SEARCH Articles Figures Tables 2-Pyrazinecarboxamide 2-Pyrazinecarboxamide 2-Pyrazinecarboxamide 4-oxide 2-Pyrazinecarboxamide dehydration 3- Benzamido-6-bromo-2-pyrazinecarboxamide 3- Chloro-5-cyano-2-pyrazinecarboxamide 3- Cyano-2-pyrazinecarboxamide 3-Amino-2 -pyrazinecarboxamide 3-Amino-6-methyl-5-phenyl-2-pyrazinecarboxamide 3-Amino-6-phenyl-2-pyrazinecarboxamide 3-Chloro-2-pyrazinecarboxamide 5-Methoxy-2-pyrazinecarboxamide 6- Chloro-2-pyrazinecarboxamide 4-oxide Pyrazinecarbohydrazides Pyrazinecarboxamides Pyrazinecarboxamides dehydration Pyrazinecarboxamides from pyrazinecarbonyl halides Pyrazinecarboxamides hydrolysis Pyrazinecarboxamides reactions Pyrazinecarboxamides reduction