Реакция #54554

Уравнение реакции

1-(m-chlorophenyl)-3-amino-2-pyrazoline

→

1-(m-chlorophenyl)-3-aminopyrazole

Выход 72.9%

Растворители

ethanol

Условия реакции

Обработка

1. 1
   ДругоеThe oxidized product was recovered as in Example 1

Методика

In the same apparatus and following the same modalities as in Example 1, 5 g (0.0255 mole) of 1-(m-chlorophenyl)-3-amino-2-pyrazoline were suspended in 25 ml of ethanol with addition of 0.2 g of CuCl, under an oxygen head. Oxidation was concluded after about 3 hours. The oxidized product was recovered as in Example 1, obtaining 3.6 g of 1-(m-chlorophenyl)-3-aminopyrazole, melting at 106°-107° C.

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