1,6-bis[4-(3-phenylprop-2-ynyloxy)but-2-ynyloxy]hexa-2,4-diyne 在
bis(1,5-cyclooctadiene)diiridium(I) dichloride (S)-2,2'-bis[di(3,5-xylyl)phosphino]-1,1'-binaphthyl 作用下,
以
xylene 为溶剂,
反应 0.25h,
以81%的产率得到5,5'-diphenyl-1,3,6,8,1',3',6',8'-octahydro-4,4'-bi(2,7-dioxa-as-indacenyl)