9-(2-Hydroxynaphthalen-1-yl)-12-oxapentacyclo[11.8.0.02,11.03,8.016,21]henicosa-1(13),2(11),3,5,7,9,14,16,18,20-decaen-10-ol 在
甲烷磺酸 作用下,
以
甲苯 为溶剂,
反应 28.0h,
以76%的产率得到3,32-Dioxaoctacyclo[19.11.0.02,14.04,13.07,12.015,20.022,31.023,28]dotriaconta-1(21),2(14),4(13),5,7,9,11,15,17,19,22(31),23,25,27,29-pentadecaene