The title complex,(1S)-1,1'-bis{[N-ethyl-N-(1-methylethyl)-amino]carbonyl}-2-(hydroxyldiphenylmethyl)-ferrocene([Fe(C_(24)H_(22)NO_(2))(C_(11)H_(16)NO)]_(2)·H_(2)O,Mr=1207.13),was synthesized via(-)-Sparteine...The title complex,(1S)-1,1'-bis{[N-ethyl-N-(1-methylethyl)-amino]carbonyl}-2-(hydroxyldiphenylmethyl)-ferrocene([Fe(C_(24)H_(22)NO_(2))(C_(11)H_(16)NO)]_(2)·H_(2)O,Mr=1207.13),was synthesized via(-)-Sparteine-mediated enantioselective directed ortho-lithiation of 1,1‘-bis{[N-ethyl-N-(1-methylethyl)-amino]carbonyl}-2-(hydroxydiphenylmethyl)-ferrocene.The structure of the rifle compound was determined by X-ray single-crystal diffraction.The crystal belongs to the orthorhombic system,space group P2_(1)2_(1)2_(1),with a=10.266(2),b=17.676(4),c=34.097(7)A,V=6187(2)A3,Z=4,C_(70)H_(86)Fe_(2)N_(4)O_(7),Dc=1.296 g/cm^(3),μ=0.527 mm^(-1),T=113(2)K,F(000)=2568,the final R=0.0469 and wR=0.0984 for 13940 observed reflections with I〉2σ(I).The neighboring ferrocene derivatives are joined into dimers via O-H…O=C intermolecular hydrogen bonding by a water molecule.Besides,the dimers form neat rows along the a axis.展开更多
This work reported a convenient method for the preparation of enantiomerically pure 6-aryl-2,2＇-dihydroxy-1, l＇- binaphthyl derivatives starting from the commercially available （R）-2,2＇-hydroxy-l, l＇-binaphthyl ...This work reported a convenient method for the preparation of enantiomerically pure 6-aryl-2,2＇-dihydroxy-1, l＇- binaphthyl derivatives starting from the commercially available （R）-2,2＇-hydroxy-l, l＇-binaphthyl [（R）-I] via bromi- nation, hydrolysis and Suzuki cross coupling reaction. This novel synthetie method was characterized with high re- gioselectivity, simple operation, mild reaction conditions, and excellent yield （up to 73%）. On the other hand, we synthesized the target unknown compounds, which were confirmed by IR, 1H NMR, 13C NMR, MS and elementary analysis.展开更多
基金supported by the Major Program of National Natural Science Foundation of China(200572009)Beijing Natural Science Foundation Program and Scientific Research Key Program of Beijing Municipal Commission of Education(KZ200610011006)
文摘The title complex,(1S)-1,1'-bis{[N-ethyl-N-(1-methylethyl)-amino]carbonyl}-2-(hydroxyldiphenylmethyl)-ferrocene([Fe(C_(24)H_(22)NO_(2))(C_(11)H_(16)NO)]_(2)·H_(2)O,Mr=1207.13),was synthesized via(-)-Sparteine-mediated enantioselective directed ortho-lithiation of 1,1‘-bis{[N-ethyl-N-(1-methylethyl)-amino]carbonyl}-2-(hydroxydiphenylmethyl)-ferrocene.The structure of the rifle compound was determined by X-ray single-crystal diffraction.The crystal belongs to the orthorhombic system,space group P2_(1)2_(1)2_(1),with a=10.266(2),b=17.676(4),c=34.097(7)A,V=6187(2)A3,Z=4,C_(70)H_(86)Fe_(2)N_(4)O_(7),Dc=1.296 g/cm^(3),μ=0.527 mm^(-1),T=113(2)K,F(000)=2568,the final R=0.0469 and wR=0.0984 for 13940 observed reflections with I〉2σ(I).The neighboring ferrocene derivatives are joined into dimers via O-H…O=C intermolecular hydrogen bonding by a water molecule.Besides,the dimers form neat rows along the a axis.
基金supported by the National Natural Science Foundation of China(Nos.21074054,51173078 and 21172106)National Basic Research Program of China(No.2010CB923303)
文摘This work reported a convenient method for the preparation of enantiomerically pure 6-aryl-2,2＇-dihydroxy-1, l＇- binaphthyl derivatives starting from the commercially available （R）-2,2＇-hydroxy-l, l＇-binaphthyl [（R）-I] via bromi- nation, hydrolysis and Suzuki cross coupling reaction. This novel synthetie method was characterized with high re- gioselectivity, simple operation, mild reaction conditions, and excellent yield （up to 73%）. On the other hand, we synthesized the target unknown compounds, which were confirmed by IR, 1H NMR, 13C NMR, MS and elementary analysis.
