反应详情

5-Benzyloxy-2-[2-(4-hydroxymethyl-phenyl)-2-oxo-ethyl]-2H-pyridazin-3-one is prepared following preparation 15b from 5.20 g (25.7 mmol) 5-benzyloxy-2H-pyridazin-3-one (preparation 5c) and 7.70 g (28.6 mmol) 2-bromo-1-(4-hydroxymethyl-phenyl)-ethanone (preparation 15a) using DMSO as solvent.