bis(2-formylphenyl)phenylphosphine oxide 、
1,1'-dimethyl-P-phenyl-phosphonic-dihydrazide 以
甲醇 为溶剂,
以95%的产率得到12,14,28,30-tetramethyl-5,13,21,29-tetraphenyl-12,14,28,30-tetrahydrotetrabenzo[g,j,s,v][1,2,4,5,13,14,16,17]octaaza[3,9,15,21]tetraphosphacyclotetracosine 5,13,21,29-tetraoxide