Technology Process of 4,4-dimethyl-7-(3-(trifluoromethyl)phenyl)-1,2,3,4-tetrahydro-1,8-naphthyridine
There total 6 articles about 4,4-dimethyl-7-(3-(trifluoromethyl)phenyl)-1,2,3,4-tetrahydro-1,8-naphthyridine which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
caesium carbonate;
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride;
In
1,2-dimethoxyethane; water;
at 90 ℃;
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: triethylamine / tetrahydrofuran / 0.17 h / 0 °C
2.1: aluminum (III) chloride; methanesulfonic acid / dichloromethane / 20 °C / Inert atmosphere
3.1: hydrogenchloride; sodium nitrite / water / 0.5 h
3.2: 2 h
3.3: pH 9 - 10
4.1: boron trifluoride diethyl etherate / tetrahydrofuran / 0.17 h / 0 °C / Inert atmosphere
4.2: 18 h / 20 °C / Inert atmosphere
4.3: Inert atmosphere
5.1: caesium carbonate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,2-dimethoxyethane; water / 90 °C
With
hydrogenchloride; aluminum (III) chloride; methanesulfonic acid; boron trifluoride diethyl etherate; caesium carbonate; triethylamine; sodium nitrite;
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride;
In
tetrahydrofuran; 1,2-dimethoxyethane; dichloromethane; water;
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: triethylamine / tetrahydrofuran / 0.17 h / 0 °C
2.1: aluminum (III) chloride; methanesulfonic acid / dichloromethane / 20 °C / Inert atmosphere
3.1: hydrogenchloride; sodium nitrite / water / 0.5 h
3.2: 2 h
3.3: pH 9 - 10
4.1: boron trifluoride diethyl etherate / tetrahydrofuran / 0.17 h / 0 °C / Inert atmosphere
4.2: 18 h / 20 °C / Inert atmosphere
4.3: Inert atmosphere
5.1: caesium carbonate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,2-dimethoxyethane; water / 90 °C
With
hydrogenchloride; aluminum (III) chloride; methanesulfonic acid; boron trifluoride diethyl etherate; caesium carbonate; triethylamine; sodium nitrite;
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride;
In
tetrahydrofuran; 1,2-dimethoxyethane; dichloromethane; water;