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pyr•a•zole



Pronunciation: (pir'u-zōl", -zôl"), [key]
n. Chem.
1. any of the group of heterocyclic compounds containing three carbon atoms, two adjacent nitrogen atoms, and two double bonds in the ring.
2. the parent compound, C3H4N2.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

pyrazinamidepyrazoline

 

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