Sodium Carbonate → tert-Butyl (3R,6S)-6-(2,3-difluorophenyl)-1-[2-(methylsulfinyl)ethyl]-2-oxoazepan-3-ylcarbamate

HRID 20138

Reaktionsgleichung

Reaktionsgleichung von HRID 20138
I([O-])(=O)(=O)=O.[Na+].[F:7][C:8]1[C:13]([F:14])=[CH:12][CH:11]=[CH:10][C:9]=1[C@H:15]1[CH2:21][N:20]([CH2:22][CH2:23][S:24][CH3:25])[C:19](=[O:26])[C@H:18]([NH:27][C:28](=[O:34])[O:29][C:30]([CH3:33])([CH3:32])[CH3:31])[CH2:17][CH2:16]1.C(=O)([O-])[O-:36].[Na+].[Na+]>CO.O>[F:7][C:8]1[C:13]([F:14])=[CH:12][CH:11]=[CH:10][C:9]=1[C@H:15]1[CH2:21][N:20]([CH2:22][CH2:23][S:24]([CH3:25])=[O:36])[C:19](=[O:26])[C@H:18]([NH:27][C:28](=[O:34])[O:29][C:30]([CH3:31])([CH3:33])[CH3:32])[CH2:17][CH2:16]1

Komponenten

6

Versuchsvorschrift

Sodium periodate (11.3 mg, 0.053 mmol) was added to a solution of tert-butyl (3R,6S)-6-(2,3-difluorophenyl)-1-[2-(methylthio)ethyl]-2-oxoazepan-3-ylcarbamate (22 mg, 0.053 mmol) in methanol (2 mL) and water (2 mL). After 30 min excess sodium periodate (22 mg, 0.11 mmol) was added. After 18 h, saturated aqueous sodium carbonate was added and the mixture was extracted with ethyl acetate. The organic layer was washed with saturated aqueous sodium carbonate (3×), saturated brine, dried over magnesium sulfate, filtered and concentrated to give the title compound. MS 431 (M+1).

Aufarbeitung

  1. extractionthe mixture was extracted with ethyl acetate
  2. washThe organic layer was washed with saturated aqueous sodium carbonate (3×), saturated brine
  3. dry with materialdried over magnesium sulfate
  4. filtrationfiltered
  5. concentrationconcentrated

Quellen und Nachweise

ORD-Eintrag
ord-64068b740a8e4ef08e86ab986e0e26f4
Quelldatensatz
uspto-grants-2010_06
Patentnummer
US07745427B2

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