5-thien-2-yl-1,3,4-oxadiazol-2(3H)-one CAS 128772-83-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 128772-83-8 |
| Molecular Formula | C6H4N2O2S |
| Molecular Weight | 168.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-thien-2-yl-1,3,4-oxadiazol-2(3H)-one (CAS 128772-83-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H4N2O2S. Molecular weight: 168.17 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C6H4N2O2S |
| Molecular Weight | 168.17 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 3-Fluoro-2-(methylamino)benzamide (CAS 1247217-07-7)
- 3-(Dimethylamino)-5-fluoroisonicotinaldehyde (CAS 1289147-27-8)
- 4-Cyclopropoxy-5-fluoropyridin-2-amine (CAS 1243469-54-6)
- (βS)-β-[(1,1-tert-Butyloxycarbonyl)amino]-4-hydroxy-benzenepropanoic Acid Methyl Ester (CAS 474295-85-7)
- (1,5-Cyclooctadiene)tris(trimethylphosphine)iridium(1+) chloride (CAS 118494-48-7)
- tert-Butyl 6-bromoquinoline-4-carboxylate (CAS 2374782-77-9)
- 5-Chloro-3,4-dihydro-8-hydroxy-3-methyl-1-oxo-1H-2-benzopyran-7-carboxylic Acid Methyl Ester (CAS 344348-28-3)
- Gentian Violet Impurity 3 (CAS 133502-50-8)
- (2,4,7-Trinitro-4a,9a-dihydro-9H-fluoren-9-ylidene)malononitrile (CAS 1313852-41-3)
- Immunstimulating Peptide, human (CAS 94773-24-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com