Technology Process of 1-[3-acetyl-5-(pentafluorosulfanyl)phenyl]pyrrolidine-2,5-dione
There total 8 articles about 1-[3-acetyl-5-(pentafluorosulfanyl)phenyl]pyrrolidine-2,5-dione which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
polyphosphoric acid;
at 130 ℃;
Inert atmosphere;
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: nitric acid; sulfuric acid / 20 - 75 °C / Inert atmosphere
2.1: thionyl chloride / 10 h / Reflux; Inert atmosphere
3.1: N,N-diethyl-N-isopropylamine / dichloromethane / 1 h / 20 - 25 °C / Inert atmosphere
4.1: hydrogen / Raney nickel / methanol / 5 h / Inert atmosphere
5.1: triethylamine / dichloromethane / 20 - 25 °C / Inert atmosphere
6.1: lithium hexamethyldisilazane / tert-butyl methyl ether; tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere
6.2: 0 - 25 °C / Inert atmosphere
7.1: sulfuric acid / acetonitrile; water / 20 - 75 °C / Inert atmosphere
7.2: pH 7
8.1: polyphosphoric acid / 130 °C / Inert atmosphere
With
thionyl chloride; N,N-diethyl-N-isopropylamine; sulfuric acid; hydrogen; nitric acid; triethylamine; lithium hexamethyldisilazane;
Raney nickel;
In
tetrahydrofuran; methanol; dichloromethane; tert-butyl methyl ether; water; acetonitrile;
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: thionyl chloride / 10 h / Reflux; Inert atmosphere
2.1: N,N-diethyl-N-isopropylamine / dichloromethane / 1 h / 20 - 25 °C / Inert atmosphere
3.1: hydrogen / Raney nickel / methanol / 5 h / Inert atmosphere
4.1: triethylamine / dichloromethane / 20 - 25 °C / Inert atmosphere
5.1: lithium hexamethyldisilazane / tert-butyl methyl ether; tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere
5.2: 0 - 25 °C / Inert atmosphere
6.1: sulfuric acid / acetonitrile; water / 20 - 75 °C / Inert atmosphere
6.2: pH 7
7.1: polyphosphoric acid / 130 °C / Inert atmosphere
With
thionyl chloride; N,N-diethyl-N-isopropylamine; sulfuric acid; hydrogen; triethylamine; lithium hexamethyldisilazane;
Raney nickel;
In
tetrahydrofuran; methanol; dichloromethane; tert-butyl methyl ether; water; acetonitrile;