Technology Process of 2-(2-methyl-4-p-tolyl-5,6,7,8-tetrahydropyridino[1,2-b]imidazo[4,5-b]pyridin-3-yl)pentanoic acid
There total 8 articles about 2-(2-methyl-4-p-tolyl-5,6,7,8-tetrahydropyridino[1,2-b]imidazo[4,5-b]pyridin-3-yl)pentanoic acid 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 2-(2-methyl-4-p-tolyl-5,6,7,8-tetrahydropyridino[1,2-b]imidazo[4,5-b]pyridin-3-yl)pentanoate;
With
methanol; ethanol; sodium hydroxide;
at 60 ℃;
for 18h;
With
hydrogenchloride;
In
water;
pH=2;
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: methanol / 192 h / 20 °C
2.1: potassium hydrogencarbonate / acetonitrile / 27 h / Reflux
3.1: sodium ethanolate / ethanol / 0.5 h / Inert atmosphere; Reflux
4.1: chloro-trimethyl-silane / N,N-dimethyl-formamide / 72 h / 100 °C / Inert atmosphere; Sealed tube
5.1: sodium hydroxide; ethanol; methanol / 18 h / 60 °C
5.2: pH 2
With
methanol; chloro-trimethyl-silane; ethanol; sodium ethanolate; potassium hydrogencarbonate; sodium hydroxide;
In
methanol; ethanol; N,N-dimethyl-formamide; acetonitrile;
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: lithium diisopropyl amide; N,N,N,N,N,N-hexamethylphosphoric triamide / tetrahydrofuran / 1.5 h / -78 °C
1.2: 4 h / -78 - 20 °C
2.1: boron tribromide / dichloromethane; hexane / 2 h / -78 - 20 °C / Inert atmosphere
3.1: chloro-trimethyl-silane / N,N-dimethyl-formamide / 72 h / 100 °C / Inert atmosphere; Sealed tube
4.1: sodium hydroxide; ethanol; methanol / 18 h / 60 °C
4.2: pH 2
With
methanol; N,N,N,N,N,N-hexamethylphosphoric triamide; chloro-trimethyl-silane; ethanol; boron tribromide; sodium hydroxide; lithium diisopropyl amide;
In
tetrahydrofuran; hexane; dichloromethane; N,N-dimethyl-formamide;