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3,4-Di-hydro-1H-benzo[c]chromene-1,6(2H)-dione.

Authors :
Cui LY
He Y
Fan XS
Source :
Acta crystallographica. Section E, Structure reports online [Acta Crystallogr Sect E Struct Rep Online] 2013 Apr 20; Vol. 69 (Pt 5), pp. o754. Date of Electronic Publication: 2013 Apr 20 (Print Publication: 2013).
Publication Year :
2013

Abstract

In the title compound, C13H10O3, the pyran-one and benzene rings are almost coplanar, making a dihedral angle of 1.9 (1)°. The cyclo-hexenone ring adopts an envelope conformation, with a methyl-ene C atom located at the flap and displaced by 0.639 (3) Å from the mean plane of the other five atoms. In the crystal, pairs of weak C-H⋯π inter-actions occur between inversion-related mol-ecules.

Details

Language :
English
ISSN :
1600-5368
Volume :
69
Issue :
Pt 5
Database :
MEDLINE
Journal :
Acta crystallographica. Section E, Structure reports online
Publication Type :
Academic Journal
Accession number :
23723901
Full Text :
https://doi.org/10.1107/S1600536813010210