2-(Thiophen-2-yl)oxazol-5(4H)-one CAS 230283-16-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 230283-16-6 |
| Molecular Formula | C7H5NO2S |
| Molecular Weight | 167.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(Thiophen-2-yl)oxazol-5(4H)-one (CAS 230283-16-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H5NO2S. Molecular weight: 167.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H5NO2S |
| Molecular Weight | 167.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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.) | 2022 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Thiophen Standards
- 3-(Thiophen-2-yl)-1,2-oxazol-5-ol (CAS 1354918-21-0)
- 4-(Thiophen-2-yl)-1,2,5-oxadiazol-3-amine (CAS 186509-03-5)
- 4-(Thiophen-2-yl)isoxazol-3(2H)-one (CAS 204510-26-9)
- 5-(Thiophen-2-yl)-1,2,4-oxadiazol-3-amine (CAS 73631-19-3)
- 5-(Thiophen-3-yl)-1,2,4-oxadiazol-3-amine (CAS 73631-20-6)
- 5-Thiophen-2-yl-[1,3,4]oxadiazol-2-ylamine (CAS 27049-71-4)
- 4-(Thiophen-2-yl)pyrrolidin-2-one (CAS 88221-12-9)
- 2-(THiophen-2-yl)-1,3-thiazole (CAS 42140-95-4)
Recommended Standards
- 2(3H)-benzoxazolethione, 6-hydroxy- (CAS 74537-64-7)
- 2-Aminothiazolo[5,4-b]pyridin-5-ol (CAS 31784-73-3)
- 1-(Thieno[3,2-c]isoxazol-3-yl)ethanone (CAS 339364-24-8)
- 2-Hydroxy-6-iodo-N,N-dimethylbenzamide (CAS 1243279-36-8)
- 3-Benzyloctahydropyrrolo[1,2-a]pyrazine dihydrochloride (CAS 1211514-50-9)
- 3-(2-Fluorophenyl)-2,3,5,6,7,8-hexahydro-2-thioxo[1]benzothieno[2,3-d]pyrimidin-4(1H)-one (CAS 721418-45-7)
- 3-Chloro-N-(2-(4-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)piperazin-1-yl)ethyl)-5-(trifluoromethyl)pyridin-2-amine (CAS 338792-94-2)
- 2(1H)-Quinoxalinone, 3-ethyl-3,4-dihydro-4-[3-(trifluoromethoxy)benzoyl]- (CAS 1009536-45-1)
- 3'-Bromo-4'-chloro-5-(5,5-dimethyl-1,3-dioxan-2-YL)valerophenone (CAS 898757-26-1)
- Semaglutide impurity 251 (CAS CATO-C4X-2226251)
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