Reaktion #65417

Reaktionsgleichung

7-hydroxy-6-ethoxycarbonyl-3-(4-phenylthiophenyl)pyrazolo[1,5-a]pyrimidine

aniline

hydrochloric acid

→

title compound

7-Hydroxy-6-(N-phenylcarbamoyl)-3-(4-phenylthiophenyl)pyrazolo[1,5-a]pyrimidine

Reaktionsbedingungen

Aufarbeitung

1. 1
   Temperaturto cool
2. 2
   Filtrationthe precipitate was filtered
3. 3
   Waschenwashed with water
4. 4
   Sonstigedried

Vorschrift

Dissolving 280 mg of 7-hydroxy-6-ethoxycarbonyl-3-(4-phenylthiophenyl)pyrazolo[1,5-a]pyrimidine in 3 ml of aniline, the mixture was stirred for 3 hours at 180° C. After allowing to cool, 10% hydrochloric acid was added, the precipitate was filtered, washed with water and dried, and the title compound was obtained (220 mg, 68%).

Quelle