1-(2,2-diphenylvinylidene)-2,2,3,3-tetramethylcyclopropane 、
N-(4,4-bis(4-fluorophenyl)-4-hydroxybut-2-yn-1-yl)-4-methyl-N-(prop-2-yn-1-yl)benzenesulfonamide 在
tin(II) trifluoromethanesulfonate 作用下,
以
1,2-二氯乙烷 为溶剂,
反应 6.0h,
以95%的产率得到N-((3-(diphenylmethylene)-5-fluoro-8-(4-fluorophenyl)-1,1-dimethyl-2-(propan-2-ylidene)-2,3-dihydrocyclopenta[a]inden-3a(1H)-yl)methyl)-4-methyl-N-(prop-2-yn-1-yl)benzenesulfonamide