3,5-bis((E)-4-isopropylbenzylidene)-1-methylpiperidin-4-one 、
5-氯靛红 、
噻莫西酸 以
甲醇 为溶剂,
反应 1.0h,
以98%的产率得到spiro[5.3'']-5''-chlorooxindolespiro-[6.3']-1'-methyl-5'-(4-isopropylphenylmethylidene)tetrahydro-4'(1H)-pyridinone-7-(4-isopropylphenyl)tetrahydro-1H-pyrrolo[1,2-c][1,3]thiazole