Technology Process of methyl 2-chloro-7-(3,4-difluorophenyl)-6-(methyloxy)-5-quinoxalinecarboxylate
There total 7 articles about methyl 2-chloro-7-(3,4-difluorophenyl)-6-(methyloxy)-5-quinoxalinecarboxylate which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
trichlorophosphate;
for 2h;
Reflux;
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: sulfuric acid; nitric acid / 0 - 20 °C
2.1: ammonium hydroxide / ethanol; water / 20 °C
3.1: sodium hydride / mineral oil / 1 h / 0 - 20 °C
4.1: bromine / dichloromethane / 0.5 h / 20 °C
5.1: hydrogen / palladium 10% on activated carbon / ethyl acetate / 2 h / 20 °C / 760.05 Torr
5.2: 20 °C
6.1: potassium carbonate / tetrakis(triphenylphosphine) palladium(0) / 1,4-dioxane; water / 105 °C
7.1: trichlorophosphate / 2 h / Reflux
With
ammonium hydroxide; sulfuric acid; hydrogen; bromine; nitric acid; sodium hydride; potassium carbonate; trichlorophosphate;
tetrakis(triphenylphosphine) palladium(0); palladium 10% on activated carbon;
In
1,4-dioxane; ethanol; dichloromethane; water; ethyl acetate; mineral oil;
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: sodium hydride / mineral oil / 1 h / 0 - 20 °C
2.1: bromine / dichloromethane / 0.5 h / 20 °C
3.1: hydrogen / palladium 10% on activated carbon / ethyl acetate / 2 h / 20 °C / 760.05 Torr
3.2: 20 °C
4.1: potassium carbonate / tetrakis(triphenylphosphine) palladium(0) / 1,4-dioxane; water / 105 °C
5.1: trichlorophosphate / 2 h / Reflux
With
hydrogen; bromine; sodium hydride; potassium carbonate; trichlorophosphate;
tetrakis(triphenylphosphine) palladium(0); palladium 10% on activated carbon;
In
1,4-dioxane; dichloromethane; water; ethyl acetate; mineral oil;