Technology Process of 1,2,5-Oxadiazol-3-amine,
4-[1-[4-(4-piperidinyloxy)phenyl]-1H-imidazo[4,5-c]pyridin-2-yl]-
There total 5 articles about 1,2,5-Oxadiazol-3-amine,
4-[1-[4-(4-piperidinyloxy)phenyl]-1H-imidazo[4,5-c]pyridin-2-yl]- which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
trifluoroacetic acid;
In
methanol;
at 20 ℃;
for 1h;
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: trichlorophosphate / toluene / 16 h / 0 - 110 °C / Heating / reflux
2.1: sodium hydrogencarbonate / tetrahydrofuran; ethanol / 2 h / 20 - 80 °C
3.1: hydrogen / palladium 10% on activated carbon / ethanol / 3 h / 2585.81 Torr
4.1: 0.42 h / 195 °C
5.1: hydrogenchloride; sodium nitrite / methanol; water / 1.5 h / 20 °C
5.2: 16 h / 110 °C / pH 11
6.1: boron tribromide / dichloromethane / 16 h / 0 - 20 °C
6.2: pH 14
7.1: di-isopropyl azodicarboxylate; polymer-bound triphenylphosphine / 1,4-dioxane / 12 h / 80 °C
8.1: trifluoroacetic acid / methanol / 1 h / 20 °C
With
hydrogenchloride; di-isopropyl azodicarboxylate; polymer-bound triphenylphosphine; hydrogen; boron tribromide; sodium hydrogencarbonate; trifluoroacetic acid; sodium nitrite; trichlorophosphate;
palladium 10% on activated carbon;
In
tetrahydrofuran; 1,4-dioxane; methanol; ethanol; dichloromethane; water; toluene;
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: sodium hydrogencarbonate / tetrahydrofuran; ethanol / 2 h / 20 - 80 °C
2.1: hydrogen / palladium 10% on activated carbon / ethanol / 3 h / 2585.81 Torr
3.1: 0.42 h / 195 °C
4.1: hydrogenchloride; sodium nitrite / methanol; water / 1.5 h / 20 °C
4.2: 16 h / 110 °C / pH 11
5.1: boron tribromide / dichloromethane / 16 h / 0 - 20 °C
5.2: pH 14
6.1: di-isopropyl azodicarboxylate; polymer-bound triphenylphosphine / 1,4-dioxane / 12 h / 80 °C
7.1: trifluoroacetic acid / methanol / 1 h / 20 °C
With
hydrogenchloride; di-isopropyl azodicarboxylate; polymer-bound triphenylphosphine; hydrogen; boron tribromide; sodium hydrogencarbonate; trifluoroacetic acid; sodium nitrite;
palladium 10% on activated carbon;
In
tetrahydrofuran; 1,4-dioxane; methanol; ethanol; dichloromethane; water;