2-Bromo-5-chloronicotinic acid

2-Bromo-6-(prop-2-yn-1-yloxy)naphthalene

2-Bromo-N-phenylacetamide

2-Butoxyaniline

2-Chloro-1,3-thiazole-5-carboxylic acid

2-氯-1,3-磺胺-5-羧酸

2-Chloro-4-[(2-chlorobenzyl)oxy]-5-ethoxybenzaldehyde

2-Chloro-4-sulfamoylaniline

2-Chloro-5-nitro-3-(trifluoromethyl)pyridine

2-Chloro-N-((1-methyl-1H-benzo[d]imidazol-2-yl)methyl)acetamide

2-chloroquinoline-6-sulfonyl chloride

2-cyano-4-fluorobenzaldehyde

2-cyanophenyl sulfofluoridate

2-Cyclopropylaniline

2-Ethoxypyrimidine-5-boronic acid

2-ethyl-N-butylamine