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November 1, 1939The Journal of Chemical Physics

The Near Ultraviolet Absorption of Substituted Benzenes

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Authors

ASA. L. SklarJohns Hopkins University

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Overview

Demonstrates how electron migration intensifies ultraviolet absorption in substituted benzenes, suggesting implications for molecular design.

Key Points

  • The aim is to understand how substituents affect ultraviolet absorption in benzene derivatives due to electron migration.
  • Utilized antisymmetric molecular orbitals to calculate the electric moment from electron migration.
  • Assessed the intensity of absorption related to the characteristics of various substituted benzenes.
  • Analyzed compounds such as toluene, aniline, phenol, and fluorobenzene.
  • Substituted benzenes exhibited greater ultraviolet absorption compared to unsubstituted benzene.
  • Radicals with low ionization potential and nonbonding P electrons significantly enhanced absorption intensity.
  • Predicted effectiveness of the SH group in enhancing ultraviolet absorption based on calculated parameters.

Cite This Study

A. L. Sklar (1939) studied this question.

synapsesocial.com/papers/6a6b6a0145e10bb5bcf2eb83https://doi.org/10.1063/1.1750371
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