871892-80-7
9-ethyl-4,5-dimethoxy-1,3,7-trimethyl-tetrahydro-purine-2,6,8-trione
+
10034-85-2
氢碘酸
→
6287-59-8
9-ethyl-1,3,7-trimethylpurine-2,6,8-trione
577-66-2
8-ethoxy-1,3,7-trimethylpurine-2,6-dione