2-Bromo-3-phenyl-1-(2,4,6-tri-t-butylphenyl)-3-trimethylsiloxy-1-phospha-1-propene reacted with t-butyllithium and chlorotrimethylsilane to afford 3-phenyl-1-(2,4,6-tri-t-butylphenyl)-1-phosphaallene and/or 3-phenyl-3-trimethylsilyl-1-(2,4,6-tri-t-butylphenyl)-1-phosphaallene through the elimination of lithium trimethylsiloxide or hexamethyldisiloxane. The molecular structure of the latter phosphaallene
2-Bromo-3-phenyl-1-(2,4,6-tri-t-butylphenyl)-3-trimethylsiloxy-1-phospha-1-propene 与
叔丁基锂和
氯三甲基
硅烷反应得到 3-phenyl-1- (2,4,6-三
叔丁基苯基)-1-
磷丙烯和/或3-苯基-3-三甲基甲
硅烷基-1-(2,4,6-三
叔丁基苯基)-1-
磷丙烯通过消除三甲基
硅氧化
锂或六甲基二
硅氧烷。后者
磷丙二烯的分子结构由 X 射线晶体学证实。