Technology Process of C20H20N8O
There total 8 articles about C20H20N8O which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; cesium fluoride;
In
1,4-dioxane;
at 90 ℃;
for 2h;
Inert atmosphere;
Sealed tube;
- Guidance literature:
-
Multi-step reaction with 4 steps
1: sodium hydroxide / methanol; tetrahydrofuran / 2.5 h / 20 - 50 °C
2: oxalyl dichloride; N,N-dimethyl-formamide / 1,2-dichloro-ethane / 0.08 h / 50 °C
3: N-ethyl-N,N-diisopropylamine / dichloromethane / 0.33 h / Reflux
4: (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; cesium fluoride / 1,4-dioxane / 2 h / 90 °C / Inert atmosphere; Sealed tube
With
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; oxalyl dichloride; N-ethyl-N,N-diisopropylamine; N,N-dimethyl-formamide; cesium fluoride; sodium hydroxide;
In
tetrahydrofuran; 1,4-dioxane; methanol; dichloromethane; 1,2-dichloro-ethane;
- Guidance literature:
-
Multi-step reaction with 5 steps
1: copper diacetate; pyridine / N,N-dimethyl-formamide / 0.5 h / 90 °C
2: sodium hydroxide / methanol; tetrahydrofuran / 2.5 h / 20 - 50 °C
3: oxalyl dichloride; N,N-dimethyl-formamide / 1,2-dichloro-ethane / 0.08 h / 50 °C
4: N-ethyl-N,N-diisopropylamine / dichloromethane / 0.33 h / Reflux
5: (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; cesium fluoride / 1,4-dioxane / 2 h / 90 °C / Inert atmosphere; Sealed tube
With
pyridine; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; oxalyl dichloride; copper diacetate; N-ethyl-N,N-diisopropylamine; N,N-dimethyl-formamide; cesium fluoride; sodium hydroxide;
In
tetrahydrofuran; 1,4-dioxane; methanol; dichloromethane; 1,2-dichloro-ethane; N,N-dimethyl-formamide;