反应详情

24.8 g (0.1 mol) of 4-chlorophenyl 1-(1, 2, 4-triazol-1-yl)-cyclopropyl ketone were refluxed for 4 hours with 10.4 g of hydroxylamine hydrochloride, 10.6 g of sodium acetate in 200 ml of ethanol and 100 ml of water, the solvent was removed in vacuo, and the crystal slurry obtained was triturated with water. 21.7 g (83%) of the title compound were obtained as colorless crystals of melting point 186°-218° C.

1. customthe solvent was removed in vacuo
2. customthe crystal slurry obtained
3. customwas triturated with water