Technology Process of N-((2S,3R)-2-(2-chlorophenyl)-5-oxotetrahydrofuran-3-yl)-4-nitrobenzenesulfonamide
There total 4 articles about N-((2S,3R)-2-(2-chlorophenyl)-5-oxotetrahydrofuran-3-yl)-4-nitrobenzenesulfonamide which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
silica gel;
In
chloroform;
at 40 ℃;
for 0.166667h;
Inert atmosphere;
Molecular sieve;
DOI:10.1039/c4cc01944j
- Guidance literature:
-
Multi-step reaction with 3 steps
1: magnesium chloride / tert-butyl alcohol / 40 °C / Inert atmosphere
2: (3aR,3a'R,8aS,8a'S)-2,2'-(propane-2,2-diyl)bis(8,8a-dihydro-3aH-indeno[1,2-d]oxazole); copper(II) bis(trifluoromethanesulfonate) / chloroform / 30 h / 40 °C / Inert atmosphere; Molecular sieve
3: silica gel / chloroform / 0.17 h / 40 °C / Inert atmosphere; Molecular sieve
With
silica gel; copper(II) bis(trifluoromethanesulfonate); magnesium chloride; (3aR,3a'R,8aS,8a'S)-2,2'-(propane-2,2-diyl)bis(8,8a-dihydro-3aH-indeno[1,2-d]oxazole);
In
chloroform; tert-butyl alcohol;
DOI:10.1039/c4cc01944j
- Guidance literature:
-
Multi-step reaction with 4 steps
1: potassium tert-butylate / tetrahydrofuran / -78 - 20 °C / Inert atmosphere
2: magnesium chloride / tert-butyl alcohol / 40 °C / Inert atmosphere
3: (3aR,3a'R,8aS,8a'S)-2,2'-(propane-2,2-diyl)bis(8,8a-dihydro-3aH-indeno[1,2-d]oxazole); copper(II) bis(trifluoromethanesulfonate) / chloroform / 30 h / 40 °C / Inert atmosphere; Molecular sieve
4: silica gel / chloroform / 0.17 h / 40 °C / Inert atmosphere; Molecular sieve
With
potassium tert-butylate; silica gel; copper(II) bis(trifluoromethanesulfonate); magnesium chloride; (3aR,3a'R,8aS,8a'S)-2,2'-(propane-2,2-diyl)bis(8,8a-dihydro-3aH-indeno[1,2-d]oxazole);
In
tetrahydrofuran; chloroform; tert-butyl alcohol;
DOI:10.1039/c4cc01944j