4430-77-7
吡啶并[2,3-d]吡嗪-5,8-二醇
→
~38%
703-33-3
5,8-二氯吡啶并[3,2-d]哒嗪
81214-61-1
7-acetyl-5-chloropyrido[2,3-d]pyridazin-8-one
81214-63-3
8-amino-6H-pyrido[2,3-d]pyridazin-5-one