Preparation of hydrido [CNC]-pincer cobalt complexes <i>via</i> selective C–H/C–F bond activation and their catalytic performances
作者:Fei Yang、Yangyang Wang、Faguan Lu、Shangqing Xie、Xinghao Qi、Hongjian Sun、Xiaoyan Li、Olaf Fuhr、Dieter Fenske
DOI:10.1039/c8nj02979b
日期:——
Polyfluorinated aryl imines 2,4,5-R1,R2,R3-C6H2-HCN-1-C10H7 (R1 = F, R2 = F, R3 = H (1); R1 = F, R2 = H, R3 = F (2) and R1 = F, R2 = F, R3 = F (3)) and F5C6-HCN-1-C10H7 (7) reacted with CoMe(PMe3)4 to give rise to hydrido [CNC]-pincer cobalt(III) complexes (2,4,5-R1,R2,R3-C6H-HCN-1-C10H6)Co(H)(PMe3)2 (R1 = F, R2 = F, R3 = H (4); R1 = F, R2 = H, R3 = F (5); R1 = F, R2 = F, R3 = F (6)) and (F4C6-HCN
多氟芳基亚胺2,4,5-R 1,R 2,R 3 -C 6 H 2 -HC N-1-C 10 H 7(R 1 = F,R 2 = F,R 3 = H(1) ; R 1 = F,R 2 = H,R 3 = F(2)和R 1 = F,R 2 = F,R 3 = F(3))和F 5 C 6 -HC N-1-C 10 H 7(7)与CoMe(PMe)反应3) 4生成氢化[CNC]-钳制钴( III)配合物(2,4,5-R 1,R 2,R 3 -C 6 H-HCN-1-C 10 H 6)Co( H)(PMe 3) 2(R 1 = F,R 2 = F,R 3 = H( 4); R 1 = F,R 2 = H,R 3 = F( 5); R 1 = F,R 2 = F,R 3 = F( 6))和(F 4 C 6-HC N-1-C 10 H 6)Co(H)(PMe 3)2(8)通过选择性C–F / C–H键激活。五配位二羰基钴(I)配合物(2