrole-2-sulfonyl chloride (CAS 69815-96-9)
- (5-Amino-1-(4-chlorophenyl)-1H-pyrazol-4-yl)(4-methoxyphenyl)methanone (CAS 618091-25-1)
- 4-Iodo-5-methyl-1-propyl-1H-pyrazol-3-amine (CAS 1354704-75-8)
- Peptide 6A (H-6905.0005) (CAS 73549-32-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com