5-(2-thiazol-2-ylethynyl)-1,2-benzoxazol-3-one CAS 2597587-89-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2597587-89-6 |
| Molecular Formula | C12H6N2O2S |
| Molecular Weight | 242.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(2-thiazol-2-ylethynyl)-1,2-benzoxazol-3-one (CAS 2597587-89-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H6N2O2S. Molecular weight: 242.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H6N2O2S |
| Molecular Weight | 242.25 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related thiazol Standards
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- 6-(2-thiazol-2-ylethynyl)-1,2-benzoxazol-3-one (CAS 2570727-85-2)
- 6-(2-thiazol-5-ylethynyl)-1,2-benzoxazol-3-one (CAS 2535054-54-5)
- 5-(2-thiazol-2-ylethynyl)isoxazolo[5,4-b]pyridin-3-amine (CAS 2630301-45-8)
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- 4-(2-thiazol-2-ylethynyl)-1,2-benzoxazol-3-amine (CAS 2540035-38-7)
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Recommended Standards
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- 1-(Difluoromethyl)-2-iodo-4-nitrobenzene (CAS 1261646-90-5)
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- 1-(2-Methylbut-3-yn-2-yl)-3-phenylurea (CAS 42785-81-9)
- 2-(1,3-Dimethyl-1h-pyrazol-5-yl)-N-methylethan-1-amine (CAS 1531560-22-1)
- 3-Ethyl-5-(thiophen-3-ylmethylene)imidazolidine-2,4-dione (CAS 666212-07-3)
- 1-(4-(1h-Pyrazol-1-yl)phenyl)-N-methylmethanamine (CAS 866781-88-6)
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