m-Chloroperbenzoic acid → 5-Bromo-3-fluoro-2-[(2R)-oxiran-2-ylmethoxy]phenyl acetate
Reaktionsgleichung
[Br:1][C:2]1[CH:3]=[C:4]([F:16])[C:5]([O:11][CH2:12][C@H:13]2[CH2:15][O:14]2)=[C:6](CC=O)[CH:7]=1.C1C=C(Cl)C=[C:19]([C:24]([O:26]O)=[O:25])C=1>C(Cl)(Cl)Cl>[C:24]([O:26][C:6]1[CH:7]=[C:2]([Br:1])[CH:3]=[C:4]([F:16])[C:5]=1[O:11][CH2:12][C@H:13]1[CH2:15][O:14]1)(=[O:25])[CH3:19]Komponenten
4
Edukt 2
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
Preparation according to Preparation 7 using 1-(5-bromo-3-fluoro-2-[(2R)-oxiran-2-ylmethoxyphenyl)ethanone (19.5 g, 67 mmol), CHCl3 and m-CPBA (77%, 60.5 g, 27 mmol). The mixture was heated at reflux for 24 h. The crude product was further used (Preparation 25). MS m/z (rel. intensity, 70 eV) 306 (M+, 4), 304 (M+, 4) 262 (bp), 69 (69), 57 (99).
Aufarbeitung
- customPreparation
- temperatureThe mixture was heated
- temperatureat reflux for 24 h
- custom(Preparation 25)
Quellen und Nachweise
- ORD-Eintrag
- ord-667f8a43232045bcba8934513a35705c
- Quelldatensatz
- uspto-grants-2013_09
- Patentnummer
- US08524766B2
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