Addition of ammonia, water, and dihydrogen across a single Pd-Pd bond

被引:170
作者
Fafard, Claudia M.
Adhikari, Debashis
Foxman, Bruce M.
Mindiola, Daniel J.
Ozerov, Oleg V.
机构
[1] Brandeis Univ, Dept Chem, Waltham, MA 02454 USA
[2] Indiana Univ, Dept Chem, Bloomington, IN 47405 USA
[3] Indiana Univ, Ctr Mol Struct, Bloomington, IN 47405 USA
关键词
D O I
10.1021/ja0731571
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Pincer-supported Pd alkyl complexes (PNP)PdR undergo photochemical conversion to a dimeric (PNP)Pd-Pd(PNP) complex with a single Pd-Pd bond. Dissociation of the dimer into monomeric (PNP)Pd species is kinetically accessible thermally and photochemically. (PNP)Pd-Pd(PNP) reacts with ammonia, water, and dihydrogen by adding the H-X bond of the substrate (X = NH2, OH, H) across the Pd-Pd bond. For ammonia, this represents a rare example of conversion of NH3 to terminal hydride and amide ligands by a bimetallic complex.
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页码:10318 / +
页数:3
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