反应详情

N-(2-ethoxypyridin-4-yl)-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidin-2-amine (186) was prepared in accord with the procedures described in steps 1 to 4 of example 25 except in step 1, 1-methyl-1H-pyrazol-5-amine was replaced with 2-ethoxypyridin-4-amine.