Diethyl 2-(((3-(3,4-dimethoxyphenethyl)-2,4-dioxo-3,4-dihydro-2H-benzo[e][1,3]oxazin-6-yl)amino)methylene)malonate CAS 900019-31-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 900019-31-0 |
| Molecular Formula | C26H28N2O9 |
| Molecular Weight | 512.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Diethyl 2-(((3-(3,4-dimethoxyphenethyl)-2,4-dioxo-3,4-dihydro-2H-benzo[e][1,3]oxazin-6-yl)amino)methylene)malonate (CAS 900019-31-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C26H28N2O9. Molecular weight: 512.51 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C26H28N2O9 |
| Molecular Weight | 512.51 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 1,4,5,8-Tetraamino-2,7-bis(4-methoxyphenoxy)anthracene-9,10-dione (CAS 88600-81-1)
- Sorafenib EP Impurity E (CAS 284670-98-0)
- 1,4,5,8-Tetraamino-2,7-bis(3-methoxyphenoxy)anthracene-9,10-dione (CAS 88600-80-0)
- (4R,4'R,4''R,5'R)-2,2,2',2',2'',2''-Hexamethyl-4,4':5',4''-ter(1,3-dioxolane) (CAS 3969-59-3)
- 5,7-Dichloro-2-(3-methoxyphenyl)-1H-benzo[d]imidazole (CAS 1801147-17-0)
- N-methyl-1-(5-(thiophen-3-yl)-1H-pyrazol-4-yl)methanamine (CAS 1506070-59-2)
- Tetracaine Impurity 31 (CAS CATO-C4X-192331)
- 1-(4-Nitrophenyl)-3-(trifluoromethyl)-4,5,6,7-tetrahydro-1H-indazole (CAS 353457-70-2)
- 1-(2-Chlorophenyl)cyclobutanecarbonitrile (CAS 28049-59-4)
- D-Thr5-Tirzepatide (CAS CATO-CPTD788926)
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