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Mechanistic aspects of beta-bond-cleavage reactions of aromatic radical cations.
| Content Provider | Semantic Scholar |
|---|---|
| Author | Baciocchi, Enrico Bietti, Massimo Lanzalunga, Osvaldo |
| Copyright Year | 2000 |
| Abstract | The mesolytic cleavage of a beta-C-X bond (ArCR(2)-X(*+) --> ArCR(2)(*/+) + X(+/*)) is one of the most important reactions of alkylaromatic radical cations. In this Account, our group's results concerning some fundamental aspects of this process (cleavage mode, structural and stereoelectronic effects, competitive breaking of different beta-bonds, nucleophilic assistance, possible stereochemistry, carbon vs oxygen acidity in arylalkanol radical cations) are presented and critically discussed for reactions where X = H, CR(3), SR, and SiR(3). Several examples illustrating how this information was exploited as a tool to detect electron-transfer mechanisms in chemical and enzymatic oxidations are also reported. |
| File Format | PDF HTM / HTML |
| PubMed reference number | 10775317 |
| Journal | Medline |
| Volume Number | 33 |
| Issue Number | 4 |
| Alternate Webpage(s) | http://polymer.chem.cmu.edu/~kmatweb/2000/April_00/Acc.Chem.Res/Acc.%20Chem.%20Res.%2033,%20243%20(2000).pdf |
| Journal | Accounts of chemical research |
| Language | English |
| Access Restriction | Open |
| Content Type | Text |
| Resource Type | Article |