Synthesis of ethynyl-3-hydroxyquinoline-4-carboxylic acidsстатья
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Дата последнего поиска статьи во внешних источниках: 27 февраля 2020 г.
Аннотация:3-Hydroxyquinoline-4-carboxylic acids containing ethynyl moiety in the 6th and 8th positions were obtained for the fi rst time. A synthetic approach to aforementioned compounds based on the Sonogashira cross-coupling and the Pfi tzinger reaction was developed. Physicochemical properties of the newly synthesized structures were investigated.