4-Hydroxy-3-[(2E)-3-(3,4,5-trimethoxyphenyl)prop-2-enoyl]-2H-chromen-2-one
A new chalcone of the coumarin, C21H18O7, containing an annulated α-pyrone ring, was obtained by condensation of the borate complex of acyl(hydroxy)coumarin with trimethoxybenzaldehyde. The structure exhibits intramolecular hydrogen bonding between the hydroxyl oxygen and the ketonic ox...
| Main Authors: | , , , |
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| Format: | Article |
| Language: | English |
| Published: |
International Union of Crystallography
2009-07-01
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| Series: | Acta Crystallographica Section E |
| Online Access: | http://scripts.iucr.org/cgi-bin/paper?S1600536809022569 |