304441-08-5
→
~28%
5427-20-3
9-ethyl-3H-purine-6-thione
304441-05-2
446-86-6
硫唑嘌呤
5462-86-2
6-Chloro-9-ethylpurine
+
17356-08-0
aminothioamide
98140-03-5
6-氯-N4-乙基-4,5-嘧啶二胺