77168-78-6
methyl 5-chloro-2-pyrazinecarboxylate 1-oxide
→
~9%
77168-80-0
5,6-二羟基吡嗪-2-羧酸
77168-79-7
5-chloro-2-pyrazinecarboxylic acid 1-oxide
33332-25-1
5-氯吡嗪-2-羧酸甲酯
77168-76-4
3-carbamoyl-1,6-dihydro-6-oxo-2-pyrazinecarboxylic acid
57005-60-4
6-OXO-1,6-DIHYDROPYRAZINE-2,3-DICARBONITRILE
13924-95-3
5-羟基吡嗪-2-羧酸甲酯
34604-60-9
5-羟基吡嗪-2-羧酸
13924-96-4
5-羟基-吡嗪-2-羧酸酰胺