115415-06-0
2-methylthio-3-(methoxycarbonyl)methylpyrimid-4-one
→
~63%
14383-43-8
(2,6-二氧代-3,6-二氢嘧啶-1(2H)-基)乙酸
40338-28-1
1-acetylpyrimidine-2,4-dione
133260-84-1
ethyl uracilylacetate