571164-91-5
2-chloro-6-methyl-9-(tetrahydropyran-2-yl)purine
→
~78%
1681-19-2
2-氯-6-甲基-9H-嘌呤
63211-98-3
2-氯-6-甲基嘧啶-4,5-二胺
20419-68-5
2,6-二氯-9-(四氢-2H-吡喃-2-基)-9h-嘌呤