Technology Process of (2-((4R,5R)-2,2-dimethyl-5-pentyl-1,3-dioxolan-4-yl)-4-methoxyphenyl)methanol
There total 9 articles about (2-((4R,5R)-2,2-dimethyl-5-pentyl-1,3-dioxolan-4-yl)-4-methoxyphenyl)methanol which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 9 steps
1.1: methanol; potassium carbonate / 3 h / Reflux
1.2: 5 h / 0 - 20 °C
2.1: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / 0 - 20 °C / Inert atmosphere
3.1: oxalyl dichloride; dimethyl sulfoxide / dichloromethane / 0.5 h / -78 °C
3.2: -78 °C
4.1: tetrahydrofuran / 2 h / -10 °C
5.1: tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride / dichloromethane / 21 h / Inert atmosphere; Reflux
6.1: AD-mix β; methanesulfonamide / water; tert-butyl alcohol / 24 h / 0 °C
7.1: toluene-4-sulfonic acid / dichloromethane / 12 h / 20 °C
8.1: palladium 10% on activated carbon; hydrogen / ethanol / 5 h
9.1: hydrogen / ethanol / 48 h / 20 °C
With
tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; methanol; lithium aluminium tetrahydride; oxalyl dichloride; methanesulfonamide; AD-mix β; palladium 10% on activated carbon; hydrogen; potassium carbonate; toluene-4-sulfonic acid; dimethyl sulfoxide;
In
tetrahydrofuran; ethanol; dichloromethane; water; tert-butyl alcohol;
4.1: Wittig reaction;
DOI:10.1016/j.tetlet.2012.05.012
- Guidance literature:
-
Multi-step reaction with 5 steps
1: tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride / dichloromethane / 21 h / Inert atmosphere; Reflux
2: AD-mix β; methanesulfonamide / water; tert-butyl alcohol / 24 h / 0 °C
3: toluene-4-sulfonic acid / dichloromethane / 12 h / 20 °C
4: palladium 10% on activated carbon; hydrogen / ethanol / 5 h
5: hydrogen / ethanol / 48 h / 20 °C
With
tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; methanesulfonamide; AD-mix β; palladium 10% on activated carbon; hydrogen; toluene-4-sulfonic acid;
In
ethanol; dichloromethane; water; tert-butyl alcohol;
DOI:10.1016/j.tetlet.2012.05.012