4-Hydroxy-3-phenyl-2H-pyrano[2,3-b]quinoline-2,5(10H)-dione CAS 62668-76-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 62668-76-2 |
| Molecular Formula | C18H11NO4 |
| Molecular Weight | 305.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-Hydroxy-3-phenyl-2H-pyrano[2,3-b]quinoline-2,5(10H)-dione (CAS 62668-76-2) pharmaceutical standards reference standard. Molecular formula: C18H11NO4. Molecular weight: 305.28 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C18H11NO4 |
| Molecular Weight | 305.28 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
- 4-Hydroxy-6-phenyl-2H-pyrano[3,2-c]quinoline-2,5(6H)-dione (CAS 18706-64-4)
- 4-Hydroxy-3-phenyl-2H-pyrano[3,2-c]quinoline-2,5(6H)-dione (CAS 62668-78-4)
- 7-Hydroxy-3-(4-phenyl-4H-1,2,4-triazol-3-yl)-4H-chromen-4-one (CAS 66819-11-2)
- Ethyl 5-hydroxy-2-oxo-7-(trifluoromethyl)-1,2,5,6,7,8-hexahydroquinoline-3-carboxylate (CAS 1420792-67-1)
- 5-Hydroxy-4-(3-(trifluoromethyl)phenyl)isoquinolin-1(2H)-one (CAS 656234-32-1)
- 5-Hydroxy-4-(4-(trifluoromethyl)phenyl)isoquinolin-1(2H)-one (CAS 656234-33-2)
- 6-Hydroxy-2-[2-(3-hydroxy-4-methoxyphenyl)ethenyl]-5-nitro-4(3H)-pyrimidinone (CAS 797779-25-0)
- (3-Hydroxy-1,2-dihydroquinoxaline-1-carbonyl)-L-leucine (CAS 1173685-44-3)
Recommended Standards
- 4,7,8,8-Tetramethoxyfuro[2,3-b]quinolin-5(8H)-one (CAS 632335-15-0)
- 4-((((2,2-Dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)methyl)amino)methyl)benzoic acid (CAS 497060-16-9)
- 7-(Diethylamino)-2-oxo-2H-chromene-3,4-dicarboxylic acid (CAS 75240-77-6)
- N1-(4-chlorobenzyl)propane-1,3-diamine (CAS 61798-10-5)
- (1S,2S,4S,5R)-1-(anthracen-9-ylmethyl)-2-((R)-methoxy(quinolin-4-yl)methyl)-5-vinylquinuclidin-1-ium iodide (CAS 374562-79-5)
- 4,6-Dichloro-8-methoxy-2-methylquinoline (CAS 1447-41-2)
- 6-Chloro-2-dimethylamino-4-trifluoromethyl-nicotinic acid (CAS 1311278-27-9)
- (R)-3-(Boc-amino)-3-(3-methoxyphenyl)propionic acid (R)-Boc-3-methoxy-|A-Phe-OH 500788-86-3 Boc-3-methoxy-L-|A-phenylalanine (CAS 500788-86-3)
- 1H-Naphtho[1,8-de][1,2,3]triazine (CAS 204-03-5)
- Semaglutide impurity 29 (CAS 1188328-22-4)
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