ADDUCTS OF COPPER(2) BETA-DIKETONE CHELATES WITH TERTIARY ALKYLAMINES AND ALKYLAMINE HYDROCHLORIDES

被引:31
作者
KE, CH
LI, NC
机构
[1] Department of Chemistry, Duquesne University, Pittsburgh
来源
JOURNAL OF INORGANIC & NUCLEAR CHEMISTRY | 1969年 / 31卷 / 05期
基金
美国国家科学基金会;
关键词
D O I
10.1016/0022-1902(69)80252-6
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Adduct formation of Cu(chelate)2 (chelate = anion of thenoyltrifluoroacetone, TTA, and trifluoroacetylacetone, TFA) with alkylamines and alkylamine hydrochlorides, S (S = tri-n-butylamine, TBA, tri-n-hexylamine, THA, tri-n-octylamine, TOA, tri-n-laurylamine, TLA, tri-n-hexylamine hydrochloride, THA·HCl, tri-n-octylamine hydrochloride, TOA·HCl and tri-n-laurylamine hydrochloride, TLA·HCl) have been studied spectrophotometrically. Visible and i.r. spectra suggest that alkylamines and alkylamine hydrochlorides form different adducts through bonding of different atoms. In the alkylamines the nitrogen atom is bonded to copper(II) while in the alkylamine hydrochlorides the chlorine atom is bonded to copper(II). Equilibrium constants for the adduct-formation reactions are calculated from the spectral change upon addition of the adduct-forming ligands. It is found that alkylamines and alkylamine hydrochlorides do not interact with Cu(chelate)2 to the same extent. Furthermore, the complexes species, TOA·HTTA and TOA·HCl·HTTA, do not interact with Cu(chelate)2. © 1969.
引用
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页码:1383 / &
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