tetracarbonylnorbornadienchrom 、
2,4,6,8-Tetramethyl-2,4,6,8-tetraaza-1λ4,5λ3-diphosphabicyclo<3.3.0>octane-3,7-dion-1-oxid 以
甲苯 为溶剂,
以60%的产率得到cis-tetracarbonyl-bis(μ-2.4.6.8-tetramethyl-2.4.6.8-tetraaza-1λ(4).5λ(3)-diphosphabicyclo[3.3.0]octane-3.7-dion-1-oxide)chromium(0)