Synthesis and Structure of Binuclear Single‐Bridged Bis[(phosphane)gold(I)]halogenonium Complexes
作者:Angela Bayler、Andreas Bauer、Hubert Schmidbaur
DOI:10.1002/cber.19971300119
日期:1997.1
Reactions of (R3P)AuX (X = Cl, Br, I) with [(R3P)Au]+ BF−4 obtained from (R3P)AuCl and AgBF4 in tetrahydrofuran, lead to cationic binuclear gold(I) complexes of the general formula ([(R3P)Au]2X}+ BF−4. A number of chloro- (R = Ph, o-Tol, Mes, Bzl, Et), bromo- (R = Ph, o-Tol, Mes) and iodo-bridged (R = Ph, Mes) complexes of this type have been isolated and identified on the basis of their analytical
的反应(R 3 P)AUX(X =氯,溴,I)与[(R 3 P)的Au] + BF - 4,从(R获得3 P)AUCL和的AgBF 4在四氢呋喃中,导致阳离子双核金( I)通式([(R 3 P)Au] 2 X} + BF - 4的络合物。许多氯-(R = Ph,o- Tol,Mes,Bzl,Et),溴-(R = PH,Ô-Tol,Mes)和这种碘桥联(R = Ph,Mes)配合物已被分离和鉴定,基于其分析和光谱数据。通过单晶X射线衍射测定双[(三苯基膦)金(I)]四氟硼酸溴铵的晶体结构。阳离子包含两个配位的溴原子,其Au-Br-Au角为96.83(3)°。