(2E,6E)-4-methyl-2,6-bis[(4-methylsulfanylphenyl)methylidene]cyclohexan-1-one 、
靛红 、
L-硫代脯氨酸 反应 3.0h,
以90%的产率得到3-((E)-4-methylthiobenzylidene)-7'-(p-methylthiophenyl)- 7',7a'-dihydro-1'H,3'H-dispiro[4-methylcyclohexane-1,6'-pyrrolo[1,2-c]thiazole-5',3'-indoline]-2,2'-dione