Technology Process of N-{[(3S,3aS)-7-(5-cyanopyridin-3-yl)-1-oxo-1,3,3a,4-tetrahydrobenzo[b]oxazolo[3,4-d][1,4]oxazin-3-yl]methyl}acetamide
There total 1 articles about N-{[(3S,3aS)-7-(5-cyanopyridin-3-yl)-1-oxo-1,3,3a,4-tetrahydrobenzo[b]oxazolo[3,4-d][1,4]oxazin-3-yl]methyl}acetamide which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
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Multi-step reaction with 12 steps
1.1: sodium hydride / tetrahydrofuran; mineral oil / 0 °C
1.2: 1 h / 20 °C
2.1: ammonium chloride; zinc / tetrahydrofuran / 20 °C
3.1: sodium hydrogencarbonate / tetrahydrofuran; water / 0 - 20 °C
4.1: tert.-butylhydroperoxide; titanium acetate; diethyl (2R,3R)-tartrate / dichloromethane; toluene / 20 h / -40 °C / Molecular sieve
5.1: 1H-imidazole; dmap / N,N-dimethyl-formamide / 3 h / 0 - 20 °C
6.1: n-butyllithium / tetrahydrofuran; hexane / -78 - 20 °C / Inert atmosphere
7.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 2 h / 0 °C
8.1: triethylamine / dichloromethane / 0 - 20 °C
9.1: ammonium hydroxide / isopropyl alcohol; acetonitrile / 24 h / Heating
10.1: triethylamine / dichloromethane / 0.5 h / 0 °C
11.1: dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; potassium acetate / dimethyl sulfoxide / 1 h / 80 °C
12.1: tetrakis(triphenylphosphine) palladium(0); caesium carbonate / 1,4-dioxane / 2 h / 80 °C
With
1H-imidazole; tert.-butylhydroperoxide; dmap; tetrakis(triphenylphosphine) palladium(0); n-butyllithium; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; titanium acetate; diethyl (2R,3R)-tartrate; tetrabutyl ammonium fluoride; potassium acetate; sodium hydride; sodium hydrogencarbonate; ammonium chloride; caesium carbonate; ammonium hydroxide; triethylamine; zinc;
In
tetrahydrofuran; 1,4-dioxane; hexane; dichloromethane; water; dimethyl sulfoxide; N,N-dimethyl-formamide; isopropyl alcohol; toluene; acetonitrile; mineral oil;
4.1: Sharpless epoxidation / 12.1: Suzuki coupling;
DOI:10.1021/jm200614t