With regard to the hydrogen bonding in complexes of pyridylureas, less is more. a role for shape complementarity and CH...O interactions?
With regard to the hydrogen bonding in complexes of pyridylureas, less is more. a role for shape complementarity and CH...O interactions?
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DOI:
10.1021/ol0495016
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发表时间:
2004-05
期刊:
影响因子:
5.2
通讯作者:
J. Quinn;S. Zimmerman
中科院分区:
文献类型:
--
作者:
J. Quinn;S. Zimmerman
A pyridylurea.tetraazaanthracenedione complex with three hydrogen bonds is more stable than an analogous complex with four hydrogen bonds. An X-ray analysis and modeling suggests a steric mismatch destabilizing the latter and a CH...O contact enhancing the stability of the former.