- 发生环化及环缩合反应,形成苯并咪唑。
- 储运特性
库房低温通风干燥; 与强氧化剂分开存放
- 灭火剂
水, 二氧化碳, 泡沫, 砂土
有机合成;医药;农药
合成路线 1(1. 合成:95-83-0)
产率:93%
合成条件:With 5%-palladium/activated carbon; hydrazine hydrate In methanol at 20℃; for 0.08 h;
实验步骤:通用方法:向卤化硝基芳烃(1mmol),Pd / C(5%)和MeOH(5mL)的混合物中加入NH 2 NH 2·H 2 O(10mmol),并将所得溶液在80℃回流条件下加热5分钟。 将混合物过滤并真空浓缩。 通过快速柱纯化粗制物质
参考文献:
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合成路线 2(2. 合成:95-83-0)
产率:92%
合成条件:With hydrazine hydrate In ethanol at 70℃; for 4 h;
实验步骤:一般步骤:在典型的反应中,将5.0mg Pd-gCN(5.0wt%Pd)催化剂加入到1.0mM硝基芳烃在乙醇(2mL)和2mM(1.2当量0.07mL)60%的溶液中。 肼水合物。 将混合物在回流温度(70℃)下放入10mL圆底烧瓶中4小时,然后在室温下冷却。 过滤所得物质,滤液经硅胶柱层析,得到相应的产物。 对于二硝基芳烃底物,使用4.0mM(2.4当量0.14mL)60%的水合肼溶液。
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