Technology Process of C21H28BrNO7
There total 7 articles about C21H28BrNO7 which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
triethylamine;
In
ethyl acetate;
at 20 ℃;
for 2h;
- Guidance literature:
-
Multi-step reaction with 6 steps
1: hydrogenchloride; tin(ll) chloride / water; methanol / 3.5 h / 20 °C
2: sodium nitrite; tetrafluoroboric acid / water / 1 h / 0 °C
3: sulfuric acid / water / 0.5 h / Inert atmosphere; Reflux
4: potassium carbonate; potassium iodide / acetone / 96 h / 75 °C
5: bromine / chloroform / 2 h / 20 °C
6: triethylamine / ethyl acetate / 2 h / 20 °C
With
hydrogenchloride; tetrafluoroboric acid; sulfuric acid; bromine; potassium carbonate; triethylamine; potassium iodide; tin(ll) chloride; sodium nitrite;
In
methanol; chloroform; water; ethyl acetate; acetone;
- Guidance literature:
-
Multi-step reaction with 7 steps
1: nitric acid / 0.5 h / 5 - 10 °C
2: hydrogenchloride; tin(ll) chloride / water; methanol / 3.5 h / 20 °C
3: sodium nitrite; tetrafluoroboric acid / water / 1 h / 0 °C
4: sulfuric acid / water / 0.5 h / Inert atmosphere; Reflux
5: potassium carbonate; potassium iodide / acetone / 96 h / 75 °C
6: bromine / chloroform / 2 h / 20 °C
7: triethylamine / ethyl acetate / 2 h / 20 °C
With
hydrogenchloride; tetrafluoroboric acid; sulfuric acid; bromine; nitric acid; potassium carbonate; triethylamine; potassium iodide; tin(ll) chloride; sodium nitrite;
In
methanol; chloroform; water; ethyl acetate; acetone;