52.6
[1]. Neil A Beare, et al. Palladium-catalyzed arylation of malonates and cyanoesters using sterically hindered trialkyl- and ferrocenyldialkylphosphine ligands. J Org Chem. 22 Jan 25;67(2):51-55.
H227-H31-H31
P21-P26-P26-P2-P31+P33+P331-P3+P3-P363-P37+P37-P3-P5-P51
GHS5