化学学报 ›› 1988, Vol. 46 ›› Issue (9): 875-880. 上一篇    下一篇

研究论文

含烯烃配体的过渡金属卡宾配合物的研究VI: 两个新奇的铁内盐配合物的合成和晶体结构

殷建国;陈家碧;徐维铧;徐筱杰;唐有祺   

  1. 中国科学院上海有机化学研究所;北京大学物理化学研究所
  • 发布日期:1988-09-15

Studies on olefin-coordinating transition metal carbene complexes VI: Synthesis and crystal structure of two novel inner salt complexes of iron

YIN JIANGUO;CHEN JIABI;XU WEIHUA;XU XIAOJIE;TANG YOUQI   

  • Published:1988-09-15

肉桂醛缩(2,4-二甲基苯胺)三羰基铁(1)与苯基锂和对氯苯基锂在低温下反应,所生成的加合物继后Et3OBF4在CH2Cl2中于-60℃烷基化, 分别生成两个组成为C19H22N(CO)3FeC6H5(2)和C19H22N(CO)3FeC6H4Cl(3)的新奇的铁内盐配合物. 2晶体属单斜晶系, 空间群为P21/n, 晶胞参数为: α=10.624(3), b=25.155(6),c=19.375(9)A, β=101.13(3)°, V=5042.2A^3, Z=8, Dc=1.27g/cm^3. 2的结构用直接法解出, 并用矩阵最小二乘法修正后得最后偏离因子R为0.071.

关键词: 晶体结构测定, 苯胺 P, 二甲基, 铁络合物, 羰基络合物, 烷基化, 碳烯, 空间效应, 过渡金属络合物, 矩阵

(Cinnamylidenexylidine)(tricarbonyl)iron reacted with phenyllithium and p-chlorophenyllithium at low temperature; the adducts formed were alkylated with Et3O+.BF4- in CH2Cl2 at -60?to give two novel zwitterionic iron complexes I (R = Ph, 4-ClC6H4). The crystal structure of I (R = Ph) was determine

Key words: CRYSTAL STRUCTURE DETERMINATION, BENZAMINE P, DIMETHYL GROUP, IRON COMPLEX, CARBONYL COMPLEX, ALKYLATION, CARBENE, STERIC EFFECT, TRANSITION METAL COMPLEX, MATRICES

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