Technology Process of (2S)-6-{(1E)-3-[(8R)-8-(3,5-difluorophenyl)-8-methyl-10-oxo-6,9-diazaspiro[4,5]dec-9-yl]prop-1-en-1-yl}-2'-oxo-1,1',2',3-tetrahydrospiro[indene-2,3'-pyrrolo[2,3-b]pyridine]-5-carbonitrile
There total 16 articles about (2S)-6-{(1E)-3-[(8R)-8-(3,5-difluorophenyl)-8-methyl-10-oxo-6,9-diazaspiro[4,5]dec-9-yl]prop-1-en-1-yl}-2'-oxo-1,1',2',3-tetrahydrospiro[indene-2,3'-pyrrolo[2,3-b]pyridine]-5-carbonitrile which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
N-Methyldicyclohexylamine;
bis(tri-tert-butylphosphine)palladium(0);
In
dimethyl amine;
at 20 - 120 ℃;
for 18h;
- Guidance literature:
-
Multi-step reaction with 12 steps
1: pyridinium hydrobromide perbromide / 1,4-dioxane / 1 h / 20 °C
2: water
3: ammonium chloride; zinc / tetrahydrofuran; water / 3 h
4: caesium carbonate / N,N-dimethyl-formamide / 18 h
5: hydrogen / palladium 10% on activated carbon / ethanol / 18 h / 760.05 Torr
6: chloroform / 17 h / Reflux
7: hydrogenchloride / methanol
8: ethylenediamine; sodium hydroxide / methanol / 0.5 h / pH 10
9: N-iodo-succinimide / tetrahydrofuran / 18 h / 20 °C
10: zinc / bis(tri-tert-butylphosphine)palladium(0) / N,N-dimethyl-formamide / 2 h / 20 - 80 °C
11: hydrogen bromide; sodium nitrite / copper(I) bromide / water / 1 h / 0 - 20 °C / Cooling
12: N-Methyldicyclohexylamine / bis(tri-tert-butylphosphine)palladium(0) / dimethyl amine / 18 h / 20 - 120 °C
With
hydrogenchloride; N-iodo-succinimide; N-Methyldicyclohexylamine; water; hydrogen bromide; hydrogen; pyridinium hydrobromide perbromide; ammonium chloride; caesium carbonate; ethylenediamine; sodium hydroxide; zinc; sodium nitrite;
bis(tri-tert-butylphosphine)palladium(0); palladium 10% on activated carbon; copper(I) bromide;
In
tetrahydrofuran; 1,4-dioxane; methanol; ethanol; chloroform; water; dimethyl amine; N,N-dimethyl-formamide;
- Guidance literature:
-
Multi-step reaction with 13 steps
1.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 1.42 h / 0 °C
1.2: 1.25 h / 10 °C
2.1: pyridinium hydrobromide perbromide / 1,4-dioxane / 1 h / 20 °C
3.1: water
4.1: ammonium chloride; zinc / tetrahydrofuran; water / 3 h
5.1: caesium carbonate / N,N-dimethyl-formamide / 18 h
6.1: hydrogen / palladium 10% on activated carbon / ethanol / 18 h / 760.05 Torr
7.1: chloroform / 17 h / Reflux
8.1: hydrogenchloride / methanol
9.1: ethylenediamine; sodium hydroxide / methanol / 0.5 h / pH 10
10.1: N-iodo-succinimide / tetrahydrofuran / 18 h / 20 °C
11.1: zinc / bis(tri-tert-butylphosphine)palladium(0) / N,N-dimethyl-formamide / 2 h / 20 - 80 °C
12.1: hydrogen bromide; sodium nitrite / copper(I) bromide / water / 1 h / 0 - 20 °C / Cooling
13.1: N-Methyldicyclohexylamine / bis(tri-tert-butylphosphine)palladium(0) / dimethyl amine / 18 h / 20 - 120 °C
With
hydrogenchloride; N-iodo-succinimide; N-Methyldicyclohexylamine; water; hydrogen bromide; hydrogen; pyridinium hydrobromide perbromide; sodium hydride; ammonium chloride; caesium carbonate; ethylenediamine; sodium hydroxide; zinc; sodium nitrite;
bis(tri-tert-butylphosphine)palladium(0); palladium 10% on activated carbon; copper(I) bromide;
In
tetrahydrofuran; 1,4-dioxane; methanol; ethanol; chloroform; water; dimethyl amine; N,N-dimethyl-formamide; mineral oil;