18.46
[1]. Wenjun Tang, et al. Enantioselective hydrogenation of tetrasubstituted olefins of cyclic beta-(acylamino)acrylates. J Am Chem Soc. 3 Aug 13;1(3):97-1.
[]. Z Zhang, et al. Synthesis of chiral bisphosphines with tunable bite angles and their applications in asymmetric hydrogenation of beta-ketoesters. J Org Chem. Sep ;6(19):63-6.
H3-H31-H319-H33
P61-P64-P7-P71-P8-P3+P3-P34+P34-P3+P31+P338-P33-P36+P364-P43+P33-P4-P1
GHS7