tert-Butyl 4-(6-chloropyrazin-2-yl)piperazine-1-carboxylate
2-Chloro-6-(piperazin-1-yl)pyrazine hydrochloride
2-Methoxy-3-(piperazin-1-yl)pyrazine
2-(Piperazin-1-yl)pyrazine
2-Bromo-5-(piperazin-1-yl)pyrazine
1-Boc-4-(3-Amino-6-bromopyrazin-2-yl)piperazine
5-Bromo-3-(piperazin-1-yl)pyrazin-2-amine 2,2,2-trifluoroacetate
2-Chloro-6-(4-methylpiperazin-1-yl)pyrazine
tert-Butyl 4-(3-aminopyrazin-2-yl)piperazine-1-carboxylate
