Ph; 2d, R Ph). The reaction of Os3(CO)10(CNCH2Ph)2 with excess Ph3PNPr or Ph3PNCH2Ph in refluxing benzene gives Os3(CO)9(CNCH2Ph)2(CNR) (3a, R Pr; 3b, R CH2Ph). The ruthenium isocyanide derivatives Ru3(CO)11(CNR) (4a, R Pr; 4b, R iPr, 4c, R CH2Ph; 4d, R Ph) are also prepared by reaction of Ru3(CO)12 with phosphine imide. It was observed that geometrical and electronic characteristics
锇胩络合物
锇3(CO)11(CNR)(1A,R
镨;图1b,R我
镨; 1C,RCH 2 Ph值; 1D řPH)在高收率由O的反应合成的3(CO)12与膦
酰亚胺通过脱氧机理作用。这些复合物的Ph额外当量的反应3 PNR得到diisocyanide
锇络合物3(CO)10(CNR)2(2A,R
镨;图2b,R我
镨;图2c,RCH 2Ph; 2d,RPh)。O的反应3(CO)10(CNCH 2 PH)2与过量的博士3 PNPr或PH 3 PNCH 2博士在回流的苯给出
锇3(CO)9(CNCH 2 PH)2(CNR)(图3a,R
镨;图3b,RCH 2 PH)。
钌胩衍
生物的Ru 3(CO)11(CNR)(图4a,R
镨;图4b,R我PR,4C,RCH 2 Ph值;通过Ru 3(CO)12与膦
酰亚胺的反应,也可制备图4d(RPh)。观察到
酰亚胺的几何和电子特性在控制反应速率中起关键作用。