DINUCLEAR AND TETRANUCLEAR GOLD(II) COMPLEXES WITH DITHIOCARBAMATE AND RELATED LIGANDS - X-RAY STRUCTURE OF [AU2(MU-CH2PPH2CH2)2(S2CNME2)2]

被引:17
作者
BARDAJI, M
BLASCO, A
JIMENEZ, J
JONES, PG
LAGUNA, A
LAGUNA, M
MERCHAN, F
机构
[1] UNIV ZARAGOZA,CSIC,INST CIENCIA MAT ARAGON,DEPT QUIM INORGAN,E-50009 ZARAGOZA,SPAIN
[2] TECH UNIV CAROLO WILHELMINA BRAUNSCHWEIG,INST ANORGAN & ANALYT CHEM,D-38023 BRAUNSCHWEIG,GERMANY
关键词
CRYSTAL STRUCTURES; GOLD COMPLEXES; DITHIOCARBAMATO COMPLEXES; TETRANUCLEAR COMPLEXES;
D O I
10.1016/0020-1693(94)03990-9
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The reaction of [Au2(mu-CH2PPh2CH2)2(tht)2](ClO4)2 or [Au2(mu-CH2PPh2CH2)2(PPh3)(tht)](ClO4)2 (tht = tetrahydrothiophene) with various dithiocarbamates gives the cationic or neutral complexes [Au2(mu-CH2PPh2CH2)2{S(MeS)CNHR}2](ClO4)2, [Au2(mu-CH2PPh2CH2)2(PPh3){S(Mes)CNHR}](ClO4)2 or [Au2(mu-CH2PPh2CH2)2(S2CNR2)2]. Displacement of tht from [Au2(mu-CH2PPh2CH2)2(R')(tht)](ClO4) (R' = C6F5 or 2,4,6-C6F3H2) gives new cationic tetranuclear complexes [{Au2(mu-CH2PPh2CH2)2(R')}2(mu-S2CNR2)](ClO4) in which the dithiocarbamate acts as a bridging ligand. The structure of [Au2(mu-CH2PPh2CH2)2(S2CNMe2)2] has been established by an X-ray diffraction study and shows that the dithiocarbamate is unidentate.
引用
收藏
页码:55 / 61
页数:7
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