[CH3:1][O:2][C:3](=[O:9])[CH2:4][CH2:5][CH2:6][O:7][CH3:8].[CH:10](OCC)=[O:11]>>[CH3:1][O:2][C:3](=[O:9])[CH:4]([CH:10]=[O:11])[CH2:5][CH2:6][O:7][CH3:8]The title compound was prepared from 4-methoxy-butyric acid methyl ester and ethyl formate employing the procedure set forth in Step 1 of Example 87.
Wird geladen…