2,2′-Biquinoline-4,4′-dicarboxylic acid dipotassium salt trihydrate

2,2′-Bicinchoninic acid dipotassium salt

2,2,2-Trichloroethoxysulfonamide

氨基磺酸2,2,2-三氯乙酯

2,3′-Dibromoacetophenone

3-溴苯酰甲基溴

2,3-Difluoroaniline

2,3-二氟苯胺

2,3,4,6-Tetra-O-acetyl-D-mannopyranose

2,4-Dihydroxycinnamic acid

2,4-二羟基肉桂酸

2,4,5-Trimethylbenzaldehyde

2,4,5-三甲基苯甲醛

2,5-Dibromo-3,4-dinitrothiophene

2-Fluoro-4-(trifluoromethyl)benzaldehyde

2-氟-4-(三氟甲基)苯甲醛

2-Fluoroadenosine

2-氟腺苷

2-Hydroxy-5-iodopyridine

2-羟基-5-碘吡啶

2-Imino-1-imidazolidineacetic acid

2-亚氨基-1-咪唑啉乙酸

2-Isobutoxyphenylboronic acid

2-异丁氧基苯硼酸

2-Mesityl-5-methylimidazo[1,5-a]pyridinium chloride

2-均三甲苯基-5-甲基咪唑[1,5-a]吡啶鎓氯化物

3-(Trifluoromethoxy)iodobenzene

3-(三氟甲氧基)碘苯