An Isolated CO2 Adduct of a Nitrogen Base: Crystal and Electronic Structures

被引:181
作者
Villiers, Claude [1 ]
Dognon, Jean-Pierre [1 ]
Pollet, Rodolphe [1 ]
Thuery, Pierre [1 ]
Ephritikhine, Michel [1 ]
机构
[1] CEA, CEA Saclay, CNRS, DSM,IRAMIS,UMR 3299,SIS2M, F-91191 Gif Sur Yvette, France
关键词
carbon dioxide fixation; density functional calculations; guanidine; structure elucidation; zwitterions; CARBON-DIOXIDE; CHEMICAL FIXATION; COORDINATION; CARBENDAZIM; REPLACEMENT; BICARBONATE; ACTIVATION; REDUCTION; CHEMISTRY; PHOSGENE;
D O I
10.1002/anie.201001035
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
(Figure Presented). In a crystal at last: CO2 binds reversibly to the guanidine molecule TBD. The zwitterionic structure of the adduct is demonstrated by X-ray diffraction analysis and computational methods (see picture; left: C blue, H white, N pink, O red), while its fluxionality in solution is revealed by NMR spectroscopy. © 2010 Wiley-VCH Verlag GmbH & Co. KGaA.
引用
收藏
页码:3465 / 3468
页数:4
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