40834-42-2
4-甲基-5-羟基呋喃-2-酮
→
~80%
54709-94-3
3-羟基-5-甲基哒嗪
83297-15-8
5-(1,2-diaza-1-t-butyl-4-methylbutadien-4-ylidene)-2,2-dimethyl-1,3-dioxan-4,6-dione
~74%
1173165-21-3
~67%
78920-13-5
2-ethoxy-3-methyl-2H-furan-5-one
~60%
83803-81-0
乙基 4,4-二甲氧基-3-甲基-2-丁烯酸酯
~27%
342402-51-1
4-methyl-6-oxo-1H-pyridazine-5-carboxylic acid
89466-36-4
3-chloro-6-methoxy-4-methylpyridazine
1703-07-7
6-氯-5-甲基哒嗪-3-酮
19064-64-3
3,6-二氯-4-甲基哒嗪
78920-07-7
γ-morpholinobutenolide