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

HRID 1394736Notes

Reaction equation

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

Participants

Reactant 2

HCID 3939Lithium Hydroxide

HCID 69280736(S)-3-{2-chloro-4-[2-(2-methoxy-phenyl)-5-methyl-oxazol-4-ylmethoxy]-phenyl]-2-ethoxy-propionic acid methyl ester

Product 1

HCID 69280467(S)-3-{2-chloro-4-[2-(2-methoxy-phenyl)-5-methyl-oxazol-4-ylmethoxy]-phenyl}-2-ethoxy-propionic acid

Procedure

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

Sources & evidence

ORD record: ord-01014bdb405d4b708fa7eee1424bbaaf
Source dataset: uspto-grants-2008_03
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US07348349B2

Reaction notes

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