Activation-controlled hydrogen abstraction by benzophenone triplet

✍ Scribed by Michael R. Topp

• Book ID: 103015198
• Publisher: Elsevier Science
• Year: 1975
• Tongue: English
• Weight: 676 KB
• Volume: 32
• Category: Article
• ISSN: 0009-2614
• DOI: 10.1016/0009-2614(75)85187-6

✦ Synopsis

CHlihIICALPHYSICS !i.El-TEXS . . 1 April 1975 l%.rough k-iosecbnd fIash photolysis mksurements, activation energies for hydrogen abstraclion by bkzophenone

: tripkt have been shown to correlate with solvent mo1ecula.r structure. We demonstrate that two successive processes result in phottiproduct generation. One, triplet qgenching, is independent ofmacrosctipic viscosity, and is not simply reflected 2~'

::.

the olkxved quantum yikd. The secor~F\ process involves separation of two caged radicals, and does not occur in rigid ,' I 'mcdi . . '_ ._