4074-59-3
3,10-dimethylbenzo[g]pteridine-2,4-dione
→
~21%
2891-59-0
3-methyl-1H-benzo[g]pteridine-2,4-dione
+
63719-73-3
(E)-methyl 3-chloro-2-butenoate
2757-83-7
1-methyl-1,3-diazinane-2,4,5,6-tetrone
95-54-5
1,2-苯二胺