Methanol → 5-(4-Formyl-3,5-dimethoxyphenoxy)valeric acid

Reaction equation

[CH3:25][OH:26].[CH:1](=[O:2])[c:3]1[c:4]([O:21][CH3:22])[cH:5][c:6]([O:7][CH2:8][CH2:9][CH2:10][CH2:11][C:12](=[O:13])[O:14][CH2:15][CH3:16])[cH:17][c:18]1[O:19][CH3:20].[Na+:24].[OH-:23]>>[CH:1](=[O:2])[c:3]1[c:4]([O:21][CH3:22])[cH:5][c:6]([O:7][CH2:8][CH2:9][CH2:10][CH2:11][C:12](=[O:13])[OH:14])[cH:17][c:18]1[O:19][CH3:20]