Technology Process of (1R,2R,3S,3aR,8bS)-methyl 1,8b-dihydroxy-6-((2S,6R)-6-(hydroxymethyl)morpholin-2-yloxy)-8-methoxy-3a-(4-methoxyphenyl)-3-phenyl-2,3,3a,8b-tetrahydro-1H-benzo[b]cyclopenta[d]-furan-2-carboxylate
There total 17 articles about (1R,2R,3S,3aR,8bS)-methyl 1,8b-dihydroxy-6-((2S,6R)-6-(hydroxymethyl)morpholin-2-yloxy)-8-methoxy-3a-(4-methoxyphenyl)-3-phenyl-2,3,3a,8b-tetrahydro-1H-benzo[b]cyclopenta[d]-furan-2-carboxylate which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: triphenylphosphine / toluene / 0.17 h / 0 °C / Inert atmosphere; Molecular sieve
1.2: 6 h / 0 °C / Inert atmosphere
2.1: palladium 10% on activated carbon; hydrogen / methanol / 760.05 Torr / Inert atmosphere
3.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 1 h / 0 - 20 °C / Inert atmosphere
With
palladium 10% on activated carbon; tetrabutyl ammonium fluoride; hydrogen; triphenylphosphine;
In
tetrahydrofuran; methanol; toluene;
DOI:10.1021/jm3011542
- Guidance literature:
-
With
tetrabutyl ammonium fluoride;
In
tetrahydrofuran;
at 0 - 20 ℃;
for 1h;
Inert atmosphere;
DOI:10.1021/jm3011542
- Guidance literature:
-
Multi-step reaction with 9 steps
1.1: lithium hexamethyldisilazane / tetrahydrofuran / 2 h / -70 - -20 °C / Inert atmosphere
2.1: sulfuric acid; acetic acid / 20 h / 20 °C / Inert atmosphere
3.1: water; sodium hydroxide / ethanol / 1 h / 80 °C / Inert atmosphere
4.1: methanol; dichloromethane; acetonitrile / 10 h / 0 - 5 °C / Inert atmosphere; UV-irradiation
4.2: 1 h / 60 °C / Inert atmosphere
4.3: 48 h / Inert atmosphere
5.1: 5%-palladium/activated carbon; hydrogen / tetrahydrofuran / 18 h / 20 °C / Inert atmosphere
6.1: ChiralPak AD-H / ethanol / Inert atmosphere; Supercritical conditions; Resolution of racemate
7.1: triphenylphosphine / toluene / 0.17 h / 0 °C / Inert atmosphere; Molecular sieve
7.2: 6 h / 0 °C / Inert atmosphere
8.1: palladium 10% on activated carbon; hydrogen / methanol / 760.05 Torr / Inert atmosphere
9.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 1 h / 0 - 20 °C / Inert atmosphere
With
sulfuric acid; 5%-palladium/activated carbon; palladium 10% on activated carbon; tetrabutyl ammonium fluoride; water; hydrogen; acetic acid; triphenylphosphine; sodium hydroxide; lithium hexamethyldisilazane;
In
tetrahydrofuran; methanol; ethanol; dichloromethane; toluene; acetonitrile;
1.1: |Baker-Venkataraman Rearrangement;
DOI:10.1021/jm3011542