Answers are grounded in this paper and cite their sources.
The first catalytic double hydrophosphination of alkynes was achieved by reaction with diarylphosphines in the presence of an iron catalyst. The double hydrophosphination proceeded regioselectively and effectively for various secondary arylphosphines and terminal alkynes to give 1,2-bisphosphinoethane derivatives.
No takes yet. Share an insight, caveat, or question.
Kamitani et al. (2012) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: