2-ethynyltetrahydropyran 、 tert-butyl (3-hydroxy-3-(3-iodophenyl)propyl)carbamate 以yielded tert-butyl 3-hydroxy-3-(3-((tetrahydro-2H-pyran-2-yl)ethynyl)phenyl)propylcarbamate (107) as dark brown oil的产率得到tert-butyl 3-hydroxy-3-(3-((tetrahydro-2H-pyran-2-yl)ethynyl)phenyl) propylcarbamate