Pyrazine e Impurezas

(3-Methoxypyrazin-2-yl)(morpholino)methanone

5-bromo-3-[2-(pyridin-2-yl)pyrrolidin-1-yl]pyrazin-2-amine

2-Chloro-3-phenylpyrazine

2-Hydrazinyl-5-methoxypyrazine

4-(Pyrazin-2-yloxy)phenol

2-Chloro-N-cyclopropyl-N-(3-methoxy-pyrazin-2-ylmethyl)-acetamide

6-(Ethylamino)pyrazine-2-carboxylic acid

2-(Azetidin-3-yloxy)pyrazine

4-phenyl-3-(pyrazin-2-yl)-4,5-dihydro-1H-1,2,4-triazole-5-thione

1-(3,5-Dimethylpyrazin-2-yl)ethanone compound with 1-(3,6-dimethylpyrazin-2-yl)ethanone

2-Chloro-3,5,6-trimethylpyrazine

6-Chloro-3-((2,3-dichlorophenyl)thio)pyrazin-2-amine

6-(trifluoromethyl)-1,2-dihydropyrazin-2-one

5-Bromo-6-methylpyrazine-2-carbonitrile

3-hydroxy-4-methyl-1-(pyrazin-2-yl)pent-2-en-1-one

2-Bromo-1-[4-methyl-2-(2-pyrazinyl)-1,3-thiazol-5-yl]-1-ethanone

5-Bromo-1-isobutylpyrazin-2(1H)-one

6-methyl-2-(pyrazin-2-yl)-3,4-dihydropyrimidin-4-one

2-Bromo-1-pyrazin-2-yl-ethanone

Ethyl 2-(3-chloro-2-oxopyrazin-1(2H)-yl)acetate