5-Bromo-2-methylisothiazol-3(2H)-one CAS 96203-02-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 96203-02-0 |
| Molecular Formula | C4H4BrNOS |
| Molecular Weight | 194.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Bromo-2-methylisothiazol-3(2H)-one (CAS 96203-02-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H4BrNOS. Molecular weight: 194.05 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H4BrNOS |
| Molecular Weight | 194.05 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 |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 5-Bromo-2-methoxy-1,3-thiazole (CAS 446287-05-4)
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- 1-Methylisoquinolin-5-amine (CAS 20335-61-9)
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- 3-(Hex-5-en-2-ylamino)tetrahydrothiophene 1,1-dioxide (CAS 1564960-88-8)
- 6-(Methylamino)naphthalene-2-sulfonic acid (CAS 64375-16-2)
- Methyl 4-(hydroxymethyl)-2-methylpiperidine-1-carboxylate (CAS 1251843-15-8)
- Semaglutide Impurity 121 X Sodium Salt (CAS CATO-C4X-2226121)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com