Technology Process of benzyl 2-(4-((pyridin-2-ylmethylamino)methyl)benzoyl)-pyrazolidine-1-carboxylate
There total 5 articles about benzyl 2-(4-((pyridin-2-ylmethylamino)methyl)benzoyl)-pyrazolidine-1-carboxylate which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
pyridine-2-carbaldehyde; benzyl 2-(4-(aminomethyl)benzoyl)pyrazolidine-1-carboxylate;
In
methanol;
at 50 ℃;
for 1.5h;
With
sodium tetrahydroborate;
In
methanol;
at 0 ℃;
for 1h;
With
water; sodium hydrogencarbonate;
In
methanol;
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 1 h / 0 °C
1.2: 18 h / 0 - 20 °C
2.1: trifluoroacetic acid / dichloromethane / 1.5 h / 20 °C
3.1: methanol / 1.5 h / 50 °C
3.2: 1 h / 0 °C
With
benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid;
In
methanol; dichloromethane; N,N-dimethyl-formamide;
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: sodium hydride / N,N-dimethyl-formamide / 1 h / 20 °C
1.2: 17 h / 20 °C
2.1: thionyl chloride / methanol / 16 h / 20 °C
3.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 1 h / 0 °C
3.2: 18 h / 0 - 20 °C
4.1: trifluoroacetic acid / dichloromethane / 1.5 h / 20 °C
5.1: methanol / 1.5 h / 50 °C
5.2: 1 h / 0 °C
With
thionyl chloride; sodium hydride; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid;
In
methanol; dichloromethane; N,N-dimethyl-formamide;