Vanadyl complexes bearing bi-dentate phenoxyimine ligands: synthesis, structural studies and ethylene polymerization capability
作者:Jing Ma、Ke-Qing Zhao、Mark J. Walton、Joseph A. Wright、Josef W. A. Frese、Mark R. J. Elsegood、Qifeng Xing、Wen-Hua Sun、Carl Redshaw
DOI:10.1039/c4dt00021h
日期:——
Reaction of [VO(OnPr)3] with the Schiff bases 3,5-(tBu)2-2-OH-C6H2CH(N(x-OR-C6H4)) (R = Me; x = 2, L1H; x = 3, L2H; x = 4, L3H; R = Et (L4H), CF3 (L5H), Ph (L6H)) or 4-methyl-3-(R)-2-(OH)-C6H4CN(2′-(2′′-(OR1)C6H4)C6H4) (R = adamantyl, R1 = Ph (L7H) or R = C(Me)2Ph, R1 = Ph (L8H)) afforded the bis(chelate) vanadium(IV) complexes [VO(Ln)2] (n = 1 (1·2MeCN); n = 2 (2); n = 3 (3·2MeCN); n = 4 (4); n =
[VO(O n Pr)3 ]与席夫碱3,5-(t Bu)2 -2-OH-C 6 H 2 CH(N(x -OR-C 6 H 4))的反应(R = Me; x = 2,L 1 H; x = 3,L 2 H; x = 4,L 3 H; R = Et(L 4 H),CF 3(L 5 H),Ph(L 6 H))或4-甲基-3-(R)-2-(OH)-C 6 H 4 C N(2'-(2''-(OR1)C 6 H 4)C 6 H 4)(R =金刚烷基,R 1 = Ph( L 7 H)或R = C(Me) 2 Ph,R 1 = Ph( L 8 H))得到bis(螯合物)钒( IV)络合物[VO( L n) 2 ]( n = 1( 1 ·2MeCN); n = 2( 2); n = 3( 3 ·2MeCN); n = 4( 4); n = 5( 5); n= 6(6); n= 6,(7 ·1.5MeCN);n=