Tetrahydrofuran → alpha-methyl-N,N-diethyl-1-phenyl-2,5-cyclohexadien-1-ethylamine

Reaction equation

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