反应详情

A solution of 5-fluoroindanone (10 g), hydroxylamine hydrochloride (9 g), potassium carbonate (23 g) and water (3.5 ml) in 96% ethanol (40 ml) was heated to reflux, cooled to ca 45 and additional hydroxylamine hydrochloride (4.5 g) and potassium carbonate (11.5 g) were added and refluxed for an additional 30 min. At this time the mixture was poured into cold water (300 ml) and stirred in an ice bath for one hour; 5-fluoroindanone oxime (9.8 g) was isolated by filtration.

1. temperatureto reflux
2. additionwere added
3. temperaturerefluxed for an additional 30 min