Photochemistry of bromobiphenyls: steric effects and electron transfer

Authors:
  • NBNigel J. Bunce
    Nigel J. Bunce
  • SSStephen Safe
    Stephen Safe
  • LRL. Octavio Ruzo
    L. Octavio Ruzo
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Abstract
Evidence is presented that photolytic fission of the C–Br bonds of bromobiphenyls is preceded by electron transfer. The enhanced rate of photodecomposition of 2-bromobiphenyls is shown to result from the release of steric strain in the excited state.