Technology Process of 4,4'-Diamino-2-methylazobenzene
There total 5 articles about 4,4'-Diamino-2-methylazobenzene which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
sulfuric acid;
In
methanol; water;
at 20 ℃;
for 8h;
Reflux;
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: ethanol; water / 5 h / 20 - 100 °C
2.1: hydrogenchloride; sodium nitrite / water; methanol / 1 h / -5 - 5 °C
2.2: 2 h / 0 - 20 °C
3.1: potassium carbonate / water / 4 h / 80 °C
4.1: sulfuric acid / water; methanol / 8 h / 20 °C / Reflux
With
hydrogenchloride; sulfuric acid; potassium carbonate; sodium nitrite;
In
methanol; ethanol; water;
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: hydrogenchloride; sodium nitrite / water; methanol / 1 h / -5 - 5 °C
1.2: 2 h / 0 - 20 °C
2.1: potassium carbonate / water / 4 h / 80 °C
3.1: sulfuric acid / water; methanol / 8 h / 20 °C / Reflux
With
hydrogenchloride; sulfuric acid; potassium carbonate; sodium nitrite;
In
methanol; water;
