1-(methyleneamino)pyrrolidine 、
(E)-1-cyclohexyl-4-hydroxy-4-methylpent-1-en-3-one 在
anhydrous zinc trifluoromethanesulfonate 、 chiral 4-tert-butyl-4,5-dihydro-1,3-oxazole-based reagent 作用下,
以
甲苯 为溶剂,
反应 72.0h,
生成
(R)-5-cyclohexyl-2-hydroxy-2-methyl-6-(pyrrolidin-1-ylimino)hexan-3-one 、 (S)-5-cyclohexyl-2-hydroxy-2-methyl-6-(pyrrolidin-1-ylimino)hexan-3-one