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5-Chloro-2,7-dimethyl-pyrazolo[1,5-a]pyrimidine

3-Bromo-5,7-dichloro-6-methylpyrazolo[1,5-a]pyrimidine

3,5,7-Trichloropyrazolo[1,5-a]pyrimidine

5,7-Dichloro-6-methylpyrazolo[1,5-a]pyrimidine

5-Chloropyrazolo[1,5-a]pyrimidin-3-carbonitrile

4,6-Dichloro-2-(methylsulfonyl)-5-phenylpyrimidine

5-Bromo-4,6-dichloro-2-methanesulfonyl-pyrimidine

4,5,6-Trichloro-2-methanesulfonyl-pyrimidine

4,6-Dichloro-5-fluoro-2-methanesulfonyl-pyrimidine

4,6-Dichloro-5-cyclopropyl-2-methanesulfonyl-pyrimidine

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