Chlorosuccinimide → 3-Chloro-4-(2,4-difluorobenzyloxy)-1-(3-fluorobenzyl)-1H-pyridin-2-one

HRID 1866924Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1866924
[F:1][C:2]1[CH:24]=[C:23]([F:25])[CH:22]=[CH:21][C:3]=1[CH2:4][O:5][C:6]1[CH:11]=[CH:10][N:9]([CH2:12][C:13]2[CH:18]=[CH:17][CH:16]=[C:15]([F:19])[CH:14]=2)[C:8](=[O:20])[CH:7]=1.[Cl:26]N1C(=O)CCC1=O>CC(O)=O>[Cl:26][C:7]1[C:8](=[O:20])[N:9]([CH2:12][C:13]2[CH:18]=[CH:17][CH:16]=[C:15]([F:19])[CH:14]=2)[CH:10]=[CH:11][C:6]=1[O:5][CH2:4][C:3]1[CH:21]=[CH:22][C:23]([F:25])=[CH:24][C:2]=1[F:1]

Komponenten

4

Versuchsvorschrift

To a solution of 4-(2,4-difluorobenzyloxy)-1-(3-fluorobenzyl)-1H-pyridin-2-one (0.15 g, 0.4 mmol) in AcOH (3 mL) was added N-chlorosuccinimide (70 mg, 0.5 mmol), and the reaction mixture was heated at reflux for 10 min. The reaction mixture was cooled room temperature and the solvent was removed under reduced pressure. 1H NMR (300, MHz, CDCl3) δ 7.60-7.50 (m, 1H), 7.45-7.20 (m, 2H), 7.10-6.80 (m, 5H), 6.16 (d, J=8 Hz, 1H), 5.21 (s, 2H), 5.15 (s, 2H). ESHRMS m/z 380.0641 (M+H C19H14ClF3NO2 requires 480.0660).

Aufarbeitung

  1. temperaturethe reaction mixture was heated
  2. temperatureat reflux for 10 min
  3. customthe solvent was removed under reduced pressure

Quellen und Nachweise

ORD-Eintrag
ord-27929818ee9645c5bba1cec7554a8947
Quelldatensatz
uspto-grants-2009_12
Patentnummer
US07629363B2

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