J. Simon et al., ORGANOPHOSPHORUS COMPOUNDS PART 128 - SYNTHESIS AND CRYSTAL-STRUCTUREOF A BIS(PHOSPHIREN-1-YL)-IRON COMPLEX, Chemical communications, (8), 1998, pp. 867-868
1-Chloro-1H-phosphirenes 5 react with disodium tetracarbonylferrate to
furnish the novel mono-complexed bis(phosphirenyl)s 7 which, in turn,
are converted to the doubly-complexed species 8 by treatment with non
acarbonyldiiron.