2-Methylglutaronitrile

2-甲基戊二腈

2-O-(2-Acetamido-2-deoxy-β-D-glucopyranosyl)-D-mannose

β-D-GlcNAc-(1→2)-D-Man

2,2′-Bithiophene-5-boronic acid pinacol ester

2,2'-联噻吩-5-硼酸频哪醇酯

2,2-Difluoro-5-formylbenzodioxole

2,2-二氟-5-甲酰苯并二噁茂

2,2,5,5-Tetramethyl-3-pyrroline-3-carboxamide

2,2,5,5-四甲基-3-吡咯啉-3-甲酰胺

2,3-Difluoropyridine

2,3-二氟吡啶

2,3,5,6-Tetrafluoro-4-hydroxybenzoic acid hydrate

2,3,5,6-四氟-4-羟基苯甲酸 水合物

2,4-Dichloro-5-fluoropyrimidine

2,4-二氯-5-氟嘧啶

2,4,5-Trichlorophenyl isothiocyanate

2,4,5-三氯异硫氰酸苯酯

2,4,6-Trifluoronitrobenzene

2,4,6-三氟硝基苯

2,5-Bis(trifluoromethyl)benzyl bromide

2,5-双(三氟甲基)苄基溴

2,5-Diethoxybenzoyl chloride

2,5-二乙氧基苯甲酰氯

2,6-Bis(di-tert-butylphosphinomethyl)pyridine

2,6-双(二-叔-丁基膦基甲基)吡啶

2,6-Dimethoxy-3-pyridineboronic acid

2,6-二甲氧基-3-吡啶硼酸

29H,31H-Phthalocyanine

29 H ,31 H -酞菁