Способ получения (2-гидроксинафталин-1-ил)азина: патент на изобретение

Resultado de la investigación: Patent


FIELD: chemistry. SUBSTANCE: invention relates to a process for the preparation of (2-hydroxynaphthalen-1-yl) azine of general formula I where interaction of 2-naphthol with (A), or unsubstituted pyrimidine (b), or 3.6-diphenyl-1,2,4-triazine (c) in a trifluoroacetic acid medium which is reacted with unsubstituted quinazoline, which is then evaporated and the residue is treated with potassium hexacyanoferrate in an alkaline medium. EFFECT: new method for obtaining this compound with high yields is proposed, without the use of additional reagents, which allows to lower the process temperature to room temperature.
Título traducido de la contribuciónMETHOD OF PREPARATION (2-HYDROXYNAPHTHALENE-1-YL) AZIN: patent of invention
Idioma originalRussian
Número de patente2626403
CIPC07D 239/26,C07D 239/74,C07D 253/065
Fecha de introducción18/07/2016
EstadoPublished - 27 jul 2017


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