Ethyl 5-(2,3-difluorophenyl)-5-oxovalerate

ethyl 8-oxoundecanoate

Ethyl 4-oxo-4-(3-pyridyl)butyrate

Ethyl 4-(1-oxo-2-phenylethyl)benzoate

Ethyl 3-acetylbenzoate

3-乙酰基苯甲酸乙酯

ethyl 5-(3,4-dichlorophenyl)-5-oxovalerate

ethyl 6-(3-bromo-4-methylphenyl)-6-oxohexanoate

ethyl-8-methyl-7-oxononanoate

ethyl 5-(4-bromo-2-methylphenyl)-5-oxovalerate

ethyl 5-(3-iodophenyl)-5-oxovalerate

Ethyl 4-(3-nitrophenyl)-4-oxobutyrate