spiro-bis<5.5> 在
fluorine 、 sodium fluoride 作用下,
以
1,1,2-三氯三氟乙烷(CFC-113) 为溶剂,
以16%的产率得到1,1,3,3,4,4,6,6,7,7,9,9,10,10,12,12,13,13,15,15,17,17,19,19,20,20,22,22,23,23,25,25,26,26,28,28,29,29,31,31-Tetracontafluoro-2,5,8,11,14,18,21,24,27,30-decaoxa-spiro[15.15]hentriacontane