作者:Jennifer L. Rhinehart、Kimberly A. Manbeck、Sara K. Buzak、Geoffrey M. Lippa、William W. Brennessel、Karen I. Goldberg、William D. Jones
DOI:10.1021/om2012419
日期:2012.3.12
Three novel pendant acetate complexes, [Rh(bdmpza)Cl3]−M+, [Rh(bdmpza)Cl2(py)], and [Ir(bdmpza)Cl3]−M+ (bdmpza = bis(3,5-dimethylpyrazol-1-yl) acetate, M+ = Li+, Na+), were synthesized. Abstraction of halide from these complexes with silver salts yielded species capable of C–H activation of arenes. The catalytic H/D exchange reaction between benzene and trifluoroacetic acid-d was optimized, and these
三种新型挂件乙酸配合物,铑[Rh(bdmpza)氯3 ] -中号+,铑[Rh(bdmpza)氯2(PY)]和[Ir(bdmpza)氯3 ] -中号+(bdmpza =双(3,5-合成了M += Li +,Na +)的乙酸-二甲基吡唑-1-基酯。从这些配合物与银盐中提取卤化物可产生能够C–H活化芳烃的物质。苯与三氟乙酸的催化H / D交换反应-d进行了优化,并将这些条件用于评估其他领域的H / D交换。烷基芳族化合物中的支链烷基取代基仅对β-烷基位置显示出对氘交换的亲和力。进行DFT计算以确定H / D交换的机制。