反应详情

As described for example 9b, 5-[(5-methyl-3-phenyl-isoxazol-4-ylmethyl)-amino]-pyrazine-2-carboxylic acid methyl ester (650 mg, 2 mmol) was converted, using cyclopropylamine instead of isopropylamine, to the title compound (600 mg, 86%) which was obtained as a white solid. MS: m/e=394.3 [M+H]+.