位阻效应
方向(向量空间)
替代(逻辑)
化学
立体化学
哲学
几何学
数学
语言学
作者
Inmaculada C. Rodriguez Medina,James R. Hanson
标识
DOI:10.3184/030823403103173903
摘要
The orientation of dinitration of the dimethylacetanilides has been examined by 1 H NMR methods and a possible enhancement of the hyperconjugative influence of a methyl group has been considered as an additional factor augmenting the effect of the steric inhibition of resonance on the orientation of substitution.
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