Technology Process of ((4S,5S)-5-(4-(benzyloxy)phenyl)-2,2-dimethyl-1,3-dioxolan-4-yl)methanol
There total 6 articles about ((4S,5S)-5-(4-(benzyloxy)phenyl)-2,2-dimethyl-1,3-dioxolan-4-yl)methanol which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
(4R,5S)-ethyl 5-(4-(benzyloxy)phenyl)-2,2-dimethyl-1,3-dioxolane-4-carboxylate;
With
lithium aluminium tetrahydride;
In
tetrahydrofuran;
at 0 - 20 ℃;
for 3.33333h;
Inert atmosphere;
With
water; sodium hydroxide;
In
tetrahydrofuran;
at 0 - 20 ℃;
for 2h;
Inert atmosphere;
DOI:10.1016/j.tetlet.2011.09.043
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: toluene / 4 h / Inert atmosphere; Reflux
2.1: AD-mix-α; methanesulfonamide; water / tert-butyl alcohol / 24 h / 0 °C / Inert atmosphere
3.1: toluene-4-sulfonic acid / dichloromethane / 12 h / 20 °C / Inert atmosphere
4.1: lithium aluminium tetrahydride / tetrahydrofuran / 3.33 h / 0 - 20 °C / Inert atmosphere
4.2: 2 h / 0 - 20 °C / Inert atmosphere
With
lithium aluminium tetrahydride; methanesulfonamide; AD-mix-α; water; toluene-4-sulfonic acid;
In
tetrahydrofuran; dichloromethane; toluene; tert-butyl alcohol;
1.1: Wittig reaction / 2.1: Sharpless dihydroxylation;
DOI:10.1016/j.tetlet.2011.09.043
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: potassium carbonate / N,N-dimethyl-formamide / 12 h / 0 - 60 °C / Inert atmosphere
2.1: toluene / 4 h / Inert atmosphere; Reflux
3.1: AD-mix-α; methanesulfonamide; water / tert-butyl alcohol / 24 h / 0 °C / Inert atmosphere
4.1: toluene-4-sulfonic acid / dichloromethane / 12 h / 20 °C / Inert atmosphere
5.1: lithium aluminium tetrahydride / tetrahydrofuran / 3.33 h / 0 - 20 °C / Inert atmosphere
5.2: 2 h / 0 - 20 °C / Inert atmosphere
With
lithium aluminium tetrahydride; methanesulfonamide; AD-mix-α; water; potassium carbonate; toluene-4-sulfonic acid;
In
tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide; toluene; tert-butyl alcohol;
2.1: Wittig reaction / 3.1: Sharpless dihydroxylation;
DOI:10.1016/j.tetlet.2011.09.043