1,2-dichloro-4-(1-phenyl-2-(2,2,3,3-tetramethylcyclopropylidene)vinyl)benzene 、
N-allyl-N-(4-hydroxy-4,4-diphenylbut-2-ynyl)-4-methylbenzenesulfonamide 在
tin(II) trifluoromethanesulfonate 作用下,
以
1,2-二氯乙烷 为溶剂,
反应 6.0h,
以70%的产率得到N-((3-((3,4-dichlorophenyl)(phenyl)methylene)-1,1-dimethyl-8-phenyl-2-(propan-2-ylidene)-2,3-dihydrocyclopenta[a]inden-3a(1H)-yl)methyl)-4-methyl-N-(prop-2-yn-1-yl)benzenesulfonamide