4-(Furan-2-yl)-2-oxo-6-(thiophen-2-yl)-1,2-dihydropyridine-3-carbonitrile CAS 81682-91-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 81682-91-9 |
| Molecular Formula | C14H8N2O2S |
| Molecular Weight | 268.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Furan-2-yl)-2-oxo-6-(thiophen-2-yl)-1,2-dihydropyridine-3-carbonitrile (CAS 81682-91-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H8N2O2S. Molecular weight: 268.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H8N2O2S |
| Molecular Weight | 268.29 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Furan Standards
- 6-(Furan-2-yl)-2-hydroxy-4-(thiophen-2-yl)nicotinonitrile (CAS 111121-81-4)
- 4-(Furan-2-yl)-2-(3H-imidazo[4,5-b]pyridin-2-yl)thiazole (CAS 917566-88-2)
- 4-(Furan-2-yl)-2-(3H-imidazo[4,5-c]pyridin-2-yl)thiazole (CAS 917566-89-3)
- 4-(Furan-3-yl)-2-oxo-6-(thiophen-2-yl)-1,2-dihydropyridine-3-carbonitrile (CAS 956117-78-5)
- n-(Furan-2-ylmethyl)-6-hydrazinylpyridine-3-sulfonamide (CAS 926220-15-7)
- 3-(((Furan-2-ylmethyl)amino)methyl)-6-methylquinolin-2(1H)-one (CAS 333411-68-0)
- 3-(((Furan-2-ylmethyl)amino)methyl)-8-methylquinolin-2(1H)-one (CAS 462067-33-0)
- 3-{[(Furan-2-ylmethyl)-amino]-methyl}-7-methyl-1H-quinolin-2-one (CAS 333411-66-8)
Recommended Standards
- 4,4'-Dicyanodiphenylsulphone (CAS 6461-99-0)
- 4-(3-Methyl-2,5-dioxopyrrolidin-1-yl)benzenesulfonamide (CAS 65116-12-3)
- 4-[(1,1-dioxido-1,2-benzisothiazol-3-yl)amino]butanoic acid (CAS 71054-78-9)
- (s)-1-fmoc-piperidine-3-carboxylic acid (s)-fmoc-nip (s)-fmoc-piperidine-3-carboxylic acid (s)-piperidine-1,3-dicarboxylic acid 1-(9h-fluoren-9-ylmethyl) ester 1-n-fmoc-piperidine-3(s)-carboxylic acid 193693-68-4 L-1-Fmoc-Nipecotic acid fmoc-(s)-nip fmoc-(s)-nipecotic acid (CAS 193693-68-4)
- 4-(5-Bromo-1H-indazol-3-yl)morpholine (CAS 552331-28-9)
- 4-Bromo-3-hydroxy-7-methylindolin-2-one (CAS 1247067-96-4)
- Tert-butyl (s)-(1-picolinoylpyrrolidin-3-yl)carbamate (CAS 1286208-92-1)
- Faropenem Impurity 90 (CAS CATO-C4X-128990)
- 2-(3-Fluoro-4-methoxybenzoyl)benzoic acid (CAS 152567-81-2)
- Semaglutide impurity 65 (CAS CATO-C4X-222665)
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