Answered: Five-membered aromatic heterocycles…

Five-membered aromatic heterocycles with one heteroatom undergo electrophilic substitutions preferentially at the α-position (C-2 and C-5) rather than at the β-position (C-3 and C-4). Explain?

Organic Chemistry

9th Edition

ISBN:9781305080485

Author:John E. McMurry

Publisher:John E. McMurry

Chapter19: Aldehydes And Ketones: Nucleophilic Addition Reactions

Section19.SE: Something Extra

Problem 55AP: Draw and name the seven aldehydes and ketones with the formula C5H10O. Which are chiral?

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Concept explainers

Alkynes

Alkynes are organic compounds that contain at least one triple bond between carbon-carbon atoms. They are a series of unsaturated compounds with a general molecular formula, CnH2n-2.

Question

Five-membered aromatic heterocycles with one heteroatom undergo electrophilic substitutions preferentially at the α-position (C-2 and C-5) rather than at the β-position (C-3 and C-4). Explain?

Definition Definition Organic compounds with a planar cyclic ring of atoms bonded through alternated single and double bonds. Aromatic organic compounds, also called arenes, are an important class of hydrocarbons under the branch of organic chemistry.

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