huagongshe.com
HRID255895

反应详情

EQUATION

反应方程式

HRID 255895 的结构方程式

REACTANTS

反应物

2
结构：NN.O
HCID24654

Hydrazine hydrate (1:1)

H6N2O

结构：CN(C)/C=C/C(=O)c1ccc([N+](=O)[O-])cc1
HCID1475992

未命名化合物

PRODUCTS

生成物

1
结构：O=[N+]([O-])c1ccc(-c2cc[nH]n2)cc1
HCID178526520

未命名化合物

收率 78.9%

AUXILIARIES

试剂、催化剂与溶剂

1
结构：CCO
溶剂HCID702

Ethanol

C2H6O

PROCEDURE

实验过程

A solution of 1-(4-nitrophenyl)-3-N,N-dimethylamino-2-propen-1-one (27.3 g) and 85% hydrazine hydrate (23.6 g) in ethanol was heated at 60° C. for one hour. The crystallized solid was filtered to give 18.5 g of 3-(4-nitrophenyl)-pyrazole; M.p. 196°-197° C.

WORKUP

后处理

  1. filtrationThe crystallized solid was filtered