Technology Process of (Z)-5-(2-hydroxy-3-{N'-[3-methyl-5-oxo-1-(5,6,7,8-tetrahydronaphthalen-2-yl)-1,5-dihydropyrazol-4-ylidene]hydrazino}phenyl)furan-2-carboxylate choline
There total 11 articles about (Z)-5-(2-hydroxy-3-{N'-[3-methyl-5-oxo-1-(5,6,7,8-tetrahydronaphthalen-2-yl)-1,5-dihydropyrazol-4-ylidene]hydrazino}phenyl)furan-2-carboxylate choline which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
In
methanol; ethanol; water; ethyl acetate;
at 20 - 40 ℃;
for 75h;
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: sodium nitrate; sulfuric acid / water / 2 h / 20 - 25 °C
2.1: potassium carbonate / acetone / 40 h / 70 °C
3.1: potassium acetate / tetrakis(triphenylphosphine) palladium(0) / etheroxalic acid dimethyl ether / 17 h / Reflux
4.1: sodium carbonate / tetrakis(triphenylphosphine) palladium(0) / 1,4-dioxane; water / 2.5 h / Reflux
4.2: pH 3
5.1: ammonium formate / palladium 10% on activated carbon / ethyl acetate / 3.5 h / Reflux
6.1: boron tribromide / dichloromethane / 1 h / 20 °C
6.2: 1 h
7.1: hydrogenchloride; sodium nitrite / water / 0.33 h / Cooling with ice
7.2: 20 °C / pH 8 - 9 / Cooling with ice
7.3: pH 3 - 4
8.1: ethyl acetate; ethanol; water; methanol / 75 h / 20 - 40 °C
With
hydrogenchloride; sodium nitrate; sulfuric acid; ammonium formate; potassium acetate; boron tribromide; sodium carbonate; potassium carbonate; sodium nitrite;
tetrakis(triphenylphosphine) palladium(0); palladium 10% on activated carbon;
In
1,4-dioxane; methanol; ethanol; dichloromethane; etheroxalic acid dimethyl ether; water; ethyl acetate; acetone;
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: potassium carbonate / acetone / 40 h / 70 °C
2.1: potassium acetate / tetrakis(triphenylphosphine) palladium(0) / etheroxalic acid dimethyl ether / 17 h / Reflux
3.1: sodium carbonate / tetrakis(triphenylphosphine) palladium(0) / 1,4-dioxane; water / 2.5 h / Reflux
3.2: pH 3
4.1: ammonium formate / palladium 10% on activated carbon / ethyl acetate / 3.5 h / Reflux
5.1: boron tribromide / dichloromethane / 1 h / 20 °C
5.2: 1 h
6.1: hydrogenchloride; sodium nitrite / water / 0.33 h / Cooling with ice
6.2: 20 °C / pH 8 - 9 / Cooling with ice
6.3: pH 3 - 4
7.1: ethyl acetate; ethanol; water; methanol / 75 h / 20 - 40 °C
With
hydrogenchloride; ammonium formate; potassium acetate; boron tribromide; sodium carbonate; potassium carbonate; sodium nitrite;
tetrakis(triphenylphosphine) palladium(0); palladium 10% on activated carbon;
In
1,4-dioxane; methanol; ethanol; dichloromethane; etheroxalic acid dimethyl ether; water; ethyl acetate; acetone;