SYNTHESIS OF FUNCTIONALIZED POLYHALOGENATED THIOPHENE DERIVATIVES
DOI:
https://doi.org/10.1007/7482Ключевые слова:
diethylaminosulfur trifluoride, diiodothiophenes, polyhalogenated thiophenes, formylation, halogen dance reaction.Аннотация
The halogen dance reaction was utilized for preparation of iodothiophenes. Starting from a set of dihalo-substituted thiophenes, their derivatives, namely, aldehydes, acids, and 2,5-diiodothiophenes, were obtained. Formyl derivatives of thiophenes served as the basis for the synthesis of a number of previously unknown (difluoromethyl)- and (chloromethyl)thiophenes. Convenient and simple synthetic procedures were developed for a set of functionalized thiophenes.
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Опубликован
2023-08-09
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Оригинальные статьи