Technology Process of 5-((3-bromo-2,6-dimethoxybenzamide)methyl)-5-hydroxy-1-ethyl-2-pyrrolidone
There total 13 articles about 5-((3-bromo-2,6-dimethoxybenzamide)methyl)-5-hydroxy-1-ethyl-2-pyrrolidone which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 6 steps
1: SOCl2, N,N-dimethylformamide / toluene / 1 h / 60 °C
2: 5.3 g / triethylamine / CH2Cl2 / Ambient temperature
3: 1.) lithium diisopropylamide / 1.) THF, hexane, -70 deg C, 1 h, 2.) -60 deg C, 1 h
4: 50 percent / 2 M H2SO4 / H2O / 80 °C
5: 1.) N-methylmorpholine, isobutyl chloroformate / 1.) CH2Cl2, -20 deg C - (-15 deg C), 15 min, 2.) -10 deg C -> 2 deg C, 30 min
6: 100 percent / ammonia / methanol / 0.17 h
With
4-methyl-morpholine; thionyl chloride; sulfuric acid; ammonia; triethylamine; N,N-dimethyl-formamide; lithium diisopropyl amide; isobutyl chloroformate;
In
methanol; dichloromethane; water; toluene;
DOI:10.3891/acta.chem.scand.43-0476
- Guidance literature:
-
Multi-step reaction with 5 steps
1: 5.3 g / triethylamine / CH2Cl2 / Ambient temperature
2: 1.) lithium diisopropylamide / 1.) THF, hexane, -70 deg C, 1 h, 2.) -60 deg C, 1 h
3: 50 percent / 2 M H2SO4 / H2O / 80 °C
4: 1.) N-methylmorpholine, isobutyl chloroformate / 1.) CH2Cl2, -20 deg C - (-15 deg C), 15 min, 2.) -10 deg C -> 2 deg C, 30 min
5: 100 percent / ammonia / methanol / 0.17 h
With
4-methyl-morpholine; sulfuric acid; ammonia; triethylamine; lithium diisopropyl amide; isobutyl chloroformate;
In
methanol; dichloromethane; water;
DOI:10.3891/acta.chem.scand.43-0476