138-60-3
4-氧代-1,4-二氢-2,6-吡啶二甲酸
→
638128-19-5
ditert-butyl 4-chloropyridine-2,6-dicarboxylate
71022-75-8
4-氯-2,6-吡啶二羰基二氯
+
75-65-0
叔丁醇
638128-20-8
ditert-butyl 4-azidopyridine-2,6-dicarboxylate
638128-21-9
ditert-butyl 4-aminopyridine-2,6-dicarboxylate