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ChemInform Abstract: Transition Metal-Catalyzed Oxidations. Part 11. para-Selective Chlorination and Bromination of Phenols with tert-Butyl Hydroperoxide and TiX(OiPr)3.

✍ Scribed by Karsten Krohn; Hagen Rieger; Klaus Steingroever; Ingeborg Vinke

Publisher
John Wiley and Sons
Year
2010
Weight
31 KB
Volume
30
Category
Article
ISSN
0931-7597

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Transition Metal-Catalyzed Oxidations. 1
Transition Metal-Catalyzed Oxidations. 11.Para-selective chlorination and bromination of phenols with tert-butyl hydroperoxide and TiX(OiPr)3
✍ Karsten Krohn; Hagen Rieger; Klaus SteingrΓΆver; Ingeorg Vinke πŸ“‚ Article πŸ“… 1999 πŸ› John Wiley and Sons 🌐 English βš– 28 KB πŸ‘ 1 views

Selectivity is a major goal in modern synthetic chemistry . This goal is relatively difficult to achieve in some electrophilic aromatic substitutions especially in the halogenation of phenols. Mixtures of ortho-and para-substitution products are usually formed which are often difficult to separate.