反应详情

37 g (0.33 mol) 3-aminocyclohex-2-en-1-one and 42 g (0.13 mol) 1-chloro-7-(3-nitrophenyl-methylene)-nonane-6,8-dione are boiled under reflux in 400 ml methanol for 38 h. The mixture is concentrated and the residue is chromatographed with toluene/acetone=8/2. The title compound is obtained as a yellow oil. Yield: 18 g (34%).

1. concentrationThe mixture is concentrated
2. customthe residue is chromatographed with toluene/acetone=8/2