5-ethynyl-2,2-dimethyl-[1,3]dioxan-(N-tert-butyloxycarbonyl)-5-ylamine 、
1-辛炔 、
对溴碘苯 、
5-iodo-2-tritylisoindoline 以the similar process afforded the title compound in 63% yield的产率得到tert-butyl-5-((4-bromophenyl)ethynyl)-2,2-dimethyl-1,3-dioxan-5-ylcarbamate