The first observation of nitrogen–carbonyl bonding: self-assembly of N-oxalyl 2,4-dinitroanilide assisted by a weak N⋯OC interaction
作者:Zhenming Yin、Ling Jiang、Jiaqi He、Jin-Pei Cheng
DOI:10.1039/b306012h
日期:——
A new type of weak bond, i.e., the N...O=C interaction, that determines the crystal packing of N-oxalyl 2,4-dinitroanilide (1) in cooperation with C-H...O hydrogen bonds, has been found and is rationalized by ab initio calculations as being the result of electrostatic interactions.
发现了一种新型的弱键,即N ... O = C相互作用,它决定了N-草酰2,4-二硝基苯胺(1)与CH ... O氢键的晶体堆积并通过从头算起的合理化作为静电相互作用的结果。