1) 3-nitropyrazole
3-硝基吡唑
1.
6%, which was then refluxed in n-octanol at 185-190℃, giving 3-nitropyrazole with ayield of 87.
以吡唑为原料,经硝化、转位两步反应合成了3-硝基吡唑。
2.
In order to synthesize the salts of 3-nitropyrazole,N-nitropyrazole was synthesized with pyrazole as raw material,and HNO3-Ac2O-HAc system as nitration agent.
为合成3-硝基吡唑盐,以吡唑为原料,经HNO3-Ac2O-HAc三元硝化体系首先制得N-硝基吡唑,然后经高温重排转化为3-硝基吡唑,3-硝基吡唑与无机铅盐和铜盐反应生成有机铅盐和铜盐。
2) 1-(p-nitrophenyl)-3-(1-pyrrolidino)-5-pyrazolone
1-(对硝基苯基)-3-(1-吡咯烷基)-5-吡唑酮
3) N-nitropyrazole
N-硝基吡唑
1.
5 hours with stirring, giving N-nitropyrazole with a yield of 86.
5小时得到N-硝基吡唑,收率为86。
2.
In order to synthesize the salts of 3-nitropyrazole,N-nitropyrazole was synthesized with pyrazole as raw material,and HNO3-Ac2O-HAc system as nitration agent.
为合成3-硝基吡唑盐,以吡唑为原料,经HNO3-Ac2O-HAc三元硝化体系首先制得N-硝基吡唑,然后经高温重排转化为3-硝基吡唑,3-硝基吡唑与无机铅盐和铜盐反应生成有机铅盐和铜盐。
5) 3-aldehyde pyrazole
3-羰基吡唑
1.
The geometry and electronic structures of the tautomers of 3-aldehyde pyrazole and their transition states were obtained.
采用密度泛函B3LYP/6-311G**方法,对3-羰基吡唑几何构型进行了全自由度优化,获得了它们的几何结构和电子结构。
6) 3-methylpyrazole
3-甲基吡唑
补充资料:4-硝基吡唑
分子式:
CAS号:
性质:针状结晶。熔点162℃;沸点323℃乙溶于苯。将吡唑经硝化反应制取。用作有机合成试剂。
CAS号:
性质:针状结晶。熔点162℃;沸点323℃乙溶于苯。将吡唑经硝化反应制取。用作有机合成试剂。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条