Реакция #93982

Уравнение реакции

2-methyl-4-phenyl-4H-pyrazolo[1,5-a]-pyrazolo[4'3':5,6]pyrido[3,4-e]pyrimidin-5(8H)-one

benzoyl chloride

→

8-Benzoyl-2-methyl-4-phenyl-4H-pyrazolo[1,5-a]pyrazolo[4',3':5,6]pyrido[3,4-e]pyrimidin-5(8H)-one

Растворители

pyridine

Условия реакции

Обработка

1. 1
   Другоеat room temperature
2. 2
   workup.ADDITIONOn addition of 50 ml
3. 3
   Фильтрацияof water, 8-benzoyl-2-methyl-4-phenyl-4H-pyrazolo-[1,5-a]pyrazolo[4',3':5,6]pyrido[3,4-e]pyrimidin-5(8H)-one is filtered off

Методика

0.01 mol. of 2-methyl-4-phenyl-4H-pyrazolo[1,5-a]-pyrazolo[4'3':5,6]pyrido[3,4-e]pyrimidin-5(8H)-one and 0.02 mol. of benzoyl chloride are stirred overnight in 50 ml. of dry pyridine at room temperature. On addition of 50 ml. of water, 8-benzoyl-2-methyl-4-phenyl-4H-pyrazolo-[1,5-a]pyrazolo[4',3':5,6]pyrido[3,4-e]pyrimidin-5(8H)-one is filtered off.

Источник