A NEW STRAIGHTFORWARD APPROACH TO 3-(ARYLIDENEAMINO)HYDANTOINS
DOI:
https://doi.org/10.1007/5999Ключевые слова:
3-(arylideneamino)hydantoins, α-(4-semicarbazono)nitriles, 4-(tosylmethyl)semicarbazones, α-amidoalkylation.Аннотация
A novel straightforward approach to 3-(arylideneamino)hydantoins has been developed. It is based on the reaction of readily available 4-(tosylmethyl)semicarbazones with NaCN in DMF followed by heating of the obtained 4-(cyanomethyl)semicarbazones with concd HCl.Загрузки
Опубликован
2020-12-18
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Оригинальные статьи