2,4,6-tris((p-toluidino)methylene)cyclohexane-1,3,5-trione 、
trifluoroborane diethyl ether 在
LiN(CH(CH
3)2)2 作用下,
以88%的产率得到4,4,10,10,16,16-Hexafluoro-5,11,17-tris(4-methylphenyl)-3,9,15-trioxa-5,11,17-triazonia-4,10,16-triboranuidatetracyclo[12.4.0.02,7.08,13]octadeca-1,5,7,11,13,17-hexaene