Heteroleptic polypyrazolylborate complexes of the lanthanides: Syntheses and molecular structures of [Nd{HB(pz)3}2Cl(H2O)] (HB(pz)3=hydrotris(pyrazol-1-yl)borate) and [Nd{HB(pz*)3}LCl2] (HB(pz*)3=hydrotris(3,5-dimethylpyrazol-1-yl)borate; L=4,4′-di-tert-butyl-2,2′-bipyridine)

Chao De Sun, Wing Tak Wong

Research output: Journal article publicationJournal articleAcademic researchpeer-review

11 Citations (Scopus)

Abstract

The new heteroleptic hydrotris(pyrazol-1-yl)borate lanthanide complex [Nd{HB(pz)3}2Cl] (1) was prepared from the reaction between anhydrous NdCl3and 2 equiv. of K[HB(pz)3] in THF at room temperature. The H2O adduct of 1, [Nd{HB(pz)3}2Cl(H2O)] · THF (2), is formed when a solution of 1 is allowed to stand at room temperature in the presence of moisture. Reaction of K[HB(pz*)3] with anhydrous NdCl3in the presence of 4,4′-di-tert-butyl-2,2′-bipyridine (L) yields [Nd{HB(Pz*)3}LCl2] (3) in moderate yield. All complexes have been characterized by conventional spectroscopic methods. The molecular structures of 2 and 3 have been determined by X-ray crystallography.
Original languageEnglish
Pages (from-to)355-360
Number of pages6
JournalInorganica Chimica Acta
Volume255
Issue number2
Publication statusPublished - 28 Feb 1997
Externally publishedYes

Keywords

  • Crystal structures
  • Heteroleptic polypyrazolylborate complexes
  • Lanthanide complexes

ASJC Scopus subject areas

  • Physical and Theoretical Chemistry
  • Inorganic Chemistry
  • Materials Chemistry

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