3-(2(S)-dibenzylamino-1-hydroxy-3-phenylpropyl)-4-benzyloxycarbonyl-1-methylpiperazin-2-one → 3-(2-(S)-amino-1-hydroxy-3-phenylpropyl)-1-methylpiperazin-2-one
Reaktionsgleichung
C([N:8](CC1C=CC=CC=1)[C@@H:9]([CH2:30][C:31]1[CH:36]=[CH:35][CH:34]=[CH:33][CH:32]=1)[CH:10]([CH:12]1[N:17](C(OCC2C=CC=CC=2)=O)[CH2:16][CH2:15][N:14]([CH3:28])[C:13]1=[O:29])[OH:11])C1C=CC=CC=1.[H][H]>CO.[OH-].[OH-].[Pd+2]>[NH2:8][C@@H:9]([CH2:30][C:31]1[CH:36]=[CH:35][CH:34]=[CH:33][CH:32]=1)[CH:10]([CH:12]1[NH:17][CH2:16][CH2:15][N:14]([CH3:28])[C:13]1=[O:29])[OH:11]Komponenten
5
Edukt 2
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 2
Versuchsvorschrift
Treat a solution of 3-(2(S)-dibenzylamino-1-hydroxy-3-phenylpropyl)-4-benzyloxycarbonyl-1-methylpiperazin-2-one (Isomer-2) (210 mg, 0.36 mmol) in methanol (10 mL) with 20% palladium hydroxide on carbon (48 mg) in one portion and stir the mixture under 1 atmosphere of hydrogen gas for 24 h. Filter through a filtering agent, wash with methanol and concentrate to give the title compound as an oil.
Aufarbeitung
- filtrationFilter through a filtering agent
- washwash with methanol
- concentrationconcentrate
Quellen und Nachweise
- ORD-Eintrag
- ord-7570a1b369d4490b873edf535555a75e
- Quelldatensatz
- uspto-grants-2009_11
- Patentnummer
- US07618978B2
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