rac-(39R,40R)-39,40-dichloro-5,6,7,12,13,18,19,20,25,26-decahydro-5,26:7,12:13,18:20,25-tetrakis([1,2]benzeno)-6,19-ethanodinaphtho[2,3-a:2',3'-c]trinaphthylene 在
lithium 作用下,
以
四氢呋喃 为溶剂,
反应 72.0h,
以92%的产率得到Icosacyclo[38.6.6.67,14.617,24.630,37.24,27.02,39.03,28.05,26.06,15.08,13.016,25.018,23.029,38.031,36.041,46.047,52.053,58.061,66.067,72]doheptaconta-2(39),3(28),5(26),6(15),8,10,12,16(25),18,20,22,29(38),31,33,35,41,43,45,47,49,51,53,55,57,59,61,63,65,67,69,71-hentriacontaene