2-Hydroxy-7-nitrocyclohepta-2,4,6-trien-1-one

The title compound, also known as 7-nitrotropolone, C7H5NO4, exists in the crystalline state as the 2-hydroxy-7-nitrocyclohepta-2,4,6-trien-1-one tautomer and not as 2-hydroxy-3-nitrocyclohepta-2,4,6-trien-1-one. The dihedral angle between the ring and the nitro group is 70.3 (2)°...

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Bibliographic Details
Main Authors: Krzysztof Lyczko, Monika Lyczko
Format: Article
Language:English
Published: International Union of Crystallography 2013-04-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536813006594