BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN CALSCALE:GREGORIAN BEGIN:VEVENT LOCATION:Moscow\, Ordzhonikidze st.\, 3\, room 208 DESCRIPTION:A novel synthetic strategy based on 1\,3-dipolar cycloaddition of a-metalated isocyanides to double bond of different enamines and enaminones represent a direct\, simple and effective approach to 2\,4-substituted pyrroles from common and commercial available starting materials. We found that potassium tert-butoxide is a unique base which can be used for this type of cycloaddition. The new pyrroles were formed in good-to-excellent yields. DTSTART:20190917T150000Z DTEND:20190917T200000Z SUMMARY:Efimov Ilia «1\,3-Dipolar cycloaddition of а-metalated isocyanides to enamines and enaminones: direct and convenient approach to 1H-2\,4-disubstituted pyrroles» URL;VALUE=URI:/media/events/efimov-ilia-13-dipolar-cycloaddition-of-a-metalated-isocyanides-to-enamines-and-enaminones-direct-and-convenient-approach-to-1h-24-disubstituted-pyrroles/ DTSTAMP:20250515T083348Z UID:68257cbc92484 END:VEVENT END:VCALENDAR