105-54-4
丁酸乙酯
+
17356-08-0
aminothioamide
109-94-4
甲酸乙酯
→
~82%
34171-37-4
5-乙基-2-硫脲嘧啶
63857-18-1
methyl 2-formylbutanoate
62142-16-9
ethyl 2-(hydroxymethylidene)butanoate
107-31-3
甲酸甲酯
623-42-7
丁酸甲酯
124-41-4
甲醇钠
30150-54-0
4(3H)-Pyrimidinone, 5-ethyl-2-(methylthio)-