37. "Regiochemistry of Platinum-Catalyzed Hydrophosphination of a Diene. Formation of the Chiral Diphosphine Et₂PCH(CN)CH(CH₂CH₂CN)PEt₂ via Monophosphine Intermediates." Ivan Kovacik, Corina Scriban, and David S. Glueck, Organometallics 2006, 25, 536-539.

Abstract Pt-catalyzed addition of diethylphosphine to the diene cis, cis-mucononitrile gave the new diphosphine Et₂PCH(CN)CH(CH₂CH₂CN)PEt₂ as a 3:2 mixture of diastereomers. Two monophosphine-alkene intermediates in the hydrophosphination were characterized by NMR spectroscopy.