Ethyl 1,2,3-thiadiazole-4-carboxylate CAS 3989-36-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3989-36-4 |
| Molecular Formula | C5H6N2O2S |
| Molecular Weight | 158.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 1,2,3-thiadiazole-4-carboxylate (CAS 3989-36-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H6N2O2S. Molecular weight: 158.18 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H6N2O2S |
| Molecular Weight | 158.18 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 3-Methyl-1,2,4-thiadiazole-5-carbohydrazide (CAS 1375066-73-1)
- Ethyl 1,3,4-Thiadiazole-2-carboxylate (CAS 1378819-08-9)
- 4-Ethyl-1,2,5-thiadiazole-3-carboxylic acid (CAS 1538685-60-7)
- 4-Ethyl-1,2,3-thiadiazole-5-carboxylic acid (CAS 183302-40-1)
- 4-Methyl-1,2,3-thiadiazole-5-carbohydrazide (CAS 75423-15-3)
- 5-Methyl-1,2,3-thiadiazole-4-carbohydrazide (CAS 4137-63-7)
- Ethyl 1,2,3-thiadiazole-5-carboxylate (CAS 4100-14-5)
- Ethyl 1,2,4-Thiadiazole-5-carboxylate (CAS 859536-28-0)
Recommended Standards
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- 3-Ethyl-2-methylquinolin-4-amine (CAS 104338-91-2)
- 3-(Thiazol-2-yl)pent-1-yn-3-ol (CAS 2396559-17-2)
- 3-(2-Ethylbutoxy)propanoic acid (CAS 10213-74-8)
- (D-Ala2)-Gastric Inhibitory Polypeptide (human) trifluoroacetate salt (CAS 444073-04-5)
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