1,5-di-tert-butyl-4,6-diethyl-1,5-diazonia-2,3-diaza-4,6-diboratabicyclo{2.2.0}hex-5-ene-2,3-dicarboxylic acid diethylester 以
正己烷 为溶剂,
以90%的产率得到3,5-di-tert-butyl-4,6-diethyl-3,5-diazonia-1,2-diaza-4,6-diborata-2,4-cyclohexadiene-1,2-dicarboxylic acid diethylester