5-(Thiophen-2-yl)-1,2-oxazole CAS 138716-44-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 138716-44-6 |
| Molecular Formula | C7H5NOS |
| Molecular Weight | 151.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(Thiophen-2-yl)-1,2-oxazole (CAS 138716-44-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C7H5NOS. Molecular weight: 151.19 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H5NOS |
| Molecular Weight | 151.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | 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.) | 1996 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Thiophen Standards
- 3-(Thiophen-3-yl)isoxazole (CAS 103092-70-2)
- 5-(Thiophen-3-yl)isoxazole (CAS 138716-30-0)
- 5-(Thiophen-3-yl)oxazole (CAS 155601-63-1)
- 3-(Thiophen-2-yl)isoxazole (CAS 175205-65-9)
- 5-(Thiophen-2-yl)-1H-1,2,3-triazole (CAS 369363-68-8)
- 5-(Thiophen-2-yl)oxazole (CAS 70380-70-0)
- 4-(Thiophen-3-yl)butanenitrile (CAS 1339835-81-2)
- 2-Methyl-2-(thiophen-2-yl)propanenitrile (CAS 90222-97-2)
Recommended Standards
- 4-Aminothieno[2,3-d]pyrimidine (CAS 14080-56-9)
- Isothiazolo[4,5-c]pyridin-3-amine (CAS 1367990-09-7)
- 3H,4H,7H-Imidazo[4,5-b]pyridine-7-thione (CAS 1421-25-6)
- (2R,5S)-2,5-Diaminohexanedioic acid dihydrochloride (CAS 213686-09-0)
- 5-(3-chloro-benZyl)-2h-tetrazole (CAS 728024-40-6)
- tert-Butyl 3-hydroxy-3-(p-tolyl)azetidine-1-carboxylate (CAS 1472706-57-2)
- Methanesulfonic Acid 2-Benzyloxycarbonylamino-Propyl Ester (CAS 161494-74-2)
- 2-(2-Chloroquinolin-3-yl)acetonitrile (CAS 40041-79-0)
- 4-(4-(6-Fluorobenzo[d]isoxazol-3-yl)piperidin-1-yl)-4-oxobutanoic acid (CAS 1017384-80-3)
- Semaglutide-d5 (CAS CATO-C4X-2226153)
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