2-Bromo-5′-chloro-2′-hydroxyacetophenone

2-溴-5′-氯-2′-羟基苯乙酮

2-Bromoallyl Alcohol

2-溴-2-丙烯-1-醇

2-Butoxyethyl Acetate

乙酸-2-丁氧基乙酯

2-Chloro-4-pyridinecarboxaldehyde

2-氯异烟醛

2-Cyano-5-fluoropyridine

2-氰基-5-氟吡啶

2-Fluoro-5-(trifluoromethyl)phenol

2-氟-5-(三氟甲基)苯酚

2-Hydroxy-3-methylbutyric acid

2-羟基-3-甲基丁酸

2-Methoxybenzothiazole

2-甲氧基苯并噻唑

2-Methyl-5-benzothiazolol

2-甲基-5-苯并噻唑醇

2-Nitrophenylboronic acid

2-硝基苯硼酸

2,2′-Bipyridine-5,5′-dicarboxylic acid

2,2′-联吡啶-5,5′-二羧酸

2,2-Dichloro-3,3,3-trifluoropropionic acid

2,2-二氯-3,3,3-三氟丙酸

2,2,5,5-Tetramethyl-3-pyrrolidinecarboxamide

2,2,5,5-四甲基-3-吡咯烷羧酰胺

2,3-Difluorobenzyl Bromide

α-溴-2,3-二氟甲苯

2,3,5-Trifluorobenzaldehyde

2,3,5-三氟苯甲醛