compounds [Ru(CO)2(FcC(O)CHC(O)R)2] (3a, R = Me; 3b, R = Fc) in moderate yields. IR studies and single‐crystal X‐ray analysis (3a) confirmed that the CO ligands are cis‐oriented and that the respective β‐diketonates O,O'‐chelate‐bonded setting‐up an octahedral surrounding at RuII. Electrochemical (cyclic and square‐wave voltammetry) and spectroelectrochemical (UV/Vis‐NIR, IR) measurements were additionally
[Ru 3(CO)12 ](1)与六当量反应 FCC的(O)CH 2 C(O)R(图2a,R =甲基;图2b,R = Fc筛选; FC =
铁(η 5 -C 5 H ^ 4)(η 5 -C 5 H ^ 5))中产生的
钌II化合物[Ru(CO)2(FcC(O)CHC(O)R)2 ](3a,R = Me;3b,R = Fc)以中等收率得到。红外研究和单晶X射线分析(3a)证实,CO
配体是顺式的,各自的
β-二酮O, O'-螯合键合-在Ru II处设置八面体。另外进行了电
化学(循环伏安法和方波伏安法)和光谱电
化学(UV / Vis-NIR,IR)测量。化合物3a,b显示两个(3a:E 1 o '= 140; E 2 o '= 255 mV;对于[ 3a ] + / [ 3a ] 2+)ΔE o '= 115 mV或四个(3b:E 1 ø '= 80毫伏,ë 2 ö ' 190毫伏(Δ Ëo '= 110