5-ethynyl-2,2-dimethyl-[1,3]dioxan-(N-tert-butyloxycarbonyl)-5-ylamine   、                                                                                      
1-辛炔   、                                                                                      
4-bromo-N-(3-methoxyphenyl)-N-methylbenzenesulfonamide   、                                                                                      
5-iodo-2-tritylisoindoline                                                                                                                                                                                                                                                                                                          以the similar process afforded the title compound in 59% yield的产率得到tert-butyl-5-((4-(N-(3-methoxyphenyl)-N-methylsulfamoyl)phenyl)ethynyl)-2,2-dimethyl-1,3-dioxan-5-ylcarbamate