作者:Armin Fehn、Theodor Ederer、Shahram Mihan、Wolfgang Beck
DOI:10.1016/s0022-328x(00)00772-5
日期:2001.3
IR) give the (N,O) chelate complexes cis/trans-(R3P)(Cl)M(L), (p-cymene)(Cl)RuL and (Cp*)(Cl)M(L) (M=Rh, Ir). The complexes (Cp*)(Cl)M[O2CCH(CHMe2)NCHCHCHPh] (M=Rh, Ir) with a chiral metal atom are formed with a high diastereoisomeric excess (9/1). The structures of (p-cymene)(Cl)Ir[O2CCH(CHMe2)NCHCHCHPh) (7), cis(P,N)-(nBu3)(Cl)Pt[O2CCH(Me)NCHC6H4OMe] (19), (Cp*)(Cl)Rh[O2CCH(Me)NCHC6H4OMe]
来自S -α-氨基酸的席夫碱阴离子(L)与肉桂醛或4-甲氧基或2,4-二甲氧基苯甲醛与氯桥联化合物(R 3 P)(Cl)M(μ-Cl)的反应2 M(Cl)(PR 3)(M = Pd,Pt),(p- Cymene)(Cl)Ru(μ-Cl)2 Ru(Cl)(p- Cymene)和(Cp *)(Cl)M (μ-Cl)的2 M(Cl)的(CP *)(M = RH,IR)得到(ñ,ö)螯合络合物的顺/反式- (R 3 p)(Cl)的M(L),(p -异丙苯)(Cl)RuL和(Cp *)(Cl)M(L)(M = Rh,Ir)。络合物(Cp *)(Cl)M [O 2 CCH(CHMe 2形成具有高非对映异构体过量(9/1)的具有手性金属原子的(N = CH = CH = CHPh)(M = Rh,Ir)。(p- Cymene)(Cl)Ir [O 2 CCH(CHMe 2)NCHCHCHPh)(7),顺式(P,N)-(n