3-Chloro-6-ethyl-benzo[b]thiophene-2-carboxylic acid hydrazide

5-Methyl-isoxazole-4-carbonyl chloride

5-甲基-4-异噁唑甲酰氯

2-甲基-3-呋喃甲酰氯, 2-Methyl-furan-3-carbonyl chloride

2-(2-Chloro-benzyl)-3-oxo-butyric acid methylester

Methyl 2-acetyl-4-(2-methoxyethoxy)-3-oxobutyrate

3-(2-溴苯基)-3-氧代丙酸甲酯, 3-(2-Bromo-phenyl)-3-oxo-propionic acid methyl ester

3-(4-tert-Butylphenyl)-3-oxo-propionic acidmethyl ester

3-Biphenyl-3-yl-3-oxopropionic acid methyl ester

2-(Biphenyl-4-carbonyl)-3-oxo-butyric acid ethylester

3-(3-Bromophenyl)-3-oxo-propionic acid ethylester

3-(3-溴苯基)-3-氧-丙 酸 乙基酯

乙基(3-甲氧基苯甲酰基)醋酸盐, 3-(3-Methoxyphenyl)-3-oxo-propionic acid ethyl ester