2-Amino-5-iodopyridine

2-氨基-5-碘吡啶

2-Bromo-3-methoxyphenol

2-溴-3-甲氧基苯酚

2-Cyanobutan-2-yl 4-chloro-3,5-dimethyl-1H-pyrazole-1-carbodithioate

2-Hydroxyhexanoic acid

2-羟基己酸

2-Methylbenzamide oxime

N-羟基-2-甲基苯甲脒

2,1,3-Benzothiadiazole-4,7-bis(boronic acid pinacol ester)

2,1,3-苯并噻二唑-4,7-双(硼酸频哪醇酯)

2,3′-Dibromo-4′-fluoroacetophenone

2,3′-二溴-4′-氟苯乙酮

2,3,6-Trifluorophenylacetic acid

2,3,6-三氟苯乙酸

2,5-Bis(bromomethyl)-1-methoxy-4-octyloxybenzene

2,5-双(溴甲基)-1-甲氧基-4-辛氧基苯

2,5-Dichloropyrimidine

2,5-二氯嘧啶

25-Hydroxyvitamin D₂

骨化二醇

3-(Aminomethyl)-1-methylindole

3-（氨基甲基）-1-甲基吲哚

3-Amino-2-chloro-5-iodopyridine

3-氨基-2-氯-5-碘吡啶

3-Aminoisoquinoline

3-Bromo-6-hydroxy-2-methylpyridine

3-溴-6-羟基-2-甲基吡啶