Technology Process of C21H18N2O5
There total 7 articles about C21H18N2O5 which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
C29H26N2O6;
With
water; lithium hydroxide;
In
tetrahydrofuran;
at 20 - 25 ℃;
for 20h;
With
hydrogenchloride;
In
tetrahydrofuran; water;
at 20 - 25 ℃;
for 31h;
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: sodium hydroxide / methanol; water / Reflux
2.1: hydroxylamine hydrochloride; sodium acetate / ethanol; water / 60 °C
3.1: potassium carbonate / dimethyl sulfoxide / 1 h / 20 - 25 °C
4.1: sulfur trioxide pyridine complex; dimethyl sulfoxide; triethylamine / dichloromethane / 3 h / 0 °C
5.1: sodium chlorite; potassium dihydrogenphosphate; 2-methyl-but-2-ene / water; acetonitrile / 0.75 h / 0 °C
6.1: 1,1'-carbonyldiimidazole / N,N-dimethyl acetamide / 4 h / 20 - 25 °C
6.2: 17 h / 20 - 25 °C
7.1: water; lithium hydroxide / tetrahydrofuran / 20 h / 20 - 25 °C
7.2: 31 h / 20 - 25 °C
With
sodium chlorite; potassium dihydrogenphosphate; 2-methyl-but-2-ene; hydroxylamine hydrochloride; water; sodium acetate; sulfur trioxide pyridine complex; potassium carbonate; dimethyl sulfoxide; triethylamine; 1,1'-carbonyldiimidazole; sodium hydroxide; lithium hydroxide;
In
tetrahydrofuran; methanol; ethanol; dichloromethane; N,N-dimethyl acetamide; water; dimethyl sulfoxide; acetonitrile;
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: sulfur trioxide pyridine complex; dimethyl sulfoxide; triethylamine / dichloromethane / 3 h / 0 °C
2.1: sodium chlorite; potassium dihydrogenphosphate; 2-methyl-but-2-ene / water; acetonitrile / 0.75 h / 0 °C
3.1: 1,1'-carbonyldiimidazole / N,N-dimethyl acetamide / 4 h / 20 - 25 °C
3.2: 17 h / 20 - 25 °C
4.1: water; lithium hydroxide / tetrahydrofuran / 20 h / 20 - 25 °C
4.2: 31 h / 20 - 25 °C
With
sodium chlorite; potassium dihydrogenphosphate; 2-methyl-but-2-ene; water; sulfur trioxide pyridine complex; dimethyl sulfoxide; triethylamine; 1,1'-carbonyldiimidazole; lithium hydroxide;
In
tetrahydrofuran; dichloromethane; N,N-dimethyl acetamide; water; acetonitrile;