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4-Pyrimidine acetic acid

4-Ethoxypyridine

4-Chloropyrimidine hydrochloride

4-Chloro-7H-pyrrolo[2,3-d]pyrimidine

2-Dimethylamino-pyrimidine-4-carbaldehyde

2-Pyrrolidin-1-yl-pyrimidine-4-carbaldehyde

2-Hydroxymethyl-3-methyl-4-nitropyridine

2-Cyclopropylpyrimidine-4-carbaldehyde

2-Methanesulfonylpyrimidine-4-carbaldehyde

2-Chloro-4-methyl-6-methylsulfanylpyrimidine