Oxidation of sulfides by peroxidases. Involvement of radical cations and the rate of the oxygen rebound step

Journal of the American Chemical Society

Volumn 118, Issue 37, 1996, Pages 8973-8974

  Baciocchi, Enrico ^a   Lanzalunga, Osvaldo ^a   Malandrucco, Stefania ^a   Ioele, Marcella ^b   Steenken, Steen ^b  

^a SAPIENZA UNIVERSITY OF ROME   (Italy)

^b MAX PLANCK INSTITUTE FOR CHEMICAL ENERGY CONVERSION   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

PEROXIDASE; SULFOXIDE;

ARTICLE; ENZYME ACTIVITY; OXIDATION; REACTION ANALYSIS;

EID: 0029842996     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja9608003     Document Type: Article

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19. The reaction of the (incipient) benzyl cation with water may be concerted with the fragmentation of the C-S bond.
20. 5-.
21. - with the sulfoxide (cf. Engman, L.; Lind, J.; Merényi, G. J. Phys. Chem. 1994, 98, 3174), i.e., in the absence of any sulfide which could possibly lead to the formation of a dimeric radical cation.
22. •+ were extrapolated to dose = 0.
23. 2- (Ioele, M.; Steenken, S.; Baciocchi, E. Unpublished results).
24. 3K).
25. 2. No products were detected by GC analyses of the organic phase, whereas the sulfoxides (2 and 5.4 μmol from 1 and 2, respectively) were observed and quantitatively determined by HPLC analyses of the aqueous phase.
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