UV-laser photochemistry of azoalkanes: surprising effects of phenyl substitution on the lifetimes of 1, 3-cyclopentanediyl and 1, 4-cyclohexanediyl triplet diradicals

…, S Grabowski, H Platsch, K Hannemann…

文献索引：Adam, Waldemar; Grabowski, Sven; Platsch, Herbert; Hannemann, Klaus; Wirz, Jakob; Wilson, R. Marshall Journal of the American Chemical Society, 1989 , vol. 111, # 2 p. 751 - 753

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被引用次数: 31

摘要

Determined by means of time-resolved laser flash spectroscopy. bEstimated by preparative oxygen trapping, ref 2. CDetermined by quantitative oxygen trapping, ref 2. dReference 3. CAssumed k (0,)./Reference 14. ZAlso run in CFCI, at-10 OC, affording endoperoxides llb, c. diradicals. Their decay rates increased linearly with increasing oxygen pressure, affording the bimolecular rate constants [k (O,)] of their reaction with molecular oxygen. The oxygen- ...