(2S)-3-(4-benzyloxy-2,6-dimethyl-phenyl)-2-ethoxy-propionic acid methyl ester → (2S)-2-ethoxy-3-(4-hydroxy-2,6-dimethyl-phenyl)-propionic acid methyl ester
Reaktionsgleichung
[CH3:1][O:2][C:3](=[O:25])[C@@H:4]([O:22][CH2:23][CH3:24])[CH2:5][C:6]1[C:11]([CH3:12])=[CH:10][C:9]([O:13]CC2C=CC=CC=2)=[CH:8][C:7]=1[CH3:21]>[Pd]>[CH3:1][O:2][C:3](=[O:25])[C@@H:4]([O:22][CH2:23][CH3:24])[CH2:5][C:6]1[C:11]([CH3:12])=[CH:10][C:9]([OH:13])=[CH:8][C:7]=1[CH3:21]Komponenten
3
Edukt 1
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
In analogy to the procedure described in example 1 d], (2S)-3-(4-benzyloxy-2,6-dimethyl-phenyl)-2-ethoxy-propionic acid methyl ester was hydrogenated over 10% palladium on charcoal to give (2S)-2-ethoxy-3-(4-hydroxy-2,6-dimethyl-phenyl)-propionic acid methyl ester as colorless liquid.
Aufarbeitung
- customdescribed in example 1 d
Quellen und Nachweise
- ORD-Eintrag
- ord-369b1111dd604f5882aa178c17f07ff1
- Quelldatensatz
- uspto-grants-2005_11
- Patentnummer
- US06969725B2
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