58-55-9
茶碱
+
107-08-4
1-碘丙烷
→
~78%
27760-74-3
1,3-dimethyl-7-propylpurine-2,6-dione
57533-87-6
3,7-dihydro-1,3-dimethyl-1H-purine-2,6-dione, potassium salt
55242-64-3
3-甲基-7-丙基黄嘌呤