Cinnamyl 8-meth-oxy-2-oxo-2H-chromene-3-carboxyl-ate.
Acta Crystallogr Sect E Struct Rep Online
; 65(Pt 11): o2817, 2009 Oct 23.
Article
en En
| MEDLINE
| ID: mdl-21578408
ABSTRACT
In the crystal structure of the title compound, C(20)H(16)O(5), the mol-ecule assumes an E configuration with the benzene ring and chromenecarboxyl group located on opposite ends of the C=C double bond. The chromene ring system and benzene ring are oriented at a dihedral angle of 74.66â
(12)°. Weak inter-molecular C-Hâ¯O hydrogen bonding is present in the crystal structure.
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2009
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Article