7-Chloro-5-fluoro-1,3-benzoxazole-2-thiol CAS 1249781-75-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1249781-75-6 |
| Molecular Formula | C7H3ClFNOS |
| Molecular Weight | 203.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 7-Chloro-5-fluoro-1,3-benzoxazole-2-thiol (CAS 1249781-75-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H3ClFNOS. Molecular weight: 203.62 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H3ClFNOS |
| Molecular Weight | 203.62 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- methyl 2-iodo-4-fluorobenzoate (CAS 1261678-05-0)
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- N-Cyclopropyl-3-(N-methylphenylsulfonamido)thiophene-2-carboxamide (CAS 1251690-89-7)
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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