Dioxygen activation by a Copper(I) complex of a new tetradentate tripodal ligand: Mechanistic insights into peroxodicopper core reactivity

Journal of the American Chemical Society

Volumn 118, Issue 44, 1996, Pages 10920-10921

  Halfen, Jason A ^a   Young Jr , Victor G ^a   Tolman, William B ^a  

^a University of Minnesota   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

COPPER COMPLEX;

ARTICLE; CATALYSIS; DRUG SYNTHESIS;

EID: 0029819927     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja962344o     Document Type: Article

References (27)

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8. (a) Synthetic procedures and characterization data for all new compounds are provided as supporting information.
9. 2 using SHELXTL V5.0 converged with final R1 = 0.0490 and wR2 = 0.1000 for 7845 independent reflections with I > 2σ(I), 701 parameters, and 258 restraints.
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13. -1].
14. For other four-electron oxidations of ligand pyridylmethyl or related groups promoted by copper ions, see: (a) Urbach, F. L.; Knopp, U.; Zuberbühler, A. D. Helv. Chim. Acta 1978, 61, 1097-1106. (b) Sprecher, C. A.; Zuberbühler, A. D. Angew. Chem., Int. Ed. Engl. 1977, 16, 189. (c) Lee, D.-H.; Murthy, N. N.; Karlin, K. D. Inorg. Chem. 1996, 35, 804-805.
15. For other four-electron oxidations of ligand pyridylmethyl or related groups promoted by copper ions, see: (a) Urbach, F. L.; Knopp, U.; Zuberbühler, A. D. Helv. Chim. Acta 1978, 61, 1097-1106. (b) Sprecher, C. A.; Zuberbühler, A. D. Angew. Chem., Int. Ed. Engl. 1977, 16, 189. (c) Lee, D.-H.; Murthy, N. N.; Karlin, K. D. Inorg. Chem. 1996, 35, 804-805.
16. For other four-electron oxidations of ligand pyridylmethyl or related groups promoted by copper ions, see: (a) Urbach, F. L.; Knopp, U.; Zuberbühler, A. D. Helv. Chim. Acta 1978, 61, 1097-1106. (b) Sprecher, C. A.; Zuberbühler, A. D. Angew. Chem., Int. Ed. Engl. 1977, 16, 189. (c) Lee, D.-H.; Murthy, N. N.; Karlin, K. D. Inorg. Chem. 1996, 35, 804-805.
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26. 2-peroxo complex exists, although the reported case was much more rapid, did not involve N-donor ligand dissociation, and was shown to proceed via the intermediacy of either monocopper-superoxo or dicopper(I) species. See: Jung, B.; Karlin, K. D.; Zuberbühler, A. D. J. Am. Chem. Soc. 1996, 118, 3763-3764.
27. 2 step is rate determining for the parent (nondeuterated) system.