pyrazine

listen to the pronunciation of pyrazine
Английский Язык - Турецкий язык
pirazin
Английский Язык - Английский Язык
A diazine in which the two nitrogen atoms are in the para- positions; many of its derivatives are pharmaceuticals
A feebly basic solid, C4H4N2, obtained by distilling piperazine with zinc dust, and in other ways
Also, by extension, any of various derivatives of the same
pyrazine
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