2-(5-Chloropyrazin-2-yl)-5-methyl-1,3,4-oxadiazole

2-(Methylthio)-5-(tributylstannyl)thiazole

2-Amino-4,5-dimethoxybenzamidoxime

2-Aminopyridine-3-boronic acid pinacol ester

2-Bromo-4-ethoxy-5-methoxybenzonitrile

2-Bromo-N-(5-chloro-2Hydroxyphenyl)-2-methylpropionamide

2-Chloro-3-chloromethyl-7-fluoroquinoline

2-Chloro-N-(3-methoxypropyl)acetamide

2-Cyclobutylmethoxy-6-methoxyphenylboronic acid pinacol ester

2-Fluoro-4-(1-piperazinyl)benzonitrile

2-Isopropoxyethanamine

2-Methoxynicotinonitrile

2-Methyl-3-(methylamino)propanoic acid hydrochloride

2-Phenyl-6-methylquinoxaline

2,2,2-Trichloroethanol

2,2,2-三氯乙醇