Technology Process of tert-butyl ((7R,8S)-3-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)-7-(2,4,5-trifluorophenyl)-6,7,8,9-tetrahydrobenzo[4,5]imidazo[1,2-a]pyridin-8-yl)carbamate
There total 10 articles about tert-butyl ((7R,8S)-3-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)-7-(2,4,5-trifluorophenyl)-6,7,8,9-tetrahydrobenzo[4,5]imidazo[1,2-a]pyridin-8-yl)carbamate which
guide to synthetic route it.
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synthetic route:
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1610458-30-4
tert-butyl ((7R,8S)-3-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)-7-(2,4,5-trifluorophenyl)-6,7,8,9-tetrahydrobenzo[4,5]imidazo[1,2-a]pyridin-8-yl)carbamate
- Guidance literature:
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In
tetrahydrofuran;
Reflux;
Inert atmosphere;
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1610458-30-4
tert-butyl ((7R,8S)-3-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)-7-(2,4,5-trifluorophenyl)-6,7,8,9-tetrahydrobenzo[4,5]imidazo[1,2-a]pyridin-8-yl)carbamate
- Guidance literature:
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Multi-step reaction with 8 steps
1: N-Bromosuccinimide; sodium acetate / water; tetrahydrofuran / 0.5 h / 0 °C
2: 2-methyl-propan-1-ol / 5 h / -10 - 0 °C / Reflux
3: zinc; ammonium chloride; acetic acid / water; tetrahydrofuran / 2 h / 50 °C
4: benzotriazol-1-ol; N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / N,N-dimethyl-formamide / 20 °C
5: hydrogenchloride / water / 24 h / 100 °C / pH 12
6: triethylamine / dichloromethane / 2 h / 20 °C
7: potassium carbonate; hydroxylamine hydrochloride / methanol / 3 h / Reflux
8: tetrahydrofuran / Reflux; Inert atmosphere
With
hydrogenchloride; N-Bromosuccinimide; hydroxylamine hydrochloride; sodium acetate; potassium carbonate; ammonium chloride; benzotriazol-1-ol; acetic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; zinc;
In
tetrahydrofuran; methanol; dichloromethane; 2-methyl-propan-1-ol; water; N,N-dimethyl-formamide;
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1610458-30-4
tert-butyl ((7R,8S)-3-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)-7-(2,4,5-trifluorophenyl)-6,7,8,9-tetrahydrobenzo[4,5]imidazo[1,2-a]pyridin-8-yl)carbamate
- Guidance literature:
-
Multi-step reaction with 7 steps
1: 2-methyl-propan-1-ol / 5 h / -10 - 0 °C / Reflux
2: zinc; ammonium chloride; acetic acid / water; tetrahydrofuran / 2 h / 50 °C
3: benzotriazol-1-ol; N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / N,N-dimethyl-formamide / 20 °C
4: hydrogenchloride / water / 24 h / 100 °C / pH 12
5: triethylamine / dichloromethane / 2 h / 20 °C
6: potassium carbonate; hydroxylamine hydrochloride / methanol / 3 h / Reflux
7: tetrahydrofuran / Reflux; Inert atmosphere
With
hydrogenchloride; hydroxylamine hydrochloride; potassium carbonate; ammonium chloride; benzotriazol-1-ol; acetic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; zinc;
In
tetrahydrofuran; methanol; dichloromethane; 2-methyl-propan-1-ol; water; N,N-dimethyl-formamide;