Lithium Hydroxide → (S)-2-ethoxy-3-{4-[2-(4-isopropoxy-phenyl)-5-methyl-oxazol-4-ylmethoxy]-2-methyl-phenyl}-propionic acid

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Reaktionsgleichung

C[O:2][C:3](=[O:34])[C@@H:4]([O:31][CH2:32][CH3:33])[CH2:5][C:6]1[CH:11]=[CH:10][C:9]([O:12][CH2:13][C:14]2[N:15]=[C:16]([C:20]3[CH:25]=[CH:24][C:23]([O:26][CH:27]([CH3:29])[CH3:28])=[CH:22][CH:21]=3)[O:17][C:18]=2[CH3:19])=[CH:8][C:7]=1[CH3:30].[Li+].[OH-]>>[CH2:32]([O:31][C@@H:4]([CH2:5][C:6]1[CH:11]=[CH:10][C:9]([O:12][CH2:13][C:14]2[N:15]=[C:16]([C:20]3[CH:21]=[CH:22][C:23]([O:26][CH:27]([CH3:29])[CH3:28])=[CH:24][CH:25]=3)[O:17][C:18]=2[CH3:19])=[CH:8][C:7]=1[CH3:30])[C:3]([OH:34])=[O:2])[CH3:33]

Komponenten

Edukt 2

HCID 3939Lithium Hydroxide

HCID 69279907(S)-2-ethoxy-3-{4-[2-(4-isopropoxy-phenyl)-5-methyl-oxazol-4-ylmethoxy]-2-methyl-phenyl}-propionic acid methyl ester

Produkt 1

HCID 69279919(S)-2-ethoxy-3-{4-[2-(4-isopropoxy-phenyl)-5-methyl-oxazol-4-ylmethoxy]-2-methyl-phenyl}-propionic acid

Versuchsvorschrift

In analogy to the procedure described in example 1 g], (S)-2-ethoxy-3-{4-[2-(4-isopropoxy-phenyl)-5-methyl-oxazol-4-ylmethoxy]-2-methyl-phenyl}-propionic acid methyl ester was treated with LiOH to obtain (S)-2-ethoxy-3-{4-[2-(4-isopropoxy-phenyl)-5-methyl-oxazol-4-ylmethoxy]-2-methyl-phenyl}-propionic acid as colorless solid.

Quellen und Nachweise

ORD-Eintrag: ord-ca2ee3c29dc449518614b0ec7e1b67fe
Quelldatensatz: uspto-grants-2005_11
DOI: 10.6084/m9.figshare.5104873.v1
Patentnummer: US06969725B2

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