Technology Process of C19H26FN3O5S
There total 9 articles about C19H26FN3O5S which
guide to synthetic route it.
The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:
synthetic route:
- Guidance literature:
-
With
palladium 10% on activated carbon; hydrogen;
In
methanol;
at 40 ℃;
for 3h;
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: n-butyllithium / tetrahydrofuran; hexane / 1 h / -78 °C
1.2: 3 h / -78 °C
2.1: hydrogenchloride / dichloromethane; 1,4-dioxane / 0 - 25 °C
3.1: copper(l) chloride / ethanol / 14 h / 70 °C
4.1: N-ethyl-N,N-diisopropylamine; dmap / 4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran / 16 h / 30 °C
5.1: n-butyllithium / tetrahydrofuran; hexane / 1 h / -78 °C
5.2: 1 h / -78 °C
6.1: boron tribromide / dichloromethane / -78 - 25 °C
6.2: 4 h / 25 °C
7.1: nitric acid; sulfuric acid / 2 h / -10 °C
7.2: 25 °C
7.3: Chiral PAK AD column / Resolution of racemate
8.1: palladium 10% on activated carbon; hydrogen / methanol / 3 h / 40 °C
With
hydrogenchloride; dmap; n-butyllithium; sulfuric acid; palladium 10% on activated carbon; hydrogen; nitric acid; boron tribromide; N-ethyl-N,N-diisopropylamine; copper(l) chloride;
In
tetrahydrofuran; 1,4-dioxane; methanol; ethanol; hexane; dichloromethane; 4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran;
- Guidance literature:
-
Multi-step reaction with 9 steps
1.1: titanium(IV) tetraethanolate / tetrahydrofuran / 16 h / 25 °C / Inert atmosphere
2.1: n-butyllithium / tetrahydrofuran; hexane / 1 h / -78 °C
2.2: 3 h / -78 °C
3.1: hydrogenchloride / dichloromethane; 1,4-dioxane / 0 - 25 °C
4.1: copper(l) chloride / ethanol / 14 h / 70 °C
5.1: N-ethyl-N,N-diisopropylamine; dmap / 4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran / 16 h / 30 °C
6.1: n-butyllithium / tetrahydrofuran; hexane / 1 h / -78 °C
6.2: 1 h / -78 °C
7.1: boron tribromide / dichloromethane / -78 - 25 °C
7.2: 4 h / 25 °C
8.1: nitric acid; sulfuric acid / 2 h / -10 °C
8.2: 25 °C
8.3: Chiral PAK AD column / Resolution of racemate
9.1: palladium 10% on activated carbon; hydrogen / methanol / 3 h / 40 °C
With
hydrogenchloride; dmap; titanium(IV) tetraethanolate; n-butyllithium; sulfuric acid; palladium 10% on activated carbon; hydrogen; nitric acid; boron tribromide; N-ethyl-N,N-diisopropylamine; copper(l) chloride;
In
tetrahydrofuran; 1,4-dioxane; methanol; ethanol; hexane; dichloromethane; 4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran;