NEW ROUTES TOWARDS HALOGENO COMPLEXES OF GOLD BY HALIDE EXCHANGE FROM [AU2CL6] - CRYSTAL AND MOLECULAR-STRUCTURE OF TRIPHENYLMETHYLIUM TETRACHLOROAURATE(III), [CPH3][AUCL4]

被引:5
作者
DELLAMICO, DB
CALDERAZZO, F
MORVILLO, A
PELIZZI, G
ROBINO, P
机构
[1] UNIV PADUA,DIPARTIMENTO CHIM INORGAN METALLORGAN & ANAL,I-35131 PADUA,ITALY
[2] UNIV PARMA,CNR,CTR STRUTT DIFFRATOMETR,I-43100 PARMA,ITALY
[3] UNIV PARMA,IST CHIM GEN,I-43100 PARMA,ITALY
来源
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS | 1991年 / 11期
关键词
D O I
10.1039/dt9910003009
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Anhydrous [Au2Br6] and Aul can be obtained by halide exchange from [Au2Cl6] with RX (X = Br or I, R = H or alkyl). The addition of [Au2Cl6] to CPh3Cl produces the ionic derivative [CPh3][AuCl4] whose crystal and molecular structure has been determined by X-ray diffraction. Crystal data: space group P2(1)/c, a = 8.225(3), b = 14.671(6), c = 16.738(8) angstrom, beta = 97.85(2)-degrees and Z = 4. Other organic chlorides RCl (R = Pr, SiMe3 or Bu(t)) react with [Au2Cl6] with a partial reduction to the mixed-valence chloride [Au4Cl8]. Addition of [Au2Cl6] to anhydrous iron(III) chloride produced a mass-spectrometrically active mixed iron-gold species.
引用
收藏
页码:3009 / 3015
页数:7
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