Technology Process of C21H22N2O5
There total 4 articles about C21H22N2O5 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:
-
Multi-step reaction with 5 steps
1.1: potassium carbonate / acetone / 2 h / 20 °C
1.2: 20 h / Reflux; Inert atmosphere
2.1: acetic acid / tetrahydrofuran / 2.33 h / 0 - 20 °C / molecular sieves 4?; Inert atmosphere
2.2: 48 h / 20 °C
2.3: pH 10
3.1: triethylamine / copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride / 36 h / 20 °C / Sealed vessel; Inert atmosphere
4.1: sodium hydroxide; methanol / 1 h / 20 °C / Reflux
4.2: pH 2
5.1: N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 16 h / 0 - 20 °C / Inert atmosphere
With
methanol; potassium carbonate; benzotriazol-1-ol; acetic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; sodium hydroxide;
bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide;
In
tetrahydrofuran; N,N-dimethyl-formamide; acetone;
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: acetic acid / tetrahydrofuran / 2.33 h / 0 - 20 °C / molecular sieves 4?; Inert atmosphere
1.2: 48 h / 20 °C
1.3: pH 10
2.1: triethylamine / copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride / 36 h / 20 °C / Sealed vessel; Inert atmosphere
3.1: sodium hydroxide; methanol / 1 h / 20 °C / Reflux
3.2: pH 2
4.1: N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 16 h / 0 - 20 °C / Inert atmosphere
With
methanol; benzotriazol-1-ol; acetic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; sodium hydroxide;
bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide;
In
tetrahydrofuran; N,N-dimethyl-formamide;
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: triethylamine / copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride / 36 h / 20 °C / Sealed vessel; Inert atmosphere
2.1: sodium hydroxide; methanol / 1 h / 20 °C / Reflux
2.2: pH 2
3.1: N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 16 h / 0 - 20 °C / Inert atmosphere
With
methanol; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; sodium hydroxide;
bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide;
In
N,N-dimethyl-formamide;