ICC.[CH3:4][O-:5].[Na+].[CH2:7]([O:9][C:10]1[CH:18]=[CH:17][C:16](OC)=[CH:15][C:11]=1[C:12]([NH2:14])=[O:13])[CH3:8].[CH3:21][OH:22]>>[C:4]([C:16]1[CH:17]=[CH:18][C:10]([O:9][CH2:7][CH3:8])=[C:11]([CH:15]=1)[C:12]([NH2:14])=[O:13])([O:22][CH3:21])=[O:5]5-Carbomethoxy-2-ethoxybenzamide (m.p. 159°-161° ) was prepared from 5-carbomethoxysalicylamie, iodoethane, and sodium methoxide in methanol in a manner analogous to that described for the preparation of 2-ethoxy-5-methoxybenzamide in Preparation 14A.
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