Synthesis and characterization of the titanium complexes bearing two β-enaminoketonato ligands with electron withdrawing groups/modified phenyls and their behaviors for ethylene (co-)polymerization
作者:Wei-Ping Ye、Xin-Cui Shi、Bai-Xiang Li、Jing-Yu Liu、Yue-Sheng Li、Yan-Xiang Cheng、Ning-Hai Hu
DOI:10.1039/c001987a
日期:——
A series of new titanium complexes with two asymmetric bidentate β-enaminoketonato [N,O] ligands (2b–t), [PhNC(CF3)CHC(Ar)O]2TiCl2 (2b, Ar = –C6H4F(o); 2c, Ar = –C6H4F(m); 2d, Ar = –C6H4F(p); 2e, Ar = –C6H4Cl(p); 2f, Ar = –C6H4OMe(p); 2g, Ar = –C6H4CF3(p); 2h, Ar = –C6H4CF3(m); 2i, Ar = –C6H4CF3(o); 2j, Ar = –C6H4Cl(o); 2k, Ar = –C6H4Br(o); 2l, Ar = –C6H4I(o); 2m, Ar = –C6H3F2(2,4); 2n, Ar = –C6H3F2(2
一系列新 钛 具有两个不对称双齿的络合物 β-烯氨基酮[N,O]配体(2b–t),[PhN C(CF 3)CHC(Ar)O] 2 TiCl 2(2b,氩气= –C 6 H 4 F(o); 2C,氩气= –C 6 H 4 F(m); 2D,氩气= –C 6 H 4 F(p); 2E,氩气= –C 6 H 4 Cl(p); 2F,氩气= –C 6 H 4 OMe(p); 2克,氩气= –C 6 H 4 CF 3(p);2H,氩气= –C 6 H 4 CF 3(m);2I,氩气= –C 6 H 4 CF 3(o); 2J,氩气= –C 6 H 4 Cl(o); 2K,氩气= –C 6 H 4 Br(o); 2升,氩气= –C 6 H 4 I(o); 2m,氩气= –C 6 H 3 F 2(2,4);2N,氩气= –C 6 H 3 F 2(2,6);20,氩气= –C 6 H 3 F 2(3,4);2P,氩气=