2-(Boc-amino)-4,6-dimethylpyridine

2-Acetyl-4-methylpyridine

2-乙酰基-4-甲基吡啶

2-Amino-4-fluorophenol

2-氨基-4-氟苯酚

2-Amino-6-chloropyridine-4-carboxylic acid

2-Bromo-4-fluoropyridine

2-溴-4-氟吡啶

2-Ethynyl-α,α,α-trifluorotoluene

2-乙炔基-α,α,α-三氟甲苯

2-Hydroxypyrazine

2-羟基吡嗪

2-Methyloxazole-4-carboxylic acid

2-甲基噁唑-4-羧酸

2,2′-Dibromo-1,1′-binaphthyl

联萘二溴

2,3-Diamino-6-chloropyridine