2,2-DIMETHYL-5-(DIMETHYLAMINO)INDAN-1,3-DIONE

被引:1
作者
GARCIA, JG [1 ]
ENAS, JD [1 ]
FRONCZEK, FR [1 ]
机构
[1] LOUISIANA STATE UNIV, DEPT CHEM, BATON ROUGE, LA 70803 USA
来源
ACTA CRYSTALLOGRAPHICA SECTION C-STRUCTURAL CHEMISTRY | 1994年 / 50卷
关键词
D O I
10.1107/S0108270194005238
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The title compound, C13H15NO2, lies on a crystallographic mirror plane. The indan-1,3-dione and the dimethylamino systems are therefore coplanar. The C-C-C angle formed by the gem-dimethyl groups is 110.3 (1)degrees and the C-C-C-O torsion angles which they form with the carbonyl O atoms have magnitudes of 61.6 (1) and 61.3 (1)degrees. The C=O distances are 1.217 (2) and 1.210 (2) Angstrom. The N-methyl groups lying on the crystallographic mirror plane have their atoms disordered into half-populated positions. The N-C(methyl) distances are 1.432 (2) and 1.447 (2) Angstrom.
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页码:2025 / 2027
页数:3
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