Technology Process of 5-((2R,4S)-4-cyano-2-(3-fluorophenyl)pyrrolidin-1-yl)-N,N-bis(4-methoxybenzyl)pyrazolo[1,5-a]pyridine-3-carboxamide
There total 6 articles about 5-((2R,4S)-4-cyano-2-(3-fluorophenyl)pyrrolidin-1-yl)-N,N-bis(4-methoxybenzyl)pyrazolo[1,5-a]pyridine-3-carboxamide which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: potassium hydroxide; water / ethanol / 3 h / Reflux
1.2: 20 °C / pH 6
2.1: N,N-diethyl-N-isopropylamine; HATU / N,N-dimethyl-formamide / 0.5 h / 20 °C
2.2: 12 h / 20 °C
3.1: caesium carbonate / palladium diacetate; ruphos / tert-butyl alcohol / 120 °C / Inert atmosphere
4.1: triethylamine / dichloromethane / 2 h / 20 °C
5.1: dimethyl sulfoxide / 3 h / 90 °C
With
N,N-diethyl-N-isopropylamine; water; caesium carbonate; triethylamine; HATU; potassium hydroxide;
palladium diacetate; ruphos;
In
ethanol; dichloromethane; dimethyl sulfoxide; N,N-dimethyl-formamide; tert-butyl alcohol;
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: N,N-diethyl-N-isopropylamine; HATU / N,N-dimethyl-formamide / 0.5 h / 20 °C
1.2: 12 h / 20 °C
2.1: caesium carbonate / palladium diacetate; ruphos / tert-butyl alcohol / 120 °C / Inert atmosphere
3.1: triethylamine / dichloromethane / 2 h / 20 °C
4.1: dimethyl sulfoxide / 3 h / 90 °C
With
N,N-diethyl-N-isopropylamine; caesium carbonate; triethylamine; HATU;
palladium diacetate; ruphos;
In
dichloromethane; dimethyl sulfoxide; N,N-dimethyl-formamide; tert-butyl alcohol;
- Guidance literature:
-
Multi-step reaction with 3 steps
1: caesium carbonate / palladium diacetate; ruphos / tert-butyl alcohol / 120 °C / Inert atmosphere
2: triethylamine / dichloromethane / 2 h / 20 °C
3: dimethyl sulfoxide / 3 h / 90 °C
With
caesium carbonate; triethylamine;
palladium diacetate; ruphos;
In
dichloromethane; dimethyl sulfoxide; tert-butyl alcohol;