化学学报 ›› 1989, Vol. 47 ›› Issue (11): 1105-1108. 上一篇    下一篇

研究论文

过渡金属卡宾配合物:VIII. 四羰基[乙氧基(芳基)卡宾]铁配合物的方便合成法

陈家碧;雷桂馨;殷建国   

  1. 中国科学院上海有机化学研究所
  • 发布日期:1989-11-15

Transition metal carbene complexes:VII. A convenient synthesis of tetracarbonyl ethoxy(aryl)carbene iron complexes

CHEN JIABI;LEI GUIXIN;YIN JIANGUO   

  • Published:1989-11-15

五羰基铁, Fe(CO)~5(1), 与芳基锂(ArLi)在乙醚中于低温下反应, 所生成的酰羰基锂中间体在水溶液中于0℃用 Et~3OBF~4烷基化, 制得六个标题配合物(co)~4Fec(OC~1H~5)Ar(Ar:C~6H~5, 2;o-CH~3C~6H~4,3;p-CH~3C~6H~4, 4;p-CH~3OC~6H~4,5;C~6Cl~5,6;p-CF~3C~6H~4,7). 当用p-CF~3C~6H~4Li作为亲核试剂与1 反应时, 除生成7外, 还获得副产物对三氟甲基苯丙酮,p-CF~3C~6H~4COC~2H~5(8)。

关键词: 乙氧基, 铁络合物, 羰基络合物, 碳烯, 过渡金属络合物

Six title complexes, (CO)4FeC(OC2H5)Ar (Ar: C6H5, o-CH3C6H4, p-CH3C6H4, p-CH3OC6H4, C6Cl5, p-CF3C6H4) have been prepared by reaction of Fe(CO)5 with ArLi in ether at low temperature followed by alkylation of the acylmetalate intermediates formed with Et3OBF4 in aqueous solution at 0?

Key words: ETHOXY GROUP, IRON COMPLEX, CARBONYL COMPLEX, CARBENE, TRANSITION METAL COMPLEX

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