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pyrone
[ pahy-rohn, pahy-rohn ]
noun
, Chemistry.
- either of two heterocyclic ketones having the formula C 5 H 4 O 2 .
pyrone
/ ˈpaɪrəʊn; paɪˈrəʊn /
noun
- either of two heterocyclic compounds that have a ring containing five carbon atoms and one oxygen atom with two double bonds and a second oxygen atom attached to a carbon atom in either the ortho -position ( alpha pyrone ) or the para -position ( gamma pyrone )
- any one of a class of compounds that are substituted derivatives of a pyrone
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Example Sentences
Pyrrol yields an analogous series: pyrazole, imidazole or glyoxaline, azimide or osotriazole, triazole and tetrazole: Six-membered ring systems can be referred back, in a manner similar to the above, to pyrone, penthiophene and pyridine, the substances containing a ring of five carbon atoms, and an oxygen, sulphur and nitrogen atom respectively.
From Project Gutenberg
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