| CAS No. | 1801838-28-7 |
| Molecular Formula | C51H58N8O13 |
| Molecular Weight | 991.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
High-purity [(19S)-10,19-diethyl-7-hydroxy-14,18-dioxo-17-oxa-3,13-diazapentacyclo[11.8.0.0²¹¹.0⁴⁹.0¹⁵²º]henicosa-1(21),2,4,6,8,10,15(20)-heptaen-19-yl] [4-[[(2S)-2-[[(2S)-2-[6-(2,5-dioxopyrrol-1-yl)hexanoylamino]-3-methyl-butanoyl]amino]-5-ureido-pentanoyl]amino]phenyl]methyl carbonate (CAS 1801838-28-7) pharmaceutical standards reference standard. Molecular formula: C51H58N8O13. Molecular weight: 991.05 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
| Molecular Formula | C51H58N8O13 |
| Molecular Weight | 991.05 g/mol |
| 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) | 27.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 8 |