1-Phenyl-4-piperidinone → 1-Phenyl-piperidin-4-one oxime

참여 물질

반응 단계

A mixture of 1-phenyl-piperidin-4-one (180 mg, 1.03 mmol) and hydroxylamine hydrochloride (142 mg, 2.06 mmol) in methanol (10 mL) was heated at reflux for 6 h. The solvent was evaporated and the residue diluted with water. The mixture was extracted with ethyl acetate then the organic phase was washed with water, brine, dried over anhydrous sodium sulfate and concentrated to afford 1-phenyl-piperidin-4-one oxime (0.18 g, 92%) as a liquid.

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