CILAZAPRIL IMPURITY A1,1-DIMETHYLETHYL(1S,9S)-9-[[(S)-1-ETHOXYCARBONYL-3-PHENYLPROPYL]AMINO]-10-OXO-OCTAHYDRO-6H-PYRIDAZINO[1,2A][1,2]DIAZEPINE-1-CABOXYLATE EPC
Cilazapril Monohydrate
CAS: 92077-78-6
Molecular Formula: C22H33N3O6
CILAZAPRIL IMPURITY A1,1-DIMETHYLETHYL(1S,9S)-9-[[(S)-1-ETHOXYCARBONYL-3-PHENYLPROPYL]AMINO]-10-OXO-OCTAHYDRO-6H-PYRIDAZINO[1,2A][1,2]DIAZEPINE-1-CABOXYLATE EPC - Names and Identifiers
CILAZAPRIL IMPURITY A1,1-DIMETHYLETHYL(1S,9S)-9-[[(S)-1-ETHOXYCARBONYL-3-PHENYLPROPYL]AMINO]-10-OXO-OCTAHYDRO-6H-PYRIDAZINO[1,2A][1,2]DIAZEPINE-1-CABOXYLATE EPC - Physico-chemical Properties
| Molecular Formula | C22H33N3O6 |
| Molar Mass | 435.51 |
| Melting Point | 98° (dec) |
| Specific Rotation(α) | D20 -62.51° (c = 1% in ethanol) |
| Solubility | Slightly soluble in water, freely soluble in methanol and in methylene chloride. |
| Appearance | neat |
| pKa | pKa1 3.3; pKa2 6.4(at 25℃) |
| Storage Condition | -20℃ |
| Physical and Chemical Properties | Crystallized from ethanol, melting point 95-97 ℃. [α]D20-62.51 °(C = 1%, ethanol). Silaprilat (Cilazaprilat,Ro-31-3113):C20H27N3O5. is the diacid of cilazapril. Crystallized from water, melting point 242 ℃. [α]D20-74.7 (C = 0.5,1mol/L sodium hydroxide solution). |
CILAZAPRIL IMPURITY A1,1-DIMETHYLETHYL(1S,9S)-9-[[(S)-1-ETHOXYCARBONYL-3-PHENYLPROPYL]AMINO]-10-OXO-OCTAHYDRO-6H-PYRIDAZINO[1,2A][1,2]DIAZEPINE-1-CABOXYLATE EPC - Preparation solution concentration reference
| 1mg | 5mg | 10mg | |
|---|---|---|---|
| 1 mM | 2.296 ml | 11.481 ml | 22.962 ml |
| 5 mM | 0.459 ml | 2.296 ml | 4.592 ml |
| 10 mM | 0.23 ml | 1.148 ml | 2.296 ml |
| 5 mM | 0.046 ml | 0.23 ml | 0.459 ml |
Last Update：2024-01-02 23:10:35
![CILAZAPRIL IMPURITY A1,1-DIMETHYLETHYL(1S,9S)-9-[[(S)-1-ETHOXYCARBONYL-3-PHENYLPROPYL]AMINO]-10-OXO-OCTAHYDRO-6H-PYRIDAZINO[1,2A][1,2]DIAZEPINE-1-CABOXYLATE EPC](http://res.chembk.com/assets/images/structure/311834.gif)
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