Prototropic control of the di-π-methane photorearrangement

Authors:
  • MGMiguel Garcia-Garibay
    Miguel Garcia-Garibay
  • JSJohn R. Scheffer
    John R. Scheffer
  • DWDarrell G. Watson
    Darrell G. Watson
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Abstract
The state of protonation and hydrogen bonding in a monoester (1) of dibenzobarrelene-11,12-dicarboxylic acid (9,10-etheno-9,10-dihydroanthracene-11,12-dicarboxylic acid) controls the regioselectivity of its di-π-methane photorearrangement.
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