2,3,9,10-Tetramethoxy-5H-isoquinolino[3,2-a]isoquinolin-8(6H)-one CAS 19716-59-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19716-59-7 |
| Molecular Formula | C21H21NO5 |
| Molecular Weight | 367.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2,3,9,10-Tetramethoxy-5H-isoquinolino[3,2-a]isoquinolin-8(6H)-one (CAS 19716-59-7) pharmaceutical standards reference standard. Molecular formula: C21H21NO5. Molecular weight: 367.40 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C21H21NO5 |
| Molecular Weight | 367.40 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
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- 3,5,6,7-Tetramethoxy-2-(4-methoxyphenyl)-4H-chromen-4-one (CAS 4472-73-5)
- 2,4,8,10-Tetramethoxy-5,6,11,12-tetrahydro-5,11-epoxydibenzo[a,e][8]annulene-3,9-diol (CAS 1379610-45-3)
- 3,3,12,12-Tetramethoxy-2,13-dioxa-3,12-disilatetradecane (CAS 105566-68-5)
- 2,2',4,4'-Tetramethoxy-1,1'-biphenyl (CAS 3153-72-8)
- 6,6',7,7'-Tetramethoxy-3,3',4,4a,4',8a-hexahydro-1,1'-biisoquinoline (CAS 490024-05-0)
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Recommended Standards
- (R)-tert-Butyl (4-methyl-1-(1-methyl-4-nitro-1H-pyrazol-5-yl)-6-oxoazepan-4-yl)carbamate (CAS 1956437-88-9)
- (2R,3R)-3-(((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)methyl)tetrahydrofuran-2-carboxylic acid (CAS 2140264-04-4)
- 4-(((9H-Fluoren-9-yl)methoxy)carbonyl)-1,4-oxazepane-6-carboxylic acid (CAS 1936071-00-9)
- 5-Bromo-7-fluoro-3-hydroxyindolin-2-one (CAS 1247745-49-8)
- Methyl 2-(6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)acetate (CAS 1146291-07-7)
- 5-[4-(diethylamino)phenyl]-4-(2-methylphenyl)-2,4-dihydro-3H-1,2,4-triazole-3-thione (CAS 851207-79-9)
- 2-[(tert-Butoxy)carbonyl]-5-oxa-2-azaspiro[3.5]nonane-6-carboxylic acid (CAS 1251002-28-4)
- Bis[4-(1-butylpentyl)pyridine]bis(thiocyanato-S)copper (CAS 15375-91-4)
- 1-(4-Fluoro-2-methylphenyl)-2,2-dimethylpropan-1-amine (CAS 1341986-89-7)
- D-[Ser]11-Semaglutide (CAS CATO-CPTD788629)
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