(8aR,9R,14S,14aS)-11,12-dibromo-5,7,8,8a,9,14,14a,15,16,18-decahydro-5,18:7,16-bis([1,2]benzeno)-9,14-epoxyheptacene 在
高氯酸 作用下,
以
乙醇 为溶剂,
反应 16.0h,
以57%的产率得到23,24-dibromoundecacyclo[14.14.6.65,12.02,15.04,13.06,11.017,30.019,28.021,26.031,36.037,42]dotetraconta-2(15),3,6,8,10,13,17,19(28),20,22,24,26,31,33,35,37,39,41-octadecaene