N-{2-[4-(4-fluorobenzoyl)piperidino]ethyl}-4-hydroxymethyl-N-(2-methoxyphenyl)benzene sulfonamide → N-{2-[4-(4-Fluorobenzoyl)piperidino]ethyl}-4-formyl-N-(2-methoxyphenyl)benzenesulfonamide

HRID 2471

Reaktionsgleichung

Reaktionsgleichung von HRID 2471
[F:1][C:2]1[CH:37]=[CH:36][C:5]([C:6]([CH:8]2[CH2:13][CH2:12][N:11]([CH2:14][CH2:15][N:16]([C:28]3[CH:33]=[CH:32][CH:31]=[CH:30][C:29]=3[O:34][CH3:35])[S:17]([C:20]3[CH:25]=[CH:24][C:23]([CH2:26][OH:27])=[CH:22][CH:21]=3)(=[O:19])=[O:18])[CH2:10][CH2:9]2)=[O:7])=[CH:4][CH:3]=1>C(Cl)Cl.[O-2].[O-2].[Mn+4]>[F:1][C:2]1[CH:3]=[CH:4][C:5]([C:6]([CH:8]2[CH2:9][CH2:10][N:11]([CH2:14][CH2:15][N:16]([C:28]3[CH:33]=[CH:32][CH:31]=[CH:30][C:29]=3[O:34][CH3:35])[S:17]([C:20]3[CH:25]=[CH:24][C:23]([CH:26]=[O:27])=[CH:22][CH:21]=3)(=[O:19])=[O:18])[CH2:12][CH2:13]2)=[O:7])=[CH:36][CH:37]=1

Komponenten

4

Versuchsvorschrift

Activated manganese dioxide (870 mg, 10.0 mmol) was suspended in methylene chloride (10 ml), and N-{2-[4-(4-fluorobenzoyl)piperidino]ethyl}-4-hydroxymethyl-N-(2-methoxyphenyl)benzene sulfonamide (259 mg, 0.492 mmol) dissolved in methylene chloride (3 ml) was added to the suspension. After 30 minutes of stirring at room temperature, the reaction mixture was filtered through silica gel (1 g) which was further subjected to elution with ethyl acetate. Thereafter, the filtrate and eluate were combined, and the solvent was removed by evaporation to obtain 211 mg (81.7%) of the title compound in a colorless amorphous form.

Aufarbeitung

  1. additionwas added to the suspension
  2. filtrationthe reaction mixture was filtered through silica gel (1 g) which
  3. washwas further subjected to elution with ethyl acetate
  4. customthe solvent was removed by evaporation

Quellen und Nachweise

ORD-Eintrag
ord-6642989d69874a4bb62b90deed971d65
Quelldatensatz
uspto-grants-1998_03
Patentnummer
US05728835

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