反应详情

Preparation according to Preparation 2 using 5-bromo-2-[(2S)-oxiran-2-ylmethoxy]benzaldehyde (8.3 g, 32 mmol), DCM (100 ml) and m-CPBA (77%, 10.9 g, 48.6 mmol). The mixture was heated at reflux for 3 h. Crude yield: 8.5 g. MS m/z (rel. intensity, 70 eV) 274 (M+, 10), 273 (M+, 9), 189 (98), 188 (bp), 57 (77).

1. customPreparation
2. temperatureThe mixture was heated
3. temperatureat reflux for 3 h