(Z)-3-(1-Hydroxy-3-oxobut-1-enyl)-6-nitro-2H-chromen-2-one
In the title compound, C13H9NO6, the coumarin system has the benzene ring aligned at 0.61 (18)° with respect to the pyrone ring. An intramolecular O—H...O hydrogen bond stabilizes the molecular conformation and a C—H...O contact also occurs. In the crystal, wea...
| Main Authors: | , , , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
International Union of Crystallography
2013-02-01
|
| Series: | Acta Crystallographica Section E |
| Online Access: | http://scripts.iucr.org/cgi-bin/paper?S1600536812051872 |