Ethanol → Ethyl 2-ethyl-4-hydroxy-1-benzofuran-6-carboxylate

反応式

[C:1](=[O:2])([CH3:3])[O:4][c:5]1[cH:6][c:7]([C:16](=[O:17])[O:18][CH2:19][CH3:20])[cH:8][c:9]2[c:10]1[cH:11][c:12]([CH2:14][CH3:15])[o:13]2.[CH3:27][CH2:28][OH:29].[K+:21].[K+:22].[O-:23][C:24]([O-:25])=[O:26]>>[OH:4][c:5]1[cH:6][c:7]([C:16](=[O:17])[O:18][CH2:19][CH3:20])[cH:8][c:9]2[c:10]1[cH:11][c:12]([CH2:14][CH3:15])[o:13]2