5-Methyl-2-phenyl-2H-pyrazol-3-ol

The title compound, C10H10N2O, known as Edaravone (MCI-186), was crystallized from methanol. The two independent molecules in the asymmetric unit are linked through an O—H...O hydrogen bond. One molecule adopts a ketone form, while the other adopts an enol form. In the crystal structure, m...

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Bibliographic Details
Main Authors: Feng Zhi, Yi-Lin Yang, Rong Wang, Yi Zhang, Qiang Wang
Format: Article
Language:English
Published: International Union of Crystallography 2008-10-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536808028559