Synthesis and structural characterization of isomeric palladium(II) complexes with chiral N,O-bidentate ligands

Tsuno, Takashi and Iwabe, Haruka and Brunner, Henri (2013) Synthesis and structural characterization of isomeric palladium(II) complexes with chiral N,O-bidentate ligands. INORGANICA CHIMICA ACTA, 400. pp. 262-266. ISSN 0020-1693,

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Abstract

The chiral N,O-bidentate ligands (S)-2-[(1-phenylethyl)imino]methyl-1-naphthalenol (3) and (S)-1-[(1-phenylethyl)imino]methyl-2-naphthalenol (4) give with PdCl2 in methanol in the presence of KOtBu the isomeric palladium(II) complexes 5 and 6. They were characterized by IR, NMR, and MS spectroscopy and also by single crystal X-ray diffraction. With respect to the palladium atom the isomeric complexes 5 and 6 adopt a distorted square planar trans-coordination geometry. Concerning the ligand arrangement, comp lex 5 has a step configuration with angles of 3.2 degrees and 2.0 degrees between the mean planes of the naphthalene rings in the two independent molecules, whereas complex 6 has a bowl configuration with an angle of theta = 48.1 degrees. (C) 2013 Elsevier B. V. All rights reserved.

Item Type: Article
Uncontrolled Keywords: SCHIFF-BASE LIGANDS; CRYSTAL-STRUCTURE; SALICYLALDIMINE COMPLEXES; MOLECULAR-STRUCTURE; X-RAY; BIVALENT METALS; CATALYSTS; CONFORMATION; COPPER(II); NICKEL(II); Pd(II) complexes; N,O-Bidentate Schiff base ligands; Square planar configuration; Step configuration; Bowl configuration; Crystal structure
Subjects: 500 Science > 540 Chemistry & allied sciences
Divisions: Chemistry and Pharmacy > Institut für Anorganische Chemie > Alumni or Retired Professors > Prof. Dr. Henri Brunner
Depositing User: Dr. Gernot Deinzer
Date Deposited: 09 Apr 2020 13:08
Last Modified: 09 Apr 2020 13:08
URI: https://pred.uni-regensburg.de/id/eprint/16714

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