Ethyl 3,4-dimethyl-6-oxo-6H,7H-thieno[2,3-b]pyridine-2-carboxylate CAS 1000931-24-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1000931-24-7 |
| Molecular Formula | C12H13NO3S |
| Molecular Weight | 251.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 3,4-dimethyl-6-oxo-6H,7H-thieno[2,3-b]pyridine-2-carboxylate (CAS 1000931-24-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H13NO3S. Molecular weight: 251.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H13NO3S |
| Molecular Weight | 251.30 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 3-(Cyclopropylamino)-4-methyl-4H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 1000576-02-2)
- 2-Oxoethyl 3-(benzo[d]thiazol-3(2H)-yl)propanoate (CAS 100192-76-5)
- Riociguat Impurity 13 (CAS CATO-C4X-174913)
- Methyl 5-bromo-3-(cyclopentylamino)-2-methylbenzoate (CAS 1403257-13-5)
- N-[[(1R,4aS,10aR)-1,2,3,4,4a,9,10,10a-Octahydro-1,4a-dimethyl-7-isopropyl-1-phenanthrenyl]methyl]-N'-[(1S,2S)-2-(1-pyrrolidinyl)cyclohexyl]thiourea (CAS 1219925-57-1)
- 1-(2-Carboxyethyl)-4-iodo-1H-pyrazole-3-carboxylic acid (CAS 1354706-73-2)
- Phosphorous acid, didecyl phenyl ester (CAS 1254-78-0)
- 2,4-Dichloro-5-[(furan-2-ylmethyl)sulfamoyl]benzoic acid (CAS 31914-90-6)
- 3-Chloro-1-methyl-4-phenyl-4,5-dihydro-1h-1,2,4-triazol-5-one (CAS 118631-34-8)
- Semaglutide Impurity 191 (CAS CATO-C4X-2226191)
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