التركية - الإنجليزية
تعريف pirazin في التركية الإنجليزية القاموس.
- pyrazine
- 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