5-Thioxo-4,5-dihydro-1,3,4-thiadiazole-2-carboxamide CAS 66709-83-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 66709-83-9 |
| Molecular Formula | C3H3N3OS2 |
| Molecular Weight | 161.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Thioxo-4,5-dihydro-1,3,4-thiadiazole-2-carboxamide (CAS 66709-83-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C3H3N3OS2. Molecular weight: 161.21 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C3H3N3OS2 |
| Molecular Weight | 161.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related Thioxo Standards
- 2-Thioxo-2,3-dihydrothiazole-5-carboxylic acid (CAS 105983-76-4)
- 5-Methyl-2-thioxo-1,3,4-thiadiazole-3(2H)-carbaldehyde (CAS 100747-87-3)
- (4R)-2-Thioxo-4-thiazolidinecarboxylic Acid (CAS 98169-56-3)
- 2-(5-Thioxo-1,5-dihydro-4H-1,2,4-triazol-4-yl)acetic acid (CAS 61336-27-4)
- 3-Methyl-6-thioxo-1,3,5-triazinane-2,4-dione (CAS 59045-41-9)
- Methyl 2-thioxo-2,3-dihydrooxazole-5-carboxylate (CAS 149432-34-8)
- 3-Propyl-2-thioxo-4-imidazolidinone (CAS 65710-56-7)
- 2-(5-Thioxo-1,5-dihydro-4H-1,2,4-triazol-4-yl)acetamide (CAS 522644-59-3)
Recommended Standards
- (2-Fluorotetrahydro-1H-pyrrolizin-7a(5H)-yl)methanol-d2-1 (CAS 2883770-50-9)
- rel-((2R,7aS)-2-Fluorotetrahydro-1H-pyrrolizin-7a(5H)-yl)methanol-d2 (CAS 2883770-66-7)
- (2-Fluorotetrahydro-1H-pyrrolizin-7a(5H)-yl)methanol-d2 (CAS 2883770-48-5)
- 4-Chloro-2-hydroxy-3-(trifluoromethyl)pyridine (CAS 1227576-39-7)
- 3-Sulfopropanoic acid (CAS 44826-45-1)
- (Thiophene-2-carbonyl)glycylglycine (CAS 314027-50-4)
- 5-Nitro-2-[2-(4-piperidinyl)ethoxy]pyridinehydrochloride (CAS 1219967-30-2)
- 2-{[3,5-bis(trifluoromethyl)phenyl]amino}-4-(dimethylamino)pyridine-3-carbonitrile (CAS 338773-84-5)
- Ethyl 5-(3-pyridinyl)-1H-pyrrole-2-carboxylate (CAS 1353498-74-4)
- D-Asp15-Tirzepatide (CAS CATO-CPTD788919)
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