Synthesis of fluorinated dipyrazolyl sulfones from bis(2-fluoro-2-polyfluoroalkylalkenyl) sulfones and diazomethane

被引:0
|
作者
Yaroslav S. Borodkin
Eduard B. Rusanov
Aleksandr I. Khizhan
Yurii G. Shermolovich
机构
[1] National Academy of Sciences of Ukraine,Institute of Organic Chemistry
[2] Enamine Ltd.,L. M. Litvinenko Institute of Physical
[3] National Academy of Sciences of Ukraine,Organic Chemistry and Coal Chemistry
来源
Chemistry of Heterocyclic Compounds | 2019年 / 55卷
关键词
diazomethane; divinyl sulfides; fluorinated divinyl sulfones; 1-methyl-4-polyfluoroalkylpyrazoles; dehydrofluorination;
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学科分类号
摘要
The reactions of diazomethane with bis(2-fluoro-2-polyfluoroalkylalkenyl) sulfones are accompanied by dehydrofluorination and lead to the formation of new dipyrazolyl sulfones containing polyfluoroalkyl substituents at position 4 of the pyrazole ring. The structure of four new sulfones was confirmed by X-ray diffraction analysis.
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页码:1065 / 1069
页数:4
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