2,6-Dimethyl-3-nitro-8H-furo[2,3-g][1]benzo-pyran-8-one

被引:0
|
作者
Wolska, I
Kossakowski, J
机构
[1] Adam Mickiewicz Univ Poznan, Fac Chem, PL-60780 Poznan, Poland
[2] Med Univ Warsaw, Dept Med Chem, PL-02007 Warsaw, Poland
关键词
D O I
10.1107/S1600536801019699
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
The maximum deviation from the mean plane of the furobenzopyranone skeleton of the title compound, C13H9NO5, indicates a reasonably planar system. The other non-H atoms are nearly coplanar with this three-ring framework. Intra- and intermolecular C-H . . . O hydrogen bonds are observed. The crystal packing is determined by such contacts and the molecules are stacked in sheets with a spacing of 3.47 Angstrom.
引用
收藏
页码:O40 / O41
页数:2
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