tetracarbonylnorbornadienchrom 、
2,4,6,8-tetramethyl-2,4,6,8-tetraaza-1λ3,5λ3-diphosphabicyclo<3.3.0>octane-3,7-dione 以
甲苯 为溶剂,
以43%的产率得到bis(chromiumtetracarbonyl)-bis(μ-2,4,6,8-tetramethyl-2,4,6,8-tetraaza-1λ(4)-5λ(4)-diphospha-bicyclo{3.3.0}-octan-3,7-dione)