反应详情

7-bromo-1-(2,5-difluorobenzyl)-1,2,3,4-tetrahydropyrazino[2,3-b]pyrazine was prepared as described in Example 1, from 2-amino-3,5-dibromopyrazine as described in Example 1 by replacing 2-chloro-3,6-difluorobenzylamine in step 1 with 2,5-difluorobenzylamine.