作者:Timothy J. Boyle、Eric Sivonxay
DOI:10.1080/00958972.2016.1183253
日期:2016.5.2
diffraction as [(OPri)2(PyO-κ2(O,N))Ti(μ-OPri)]2 (1), [(ONep)2Ti(μ(O)-PyO-κ2(O,N))2(μ-ONep)Ti(ONep)3] (2), [(ONep)2Ti(μ(O)-PyO-κ2(O,N))(η1(N),μ(O)-PyO)(μ-O)Ti(ONep)2]2 (2a), [H][(PyO-κ2(O,N))(η1(O)-PyO)Ti(ONep)3] (3), [(OR)2Zr(μ(O)-PyO-κ2(O,N))2(μ-OR)Zr(OR)3] (OR = OBut (4), ONep (5)), [(OR)2Zr(μ(O,N)-PyO-κ2(O,N))2(μ(O,N)-PyO)Zr(OR)3] (OR = OBut (6), ONep (7)), [[(OBut)2Zr(μ(O)-PyO-(κ2(N,O))(μ(O,N)-PyO)2Zr(OBut)](μ3-O)]2
摘要 第 4 族金属醇盐 ([M(OR)4]) 与潜在的双齿配体 2-羟基-吡啶 (2-HO-(NC5H4) 或 H-PyO) 的反应导致分离出一族化合物。从 [M(OR)4] 的反应中分离出的产物 [其中 M = Ti、Zr 或 Hf;OR = OPr (OCH(CH3)2)、OBut (OC(CH3)3) 或 ONep (OCH2C(CH3)3] 在各种化学计量下与 H-PyO 经单晶 X 射线衍射鉴定为 [( OPr)2(PyO-κ2(O,N))Ti(μ-OPri)]2 (1), [(ONEp)2Ti(μ(O)-PyO-κ2(O,N))2(μ-ONEp )Ti(ONep)3] (2), [(ONEp)2Ti(μ(O)-PyO-κ2(O,N))(η1(N),μ(O)-PyO)(μ-O)Ti (ONEp)2]2 (2a), [H][(PyO-κ2(O,N))(η1(O)-PyO)Ti(ONEp)3]