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py•raz•o•line



Pronunciation: (pi-raz'u-lēn", -lin, pī-), [key]
n. Chem.
1. any of the group of heterocyclic compounds containing three carbon atoms, two adjacent nitrogen atoms, and one double bond in the ring.
2. the parent compound, C3H6N2.

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

pyrazolepyrazolone

 

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