Pyrazine e Impurezas

[1-(3-Methyl-pyrazin-2-yl)-piperidin-4-yl]-carbamic acid tert-butyl ester

N*1*-(3-Methoxy-pyrazin-2-ylmethyl)-N*1*-methyl-ethane-1,2-diamine

2-Amino-5-bromo-3-(ethylamino)pyrazine

Diethyl-[2-(3-piperidin-1-yl-pyrazin-2-yloxy)-ethyl]-amine

(3-Chloropyrazin-2-yl)(2-phenylquinolin-7-yl)methanamine

2-(piperazin-1-ylmethyl)pyrazine hydrochloride

1-(Pyrazin-2-yl)pyrrolidin-3-amine

n-((5-Methylpyrazin-2-yl)methyl)methanesulfonamide

n-(Pyrazin-2-yl)piperidine-4-carboxamide

N-(1-(3-(pyrazin-2-yl)-1,2,4-oxadiazol-5-yl)cyclohexyl)thiophene-3-carboxamide

Isopropyl-pyrazin-2-yl-amine

(S)-2-Amino-3,N-dimethyl-N-(1-pyrazin-2-yl-ethyl)-butyramide

3-Phenoxypyrazine-2-carbonitrile

3-bromo-5-phenylpyrazin-2-amine

1-(4-bromophenyl)-3-hydroxy-1,2-dihydropyrazin-2-one

2-Bromo-5-(pyridin-4-ylmethoxy)pyrazine

(5-Aminopyrazin-2-yl)methanol

n-Cyclopropyl-5-methylpyrazine-2-carboxamide

3-amino-6-chloro-5-oxo-4,5-dihydropyrazine-2-carboxylic acid

Ethyl 2-(2-oxo-5-(3-(pyrazin-2-yl)-1,2,4-oxadiazol-5-yl)pyridin-1(2H)-yl)acetate