155006-66-9
→
~98%
155006-67-0
7-(2,2-dimethylpropyl)-1-methyl-3H-purine-2,6-dione
630-17-1
1-溴-2,2-二甲基丙烷
63908-22-5
3-benzyl-1-methyl-7H-purine-2,6-dione