反应详情

As described for example 1b) 9-bromo-2-methoxymethyl-6H-[1,2,4]triazolo[1,5-c]quinazolin-5-one (20.9 g, 67.6 mmol), instead of 9-chloro-2-cyclopropyl-6H-[1,2,4]triazolo[1,5-c]quinazolin-5-one, was converted to the title compound (19.1 g, 99%) which was obtained as an off-white solid. MS: m/e=282.7/284.7 [M+H]+.