X-RAY-DIFFRACTION EXAMINATION OF ORTHO-CARBORANES WITH TERT-BUTYL AND TRIMETHYLSILYL SUBSTITUENTS

被引:1
作者
KIRILLOVA, NI
KLIMOVA, TV
STRUCHKOV, YT
STANKO, VI
机构
[1] Institute of Heteroorganic Compounds, Academy of Sciences of the USSR, Moscow
来源
BULLETIN OF THE ACADEMY OF SCIENCES OF THE USSR DIVISION OF CHEMICAL SCIENCE | 1979年 / 28卷 / 11期
关键词
D O I
10.1007/BF00951702
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
By a complete x-ray diffraction examination of 1-tert-butyl-o-carborane (I) and 1-trimethylsilyl-2-methyl-o-carborane (II), it was found that the bonds between the substituants and the icosahedral skeleton are elongated. The tert-butyl substituent in (I) has a screened orientation with respect to the nearest pentagonal fragment, and the trimethylsilyl substituent in (II), a screened orientation with respect to the boron atoms. © 1980 Plenum Publishing Corporation.
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页码:2296 / 2301
页数:6
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