2-[(1-Ethyl-5-methoxy-1H-indol-3-yl)methylidene]-6-hydroxy-7-methyl-2,3-dihydro-1-benzofuran-3-one CAS 929339-49-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 929339-49-1 |
| Molecular Formula | C21H19NO4 |
| Molecular Weight | 349.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-[(1-Ethyl-5-methoxy-1H-indol-3-yl)methylidene]-6-hydroxy-7-methyl-2,3-dihydro-1-benzofuran-3-one (CAS 929339-49-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C21H19NO4. Molecular weight: 349.38 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C21H19NO4 |
| Molecular Weight | 349.38 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 2,6-Diphenyl-3H-pyrano[2,3-c]isoquinolin-3-one (CAS 88447-12-5)
- 2-[2-(4-fluorobenzenesulfonyl)-1,2,3,4-tetrahydroisoquinolin-1-yl]acetic acid (CAS 329269-71-8)
- 2-(Benzo[c][1,2,5]thiadiazole-4-sulfonamido)-2-phenylacetic acid (CAS 327169-27-7)
- 3-(2-Amino-1H-benzo[d]imidazol-1-yl)acrylaldehyde (CAS 107113-21-3)
- 2-(Cyclohept-1-en-1-yl)butanenitrile (CAS 6626-06-8)
- (2R,3R)-1-Cbz-2-methylpiperidine-3-carboxylic Acid (CAS 1932256-61-5)
- 7-Methoxyimidazo[1,2-a]pyridine-8-carbonitrile (CAS 834869-04-4)
- Cefadroxil Impurity 31 (CAS CATO-C4X-122431)
- Ethyl 2,4-dioxospiro[5.5]undecane-1-carboxylate (CAS 412314-46-6)
- Semaglutide Impurity 180 (CAS CATO-C4X-2226180)
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