6.7
[1]. Sunghee Son, et al. Nickel-catalyzed asymmetric negishi cross-couplings of secondary allylic chlorides with alkylzincs. J Am Chem Soc. 2 Mar ;13(9):276-7.
H32-H31-H319-H33
P261-P264-P27-P271-P2-P32+P32-P34+P34-P3+P31+P33-P33-P362+P364-P43+P233-P4-P1
GHS7