1,2-di-t-butyl-3,6-bis(dimethylamino)-1,2,3,6-tetrahydro-1,2,3,6-diphosphadiborine 、
trisacetonitrile(tricarbonyl)chromium(0) 以
petroleum ether 为溶剂,
以88%的产率得到tetracarbonyl{2,3,4,5,6-η5-(1,2-di-t-butyl-3,6-bis(dimethylamino)-1,2,3,6-tetrahydro-1,2,3,6-diphosphadiborine)}chromium