Technology Process of C20H22O4
There total 7 articles about C20H22O4 which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
3,3-dimethyldioxirane;
In
dichloromethane; acetone;
at -55 ℃;
for 48h;
optical yield given as %de;
stereoselective reaction;
DOI:10.1021/jo102382r
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: tetra-(n-butyl)ammonium iodide; sodium hydride / N,N-dimethyl-formamide; mineral oil / 20 °C / Inert atmosphere
2.1: diisobutylaluminium hydride / hexane; dichloromethane / 2 h / 0 °C
3.1: tetra-(n-butyl)ammonium iodide; sodium hydride / N,N-dimethyl-formamide; mineral oil / 20 °C / Inert atmosphere
4.1: water; 2,3-dicyano-5,6-dichloro-p-benzoquinone / dichloromethane; tert-butyl alcohol / 3 h / 0 - 20 °C / pH 7 / aq. phosphate buffer
5.1: sodium hydride / tetrahydrofuran; mineral oil / 0.75 h / 0 - 20 °C
5.2: 16 h / 20 °C
5.3: 0.25 h / Reflux
6.1: 3,3-dimethyldioxirane / dichloromethane; acetone / 48 h / -55 °C
With
water; 3,3-dimethyldioxirane; tetra-(n-butyl)ammonium iodide; sodium hydride; diisobutylaluminium hydride; 2,3-dicyano-5,6-dichloro-p-benzoquinone;
In
tetrahydrofuran; hexane; dichloromethane; N,N-dimethyl-formamide; acetone; mineral oil; tert-butyl alcohol;
5.1: Barton-McCombie deoxygenation / 5.2: Barton-McCombie deoxygenation / 5.3: Barton-McCombie deoxygenation;
DOI:10.1021/jo102382r
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: tetra-(n-butyl)ammonium iodide; sodium hydride / N,N-dimethyl-formamide; mineral oil / 20 °C / Inert atmosphere
2.1: diisobutylaluminium hydride / hexane; dichloromethane / 2 h / 0 °C
3.1: tetra-(n-butyl)ammonium iodide; sodium hydride / N,N-dimethyl-formamide; mineral oil / 20 °C / Inert atmosphere
4.1: water; 2,3-dicyano-5,6-dichloro-p-benzoquinone / dichloromethane; tert-butyl alcohol / 3 h / 0 - 20 °C / pH 7 / aq. phosphate buffer
5.1: sodium hydride / tetrahydrofuran; mineral oil / 0.75 h / 0 - 20 °C
5.2: 16 h / 20 °C
5.3: 0.25 h / Reflux
6.1: 3,3-dimethyldioxirane / dichloromethane; acetone / 48 h / -55 °C
With
water; 3,3-dimethyldioxirane; tetra-(n-butyl)ammonium iodide; sodium hydride; diisobutylaluminium hydride; 2,3-dicyano-5,6-dichloro-p-benzoquinone;
In
tetrahydrofuran; hexane; dichloromethane; N,N-dimethyl-formamide; acetone; mineral oil; tert-butyl alcohol;
5.1: Barton-McCombie deoxygenation / 5.2: Barton-McCombie deoxygenation / 5.3: Barton-McCombie deoxygenation;
DOI:10.1021/jo102382r