Iridium(I) Complexes of Upper Rim Functionalized PTA Derivatives. Synthesis, Characterization, and Use in Catalytic Hydrogenations (PTA = 1,3,5-Triaaza-7-phosphaadamantane)
作者:Antonella Guerriero、Mikael Erlandsson、Andrea Ienco、Donald A. Krogstad、Maurizio Peruzzini、Gianna Reginato、Luca Gonsalvi
DOI:10.1021/om1011177
日期:2011.4.11
PTA-Li), synthesized in high yield and purity, with p-(dimethylamino)benzaldehyde gave the novel water-soluble β-phosphino alcohol (4′-(dimethylamino)phenyl)(1,3,5-triaza-7-phosphatricyclo[3.3.1.1]dec-6-yl)methanol (2; PZA-NMe2). The oxide O═PZA-NMe2 (3) and sulfide S═PZA-NMe2 (4) were also obtained. Ir(I) complexes of (SR,RS)-PZA-NMe2 and the analogue phenyl(1,3,5-triaza-7-phosphatricyclo[3.3.1.1]dec-6-yl)methanol
高产高纯度合成的(1,3,5-triaza-7-phosphaadamantane-6-yl)锂(1 ; PTA-Li)与对-(二甲氨基)苯甲醛的反应生成了新型的水溶性β-膦醇(4'-(二甲基氨基)苯基)(1,3,5-三氮杂-7-磷三环[3.3.1.1]癸-6-基)甲醇(2; PZA-NMe 2)。氧化物O═PZA-NME 2(3)和硫化物S═PZA-NME 2(4还获得)。(SR,RS)-PZA-NMe 2的Ir(I)络合物得到了类似物苯基(1,3,5-三氮杂-7-磷三环[3.3.1.1] dec-6-基)甲醇(PZA),并用作α,β-不饱和醛和酮的加氢预催化剂。苯乙酮采用不同的轻度还原方案。还获得并描述了PZA-NMe 2的SR,RS非对映异构体的X射线晶体结构。