Synthesis and reactivity of novel cyclometallated complexes derived from [C,N,O] terdentate ligands. Crystal structure of [Pd{2,3,4-(MeO)3C6HC(H)N[2-(O)C6H4]}(PPh3)]
作者:Alberto Fernández、Digna Vázquez-García、Jesús J. Fernández、Margarita López-Torres、Antonio Suárez、Samuel Castro-Juiz、José M. Vila
DOI:10.1039/b110197h
日期:2002.4.2
4-(MeO)3C6H2C(H)N[2-(OH)C6H4], a, and 2,3,4-(MeO)3C6H2C(H)N[2-(OH)-4-MeC6H4], b, with palladium(II) acetate in toluene gave the cyclometallated complexes [Pd2,3,4-(MeO)3C6HC(H)N[2-(O)C6H4]}]n, 1a, and [Pd2,3,4-(MeO)3C6HC(H)N[2-(O)-4-MeC6H4]}]n, 1b, respectively, as air stable solids, with the [C,N,O] ligand terdentate after deprotonation of the –OH group. Reaction of the cyclometallated complexes with triphenylphosphine
的治疗 希夫碱 配体2,3,4-(MeO)3 C 6 H 2 C(H)N [2-(OH)C 6 H 4 ],a和2,3,4-(MeO)3 C 6 H 2 C( H)N [2-(OH)-4-MeC 6 H 4 ],b,具有乙酸钯(II) 在 甲苯得到环金属化的配合物[Pd 2,3,4-(MeO)3 C 6 HC(H)N [2-(O)C 6 H 4 ]}] n,1a和[Pd 2,3,4 -(MeO)3 C 6 HC(H)N [2-(O)-4-MeC 6 H 4 ]}] n,1b分别为空气稳定的固体,其中[C,N,O]配体-OH基团去质子后终止。环金属化配合物与三苯膦给出了单核物质[Pd 2,3,4-(MeO)3 C 6 HC(H)N [2-(O)C 6 H 4 ]}(PPh 3)],2a和[Pd 2, 3,4-(MeO)3 C 6 HC(H)N [2-(O)-4-MeC 6 H 4 ]}(PPh