Synthesis and Characterization of Di- and Tricarbonylhydridomanganese(I) Complexes
作者:Sandra Bolaño、Jorge Bravo、Jesús Castro、Soledad García-Fontán、Elvira Lamas、Pilar Rodríguez Seoane
DOI:10.1002/zaac.200900313
日期:2009.9.28
Hydrido complexes [MnH(CO)3L1–3] [L1 = 1,2-bis-(diphenylphosphanoxy)-ethane (1); L2 = 1,2-bis-(diisopropylphosphanoxy)ethane (2); L3 = 1,3-bis-(diphenylphosphanoxy)-propane (3)] were prepared by treating [MnH(CO)5] with the appropriate bidentate ligand by heating to reflux. Photoirradiation of a toluene solution of complexes 1 and 2 in the presence of PPhn(OR)3–n (n = 0, 1; R = Me, Et) leads to the
氢化物配合物 [MnH(CO)3L1–3] [L1 = 1,2-双-(二苯基膦氧基)-乙烷 (1); L2 = 1,2-双-(二异丙基膦氧基)乙烷(2);L3 = 1,3-双-(二苯基膦氧基)-丙烷(3)]是通过用合适的二齿配体加热回流来处理[MnH(CO)5]制备的。在 PPhn(OR)3–n (n = 0, 1; R = Me, Et) 存在下对配合物 1 和 2 的甲苯溶液进行光照射导致 CO 配体被相应的单齿亚磷酸酯或亚膦酸酯配体取代得到式 [MnH(CO)2(L1–2)(L)] [L = P(OMe)3 (1a–2a) 的新氢化物化合物;P(OEt)3 (1b–2b);PPh(OMe)2 (1c–2c);PPh(OEt)2 (1d–2d)]。所有配合物均通过 IR、1H、13C 和 31P NMR 光谱表征。对于化合物 2 和 3,分离出适合 X 射线衍射研究的晶体。