4-(Boc-amino)-1-butanol

4-(Boc-氨基)-1-丁醇

4-(Methylsulfanyl)thiophenol

4-(甲硫基)苯硫醇

4-Acetoxybenzaldehyde

4-乙酰氧基苯甲醛

4-Aminocarbonylphenylboronic acid

4-氨基甲酰基苯硼酸

4-Bromo-2-methyl-6-nitroaniline

4-溴-2-甲基-6-硝基苯胺

4-Bromoindole

4-溴吲哚

4-Chloropyridine N-oxide

4-氯吡啶 N-氧化物

4-Fluoro-2-methoxyphenol

4-氟-2-甲氧基苯酚

4-Hydroxyphenylpyruvic Acid

4-羟苯基丙酮酸

4-Methyl-2-thiazolecarboxaldehyde

4-甲基-2-噻唑甲醛