9-(3,4-Dimethoxyphenyl)-3,3,6,6-tetramethyl-4,5,6,9-tetrahydro-3H-xanthene-1,8(2H,7H)-dione
The asymmetric unit of the title xanthene compound, C25H30O5, contains two molecules in which the pyran ring and the dimethoxyphenyl ring are nearly perpendicular to one another [dihedral angles = 86.81 (8) and 84.45 (9)°]. One of the methoxy groups in one mo...
Main Authors: | , , , , |
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Format: | Article |
Language: | English |
Published: |
International Union of Crystallography
2011-07-01
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Series: | Acta Crystallographica Section E |
Online Access: | http://scripts.iucr.org/cgi-bin/paper?S1600536811023014 |