Synthesis and reactivity of subvalent compounds Part 10. Fast deuterium labeling and the basicity of stable diamino carbenes (imidazole-2-ylidenes)

被引:34
|
作者
Denk, MK [1 ]
Rodezno, JM [1 ]
机构
[1] Univ Toronto, Dept Chem, Mississauga, ON L5L 1C6, Canada
基金
加拿大自然科学与工程研究理事会;
关键词
carbenes; imidazol-2-ylidenes; hydrogen-deuterium exchange; proton affinities; DFT calculations; mechanism;
D O I
10.1016/S0022-328X(00)00765-8
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The aromatic ring protons in imidazol-2-ylidenes (Arduengo carbenes) undergo rapid deuterium-hydrogen exchange in DMSO-d(6), CD3OD and D2O. (C) 2001 Published by Elsevier Science B.V.
引用
收藏
页码:737 / 740
页数:4
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