Technology Process of 3-Piperidinecarboxylic acid,
1-[4-[[4-chloro-2-[(S)-hydroxy(2-methoxyphenyl)methyl]-6-methoxyphenyl
](2,2-dimethylpropyl)amino]-1,4-dioxobutyl]-, (3R)-
There total 10 articles about 3-Piperidinecarboxylic acid,
1-[4-[[4-chloro-2-[(S)-hydroxy(2-methoxyphenyl)methyl]-6-methoxyphenyl
](2,2-dimethylpropyl)amino]-1,4-dioxobutyl]-, (3R)- which
guide to synthetic route it.
The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:
synthetic route:
- Guidance literature:
-
ethyl (3R)-1-(4-[(4-chloro-2-[(S)-hydroxy(2-methoxyphenyl)methyl]-6-methoxyphenyl)(2,2-dimethylpropyl)amino]-4-oxobutanoyl)piperidine-3-carboxylate;
With
water; potassium carbonate;
In
methanol;
at 60 ℃;
for 2.5h;
With
citric acid;
In
water; ethyl acetate;
DOI:10.1016/j.bmc.2011.07.007
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: sodium bis(2-methoxyethoxy)aluminium dihydride / tetrahydrofuran; toluene / 4 h / 0 - 50 °C
1.2: 0.08 h
2.1: Chiralcel OD column / hexane; isopropyl alcohol / 20 °C / Resolution of racemate; HPLC conditions
3.1: sodium hydrogencarbonate / dichloromethane / 1 h / 20 °C / Cooling with ice
4.1: water; potassium carbonate / methanol / 2.5 h / 60 °C
5.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 2.5 h / 20 °C
6.1: water; potassium carbonate / methanol / 2.5 h / 60 °C
With
water; sodium hydrogencarbonate; potassium carbonate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; sodium bis(2-methoxyethoxy)aluminium dihydride;
In
tetrahydrofuran; methanol; hexane; dichloromethane; isopropyl alcohol; toluene;
DOI:10.1016/j.bmc.2011.07.007
- Guidance literature:
-
Multi-step reaction with 5 steps
1: Chiralcel OD column / hexane; isopropyl alcohol / 20 °C / Resolution of racemate; HPLC conditions
2: sodium hydrogencarbonate / dichloromethane / 1 h / 20 °C / Cooling with ice
3: water; potassium carbonate / methanol / 2.5 h / 60 °C
4: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 2.5 h / 20 °C
5: water; potassium carbonate / methanol / 2.5 h / 60 °C
With
water; sodium hydrogencarbonate; potassium carbonate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride;
In
methanol; hexane; dichloromethane; isopropyl alcohol;
DOI:10.1016/j.bmc.2011.07.007