Pyrazine definition

pĭrə-zēn
A crystalline organic base, C4 H4 N2 , having a six-member aromatic ring in which the first and fourth atoms are nitrogen and the rest are carbon.
noun
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Any of a group of compounds derived from or structurally related to this base. Pyrazines occur in pteridines, some vitamins, and certain dyes such as phenazine.
noun
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A crystalline organic base, C4 H4 N2 , having a six-member aromatic ring in which the first and fourth atoms are nitrogen and the rest are carbon.
noun
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Any of a group of compounds derived from or structurally related to this base. Pyrazines occur in pteridines, some vitamins, and certain dyes such as phenazine.
noun
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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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Alternative Forms

Alternative Form of pyrazine - pyrazin

Other Word Forms

Noun

Singular:
pyrazine
Plural:
pyrazines

Origin of pyrazine

  • German Pyrazin blend of Pyridin pyridine az(o)- azo-

    From American Heritage Dictionary of the English Language, 5th Edition