Technology Process of 5-{[(3S)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]methyl}-4-(4-imidazo[1,2-a]pyridin-7-ylphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one
There total 8 articles about 5-{[(3S)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]methyl}-4-(4-imidazo[1,2-a]pyridin-7-ylphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
potassium phosphate;
tetrakis(triphenylphosphine) palladium(0);
In
ethanol; water;
at 95 ℃;
for 6h;
Inert atmosphere;
Sealed tube;
- Guidance literature:
-
Multi-step reaction with 4 steps
1: dichloromethane / 27 h / 0 - 20 °C / Inert atmosphere
2: potassium carbonate / water / 18 h / 70 - 130 °C
3: potassium carbonate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2 / 1,4-dioxane; water / 3 h / 100 °C
4: potassium phosphate / tetrakis(triphenylphosphine) palladium(0) / ethanol; water / 6 h / 95 °C / Inert atmosphere; Sealed tube
With
potassium phosphate; potassium carbonate;
tetrakis(triphenylphosphine) palladium(0); dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2;
In
1,4-dioxane; ethanol; dichloromethane; water;
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dmap / diethyl ether / 40 h / 20 °C / Inert atmosphere
2.1: hydrogenchloride / 1,4-dioxane / 1 h / 20 °C
2.2: 0.08 h / 20 °C
2.3: 1 h / 0 - 20 °C
3.1: hydrazine hydrate / ethanol / 15 h / 80 °C
4.1: dichloromethane / 27 h / 0 - 20 °C / Inert atmosphere
5.1: potassium carbonate / water / 18 h / 70 - 130 °C
6.1: potassium carbonate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2 / 1,4-dioxane; water / 3 h / 100 °C
7.1: potassium phosphate / tetrakis(triphenylphosphine) palladium(0) / ethanol; water / 6 h / 95 °C / Inert atmosphere; Sealed tube
With
hydrogenchloride; potassium phosphate; potassium carbonate; hydrazine hydrate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride;
dmap; tetrakis(triphenylphosphine) palladium(0); dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2;
In
1,4-dioxane; diethyl ether; ethanol; dichloromethane; water;