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以氯金(III)酸(HAuCl4)为起始原料,经过两步反应合成了3种有机膦氯化金化合物,产率均在95%以上。首先 HAuCl4与二甲基硫醚(Me2S)反应,制备二甲基硫醚氯化金(I)中间体;然后与有机膦,包括三苯基磷(PPh3)、双(二苯基膦)二茂铁(dppf)、1,2-双(二苯基膦)乙烷(dppe)反应,合成了的三苯基膦氯化金(I)[AuCl(PPh3)]等有机膦氯化金,[AuCl(PPh3)]与三氟甲烷磺酸银(AgSO3CF3)反应,可进一步获得三氟甲烷磺酸三苯基膦金(I)[(CF3SO3)][Au(PPh3)]。

Three organic-phosphine gold(I) chlorides were synthesized from HAuCl4 as the starting chemical via a two-step process, with a yield of 95%. The reaction of HAuCl4 with dimethyl sulfide (Me2S) produced an intermediate [AuCl(Me2S)] which was then converted to the corresponding organic- phosphine gold(I) chloride by mixing with triphenylphosphine (PPh3), 1,1'-bis(diphenylphosphino)- ferrocene (dppf) or 1,2-bis(diphenylphosphino)ethane (dppe). Replacing chloride in [AuCl(PPh3)] with AgSO3CF3 gave rise to the product [(CF3SO3)][Au(PPh3)].

参考文献

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