173038-83-0
+
10034-85-2
氢碘酸
→
7464-93-9
1,3,9-三甲基尿酸
138524-01-3
60-29-7
乙醚
944-73-0
1,3-二甲基尿酸
74-88-4
甲基碘
77-78-1
硫酸二甲酯
854824-36-5
7-acetyl-1,3,9-trimethyl-uric acid
80-48-8
对甲苯磺酸甲酯
519-32-4
1,3,9-四甲基黄嘌呤
13992-53-5
1,3-dimethyl-6-(methylamino)-5-nitropyrimidine-2,4-dione
6972-27-6
6-氯-1,3-二甲基脲嘧啶
769-42-6
1,3-二甲基巴比妥酸
1203-25-4
6-chloro-1,3-dimethyl-5-nitropyrimidine-2,4-dione
61541-46-6
5-amino-1,3-dimethyl-6-(methylamino)pyrimidine-2,4-dione
530-62-1
N,N'-羰基二咪唑