Published December 1983 | Version v1
Journal article

Coordination, non-coordination and semi-coordination of perchlorates in the lanthanide adducts Ln (CLO4)3. 6dmba

  • 1. Sao Paulo Univ., Ribeirao Preto (Brazil). Faculdade de Filosofia, Ciencias e Letras

Description

The coordination or not of the perchlorate anions in the previously reported Ln(CLO4)3.6 dmba is discussed. The analysis of the infrared spectral data and molar conductance data indicate that they may be formulated as [Ln(dmba)6(CLO4)n] (CLO4) sub(3-n), n=0,1,2. The individual compounds may be a mixture of species with different n values and/or pure compounds with semi-coordinated and non-coordinated perchlorates. (Author)

Abstract (Portuguese)

A coordenacao ou nao de anions perclorato nos compostos Ln(ClO4)3.6dmba e discutida. A analise de dados espectrais de infravermelho e de dados de condutancia molar indicam que os complexos podem ter formulas do tipo [Ln(dmba)6(ClO4)n](ClO) sub(3-n) onde n=0,1 e 2. Os compostos individuais podem ser uma mistura de especies com diferentes valores de n e/ou compostos puros com percloratos semi-coordenados e nao-coordenados. (CLB)

Additional details

Publishing Information

Journal Title
An. Acad. Bras. Cienc.
Journal Volume
55
Journal Issue
4
Series
An. Acad. Bras. Cienc.
Journal Page Range
325-330
ISSN
0001-3765

INIS

Country of Publication
Brazil
Country of Input or Organization
Brazil
INIS RN
16033542
Subject category
S37: INORGANIC, ORGANIC, PHYSICAL AND ANALYTICAL CHEMISTRY;
Descriptors DEI
COORDINATION NUMBER; INFRARED SPECTRA; PERCHLORATES; RARE EARTH COMPLEXES; SOLVATION
Descriptors DEC
CHLORINE COMPOUNDS; COMPLEXES; HALOGEN COMPOUNDS; OXYGEN COMPOUNDS; SPECTRA