Technology Process of 2-[4-((R)-2,2,2-trifluoro-1-methyl-ethoxy)-phenyl]-2-aza-spiro[4.5]decane-1,8-dione
There total 10 articles about 2-[4-((R)-2,2,2-trifluoro-1-methyl-ethoxy)-phenyl]-2-aza-spiro[4.5]decane-1,8-dione which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
sodium hypochlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; sodium hydrogencarbonate; potassium bromide;
In
dichloromethane; water;
at 20 ℃;
for 3.66667h;
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: sodium hydride / N,N-dimethyl-formamide / 1.5 h / 0 °C
1.2: 13.5 h / 5 - 20 °C
1.3: 12 h / 20 °C
2.1: toluene / 0.17 h / 20 °C
2.2: 95 °C / Reflux
3.1: sodium hydrogencarbonate; sodium hypochlorite; potassium bromide; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical / dichloromethane; water / 3.67 h / 20 °C
With
sodium hypochlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; sodium hydride; sodium hydrogencarbonate; potassium bromide;
In
dichloromethane; water; N,N-dimethyl-formamide; toluene;
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: hydrogen / palladium 10% on activated carbon / methanol / 12 h / 20 °C
2.1: toluene / 0.17 h / 20 °C
2.2: 18.75 h / 95 °C / Reflux
3.1: sodium hydrogencarbonate; sodium hypochlorite; potassium bromide / 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical / dichloromethane; water / 3.5 h / 20 °C
With
sodium hypochlorite; hydrogen; sodium hydrogencarbonate; potassium bromide;
2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; palladium 10% on activated carbon;
In
methanol; dichloromethane; water; toluene;