Technology Process of 2-[5-(3,5-difluorophenyl)-3-ethyl-5-methyl-2,4-dioxoimidazolidin-1-yl]-N-[(2R)-2'-oxo-1,1',2',3-tetrahydrospiro[indene-2,3'-pyrrolo[2,3-b]pyridin]-5-yl]acetamide
There total 13 articles about 2-[5-(3,5-difluorophenyl)-3-ethyl-5-methyl-2,4-dioxoimidazolidin-1-yl]-N-[(2R)-2'-oxo-1,1',2',3-tetrahydrospiro[indene-2,3'-pyrrolo[2,3-b]pyridin]-5-yl]acetamide which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine;
In
N,N-dimethyl-formamide;
at 50 ℃;
for 2h;
- Guidance literature:
-
Multi-step reaction with 9 steps
1: pyridinium hydrobromide perbromide / 1,4-dioxane / 1.5 h / 20 °C
2: ammonium chloride; zinc / tetrahydrofuran; water / 3 h
3: caesium carbonate / N,N-dimethyl-formamide / 18.08 h
4: hydrogen / palladium 10% on activated carbon / ethanol / 18 h / 760.05 Torr
5: chloroform / 17 h / Heating / reflux
6: Resolution of racemate
7: hydrogenchloride / methanol
8: sodium hydroxide; water; ethylenediamine / methanol / pH 10
9: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 2 h / 50 °C
With
hydrogenchloride; sodium hydroxide; water; hydrogen; pyridinium hydrobromide perbromide; ammonium chloride; benzotriazol-1-ol; caesium carbonate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; ethylenediamine; N-ethyl-N,N-diisopropylamine; zinc;
palladium 10% on activated carbon;
In
tetrahydrofuran; 1,4-dioxane; methanol; ethanol; chloroform; water; N,N-dimethyl-formamide;
- Guidance literature:
-
Multi-step reaction with 10 steps
1.1: sodium hydride / N,N-dimethyl-formamide / 1.42 h / 0 °C
1.2: 1.25 h / 10 °C
2.1: pyridinium hydrobromide perbromide / 1,4-dioxane / 1.5 h / 20 °C
3.1: ammonium chloride; zinc / tetrahydrofuran; water / 3 h
4.1: caesium carbonate / N,N-dimethyl-formamide / 18.08 h
5.1: hydrogen / palladium 10% on activated carbon / ethanol / 18 h / 760.05 Torr
6.1: chloroform / 17 h / Heating / reflux
7.1: Resolution of racemate
8.1: hydrogenchloride / methanol
9.1: sodium hydroxide; water; ethylenediamine / methanol / pH 10
10.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 2 h / 50 °C
With
hydrogenchloride; sodium hydroxide; water; hydrogen; pyridinium hydrobromide perbromide; sodium hydride; ammonium chloride; benzotriazol-1-ol; caesium carbonate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; ethylenediamine; N-ethyl-N,N-diisopropylamine; zinc;
palladium 10% on activated carbon;
In
tetrahydrofuran; 1,4-dioxane; methanol; ethanol; chloroform; water; N,N-dimethyl-formamide;