ethyl 7-(4-biphenyl)-7-oxoheptanoate

Ethyl 3-oxocyclopentane-1-carboxylate

3-氧代环戊烷甲酸乙酯

ethyl 5-oxo-5-(3-pyridyl)valerate

Ethyl 2-(2-oxopropyl)benzoate

Ethyl 3-(2-oxo-2-phenylethyl)benzoate

ethyl 7-(3-bromo-4-methylphenyl)-7-oxoheptanoate

Ethyl 4-(3-bromo-5-methylphenyl)-4-oxobutyrate

ethyl 6-(4-bromo-2-methylphenyl)-6-oxohexanoate

Ethyl 9-methyl-8-oxodecanoate

ethyl 4-(4-iodophenyl)-4-oxobutyrate

ethyl 7-(3-nitrophenyl)-7-oxoheptanoate