3-Methyl-4-oxo-2-phenyl-4H-chromene-8-carboxylic acid

In the title compound, C17H12O4, the chromene unit is approximately planar, the maximum deviation from the mean plane being 0.0166 Å. The attached phenyl ring makes a dihedral angle of 53.2 (1)° with the fused ring system. The packing of the molecules in the cry...

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Bibliographic Details
Main Authors: Hai-Chang Guo, Yu-Guo Zhuang, Hua-Jiang Jiang, Zhi Hong
Format: Article
Language:English
Published: International Union of Crystallography 2008-05-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536808009732