2-(2-Hydroxy-3-nitrobenzylidene)benzo[b]thiophen-3(2H)-one CAS 312939-17-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 312939-17-6 |
| Molecular Formula | C15H9NO4S |
| Molecular Weight | 299.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(2-Hydroxy-3-nitrobenzylidene)benzo[b]thiophen-3(2H)-one (CAS 312939-17-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C15H9NO4S. Molecular weight: 299.30 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C15H9NO4S |
| Molecular Weight | 299.30 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Hydroxy Standards
- 4-Hydroxy-2-mercapto-5-phenylpyrido[2,3-d]pyrimidine-7-carboxylic acid (CAS 1253394-73-8)
- 2-(2-Hydroxy-5-nitrobenzylidene)benzo[b]thiophen-3(2H)-one (CAS 326611-00-1)
- 6-Hydroxy-N-(5-(pyridin-4-yl)-1,3,4-thiadiazol-2-yl)nicotinamide (CAS 1801235-16-4)
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Recommended Standards
- 2-((1,3-Dioxoisoindolin-4-yl)thio)benzoic acid (CAS 92461-32-0)
- 1-(4-Fluorophenyl)-3,6-dimethyl-1h-pyrazolo[3,4-b]pyridine-4-carbohydrazide (CAS 937598-58-8)
- 2-(4-Mercaptophenyl)-1,3-dioxoisoindoline-5-carboxylic acid (CAS 332129-06-3)
- 2-[(4-Methoxybenzyl)amino]-1,3-thiazole-4-carboxylic acid (CAS 1189749-81-2)
- Methyl 4-chlorothiazolo[4,5-c]quinoline-6-carboxylate (CAS 1269468-14-5)
- 3-Chloro-6,7-dihydroisoquinolin-8(5H)-one (CAS 1256821-77-8)
- 4-((1,3,4-Thiadiazol-2-yl)thio)-1-(4-fluorophenyl)butan-1-one (CAS 1154733-68-2)
- Enzalutamide Impurity 55 (CAS CATO-C4X-101655)
- (1R,2R)-2-(Allylamino)cyclohexanol (CAS 152857-38-0)
- Semaglutide Impurity 6 (CAS 62-57-7)
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