4.7 Article

Non-photochemical synthesis of Re(diimine)(CO)2(L)Cl (L = phosphine or phosphite) compounds

期刊

INORGANIC CHEMISTRY COMMUNICATIONS
卷 59, 期 -, 页码 80-83

出版社

ELSEVIER
DOI: 10.1016/j.inoche.2015.07.001

关键词

Rhenium; UV/vis spectroscopy; Bipyridine; Electrochemistry; Metal-carbonyl

资金

  1. Oakland University
  2. Oakland University Provost
  3. [NSF-CHE-0821487]
  4. [NSF-CHE-1048719]

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The synthesis and characterization of a series of compounds of the type Re(diimine)(CO)(2)(L)Cl (where L = P(OEt)(3), PMe3) is reported. The non-photochemical ligand substitution (non-PLS) utilizes the trans-labilizing effect of phosphorus ligands to facilitate carbonyl replacement. The non-PIS pathway leads to good yields (>60%) of single isomer products, comparing favorably to the lower yield, mixed isomer products of analogous PLS pathways. The substitution of a carbonyl group by a phosphine/phosphite ligands shifts absorption further into the visible region without diminishing molar absorptivity. The synthesis presented provides a general facile ligand substitution pathway for related light-sensitive neutral rhenium/manganese carbonyl halide compounds. (C) 2015 Elsevier B.V. All rights reserved.

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