Technology Process of methyl (2S,3S,4S)-3-(2-hydroxyethyl)-2-(hydroxymethyl)-4-(2-methoxyphenyl)pyrrolidine-1-carboxylate
There total 9 articles about methyl (2S,3S,4S)-3-(2-hydroxyethyl)-2-(hydroxymethyl)-4-(2-methoxyphenyl)pyrrolidine-1-carboxylate 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:
-
With
20% palladium hydroxide-activated charcoal; hydrogen;
In
methanol;
at 20 ℃;
for 1.5h;
under 760.051 Torr;
Inert atmosphere;
DOI:10.1002/ejoc.201402452
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: chloro-trimethyl-silane; lithium hexamethyldisilazane / tetrahydrofuran; diethyl ether / 2.75 h / -78 - -20 °C / Inert atmosphere
2.1: di-tert-butyl dicarbonate; pyridine / ethyl acetate / 3.5 h / 20 °C / Inert atmosphere
2.2: 1 h / Inert atmosphere
3.1: aluminum (III) chloride; lithium aluminium tetrahydride / tetrahydrofuran; diethyl ether / 21 h / 0 °C / Inert atmosphere
4.1: triethylamine / dichloromethane / 1 h / 0 °C / Inert atmosphere
5.1: hydrogenchloride / methanol / 8 h / 0 - 20 °C / Inert atmosphere
6.1: dichloro bis(acetonitrile) palladium(II) / tetrahydrofuran / 1.5 h / 0 °C / Inert atmosphere
7.1: ozone; sodium tetrahydroborate / dichloromethane; methanol / 1 h / -78 - 0 °C / Inert atmosphere
8.1: 20% palladium hydroxide-activated charcoal; hydrogen / methanol / 1.5 h / 20 °C / 760.05 Torr / Inert atmosphere
With
pyridine; hydrogenchloride; aluminum (III) chloride; dichloro bis(acetonitrile) palladium(II); sodium tetrahydroborate; lithium aluminium tetrahydride; chloro-trimethyl-silane; di-tert-butyl dicarbonate; 20% palladium hydroxide-activated charcoal; hydrogen; ozone; triethylamine; lithium hexamethyldisilazane;
In
tetrahydrofuran; methanol; diethyl ether; dichloromethane; ethyl acetate;
DOI:10.1002/ejoc.201402452
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: di-tert-butyl dicarbonate; pyridine / ethyl acetate / 3.5 h / 20 °C / Inert atmosphere
1.2: 1 h / Inert atmosphere
2.1: aluminum (III) chloride; lithium aluminium tetrahydride / tetrahydrofuran; diethyl ether / 21 h / 0 °C / Inert atmosphere
3.1: triethylamine / dichloromethane / 1 h / 0 °C / Inert atmosphere
4.1: hydrogenchloride / methanol / 8 h / 0 - 20 °C / Inert atmosphere
5.1: dichloro bis(acetonitrile) palladium(II) / tetrahydrofuran / 1.5 h / 0 °C / Inert atmosphere
6.1: ozone; sodium tetrahydroborate / dichloromethane; methanol / 1 h / -78 - 0 °C / Inert atmosphere
7.1: 20% palladium hydroxide-activated charcoal; hydrogen / methanol / 1.5 h / 20 °C / 760.05 Torr / Inert atmosphere
With
pyridine; hydrogenchloride; aluminum (III) chloride; dichloro bis(acetonitrile) palladium(II); sodium tetrahydroborate; lithium aluminium tetrahydride; di-tert-butyl dicarbonate; 20% palladium hydroxide-activated charcoal; hydrogen; ozone; triethylamine;
In
tetrahydrofuran; methanol; diethyl ether; dichloromethane; ethyl acetate;
DOI:10.1002/ejoc.201402452