Complexes of cobalt and nickel with tridentate ligand PNHP
R
are effective for hydrogenation of unsaturated compounds. Cobalt complex [(PNHP
Cy
)Co(CH
2
SiMe
3
)]BAr
F
4
(PNHP
Cy
=bis[2-(dicyclohexylphosphino)ethyl]amine, BAr
F
4
=B(3,5-(CF
3
)
2
C
6
H
3
)
4
)) was prepared and used with hydrogen for hydrogenation of alkenes, aldehydes, ketones, and imines under mild conditions (25-60° C., 1-4 atm H
2
). Nickel complex [(PNHP
Cy
)Ni(H)]BPh
4
was used for hydrogenation of styrene and 1-octene under mild conditions. (PNP
Cy
)Ni(H) was used for hydrogenating alkenes.
钴和
镍与三齿
配体PNHP R形成的配合物对不饱和化合物的加
氢反应有效。
钴配合物[(
PNHP Cy)Co(CH2SiMe3)]
BArF4(
PNHP Cy=bis[2-(dicyclohexylphosphino)ethyl]amine,
BArF4=B(3,5-(
CF3)2C6H3)4))已制备并与
氢气一起在温和条件下(25-60°C,1-4大气压H2)用于
烯烃、醛、
酮和
亚胺的加
氢反应。
镍配合物[(
PNHP Cy)Ni(H)]BPh4用于
苯乙烯和1-
辛烯的加
氢反应在温和条件下进行。 (
PNP Cy)Ni(H)用于
烯烃的加
氢反应。