83-67-0
可可碱
→
~93%
63906-63-8
3,7-dimethyl-1-propylpurine-2,6-dione
2530-99-6
3,7-dimethyl-1-prop-2-enylpurine-2,6-dione
~85%
107-08-4
1-碘丙烷
19143-61-4
+
106-94-5
溴代正丙烷