Technology Process of methyl (2R,3S)-N-(tert-butoxycarbonyl)-β-phenylprolinate
There total 6 articles about methyl (2R,3S)-N-(tert-butoxycarbonyl)-β-phenylprolinate which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: tetramethyl ammoniumhydroxide / acetonitrile / 72 h / 20 °C
2.1: caesium carbonate / methanol / 0.5 h / 20 °C
2.2: 96 h / 20 °C
3.1: Chiralpak IC column / hexane; chloroform; isopropyl alcohol / Resolution of racemate
With
tetramethyl ammoniumhydroxide; caesium carbonate;
In
methanol; hexane; chloroform; isopropyl alcohol; acetonitrile;
DOI:10.1002/chir.22101
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: sodium ethanolate / ethanol / 10 °C / Inert atmosphere
2.1: triethylsilane; trifluoroacetic acid / chloroform / 4.17 h / 20 °C
3.1: acetic acid; hydrogenchloride / water / 12 h / Reflux
4.1: tetramethyl ammoniumhydroxide / acetonitrile / 72 h / 20 °C
5.1: caesium carbonate / methanol / 0.5 h / 20 °C
5.2: 96 h / 20 °C
6.1: Chiralpak IC column / hexane; chloroform; isopropyl alcohol / Resolution of racemate
With
hydrogenchloride; triethylsilane; tetramethyl ammoniumhydroxide; sodium ethanolate; caesium carbonate; acetic acid; trifluoroacetic acid;
In
methanol; ethanol; hexane; chloroform; water; isopropyl alcohol; acetonitrile;
DOI:10.1002/chir.22101
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: triethylsilane; trifluoroacetic acid / chloroform / 4.17 h / 20 °C
2.1: acetic acid; hydrogenchloride / water / 12 h / Reflux
3.1: tetramethyl ammoniumhydroxide / acetonitrile / 72 h / 20 °C
4.1: caesium carbonate / methanol / 0.5 h / 20 °C
4.2: 96 h / 20 °C
5.1: Chiralpak IC column / hexane; chloroform; isopropyl alcohol / Resolution of racemate
With
hydrogenchloride; triethylsilane; tetramethyl ammoniumhydroxide; caesium carbonate; acetic acid; trifluoroacetic acid;
In
methanol; hexane; chloroform; water; isopropyl alcohol; acetonitrile;
DOI:10.1002/chir.22101