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pyrazine
(redirected from Pyrazine ring)

   Also found in: Wikipedia 0.01 sec.
Pyr´a`zine
n.1.(Org. Chem.) 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  (pr-zn)
Any of a group of organic compounds having a six-member ring in which the first and fourth atoms are nitrogen and the rest are carbon. Pyrazines are components of many important compounds, including pteridines, some vitamins and antibiotics, and numerous dyes called phenazines.


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Incorporation of a pyrazine ring as the central unit is now being investigated with anticipation of attaching vinyl pyridyl substituents at the 2,3,5 and 6 positions.
 
 
 
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