Technology Process of 2,3,5,6-Pyridinetetracarbonitrile
There total 6 articles about 2,3,5,6-Pyridinetetracarbonitrile which
guide to synthetic route it.
The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:
synthetic route:
- Guidance literature:
-
With
thionyl chloride;
In
N,N-dimethyl-formamide;
at 0 - 20 ℃;
for 14h;
Inert atmosphere;
DOI:10.1002/chem.201201915
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: nitric acid; sulfuric acid / water / 0.33 h / 5 - 90 °C
2.1: potassium hydroxide / ethanol / 1 h / Reflux
3.1: potassium permanganate / water / 1.5 h / Reflux
3.2: pH 1
4.1: sulfuric acid / 12 h / 0 °C / Reflux
5.1: ammonia; ammonium chloride / water / 12 h / 20 °C
6.1: thionyl chloride / N,N-dimethyl-formamide / 14 h / 0 - 20 °C / Inert atmosphere
With
potassium permanganate; thionyl chloride; sulfuric acid; ammonia; nitric acid; ammonium chloride; potassium hydroxide;
In
ethanol; water; N,N-dimethyl-formamide;
DOI:10.1002/chem.201201915
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: potassium hydroxide / ethanol / 1 h / Reflux
2.1: potassium permanganate / water / 1.5 h / Reflux
2.2: pH 1
3.1: sulfuric acid / 12 h / 0 °C / Reflux
4.1: ammonia; ammonium chloride / water / 12 h / 20 °C
5.1: thionyl chloride / N,N-dimethyl-formamide / 14 h / 0 - 20 °C / Inert atmosphere
With
potassium permanganate; thionyl chloride; sulfuric acid; ammonia; ammonium chloride; potassium hydroxide;
In
ethanol; water; N,N-dimethyl-formamide;
DOI:10.1002/chem.201201915
