4-methoxybenzenesulfonyl fluoride

2-甲氧基-9-占顿酮

2-甲氧基苯基苯醚

4-[4-(4-methoxyphenoxy)phenyl]-4-oxobut-2-enoic acid

ethyl 4-[4-(4-methoxyphenoxy)phenyl]-4-oxobut-2-enoate