2-Hydroxy-2-cyclopenten-1-yl acetate

2-Keto-3-(methyl-¹³C,d₁)-butyric-3,4,4,4-d₄ acid sodium salt

2-Methoxy-4-(3-piperidinyl)-5-(2-pyridinyl)pyrimidine

2-Methyl-3-oxocyclopentane-1-carboxylic acid

2-Methyl-6-(2-piperidinylmethyl)pyridine

2-Oleoyl-1-palmitoyl-sn-glycero-3-phosphoethanolamine

L-β-Oleoyl-γ-palmitoyl-α-cephalin

2-Phenoxyethanimidamide hydrochloride dihydrate

2-Propylpentanal

2,2′-[(1S,2S)-(+)-1,2-Cyclohexanediylbis[(E)-(nitrilomethylidyne)]]bis[4-(tert-butyl)-6-(4-morpholinylmethyl)phenol]

N,N′-Bis[(E)-5-(tert-butyl)-2-hydroxy-3-(4-morpholinylmethyl)benzylidene]-[(1S,2S)-1,2-cyclohexanediamine]

2,2′-Diamino-4,4′-stilbenedicarboxylic acid

2,2'-二氨基-4,4'-二苯乙烯二甲酸

2,2-Dimethylpropylmagnesium chloride solution

2,2-二甲基丙基氯化镁 溶液

2,3-Butadien-1-ol

2,3-丁二烯-1-醇

2,4-Dichloro-6-cyclopropyl-1,3,5-triazine

2,4-Diphenylbutanal

2,4,6-Trimethoxyphenol