(C5), 82.six (Cq), 82.7 (Cq), 85.7 (Cq), 88.7 (C2); HR-MS (ESI, MeOH/MeCN) m/z
(C5), 82.6 (Cq), 82.7 (Cq), 85.7 (Cq), 88.7 (C2); HR-MS (ESI, MeOH/MeCN) m/z + calcd 520.0026 for C24H27BrFe2N, identified 520.0022; 20 (nm) -950?(589), -1062?(578), -1631?(546) (c 0.283, CHCl3). (R,Sp,Sp)-2--2-diphenylphosphino-1,1-biferrocene ((R,Sp,Sp)-6).…