Modular Synthesis of Triarylmethanes through Palladium-Catalyzed Sequential Arylation of Methyl Phenyl Sulfone

Triarylmethanes, which are valuable structures in materials, sensing and pharmaceuticals, have been synthesized starting from methyl phenyl sulfone as an inexpensive and readily available template. The three aryl groups were installed through two sequential palladium‐catalyzed CH arylation reaction...

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Veröffentlicht in:Angewandte Chemie International Edition 2014-01, Vol.53 (3), p.742-746
Hauptverfasser: Nambo, Masakazu, Crudden, Cathleen M.
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description Triarylmethanes, which are valuable structures in materials, sensing and pharmaceuticals, have been synthesized starting from methyl phenyl sulfone as an inexpensive and readily available template. The three aryl groups were installed through two sequential palladium‐catalyzed CH arylation reactions, followed by an arylative desulfonation. This method provides a new synthetic approach to multisubstituted triarylmethanes using readily available haloarenes and aryl boronic acids, and is also valuable for the preparation of unexplored triarylmethane‐based materials and pharmaceuticals. Unsymmetric triarylmethanes have been synthesized starting from methyl phenyl sulfone as an inexpensive and readily available template. The three aryl groups were installed through two sequential palladium‐catalyzed CH arylation reactions, followed by an arylative desulfonation.
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subjects Antineoplastic Agents - chemical synthesis
Antineoplastic Agents - chemistry
Aromatic compounds
Boronic Acids - chemistry
Carbon - chemistry
Catalysis
CH activation
Detection
Dimethyl Sulfoxide - chemistry
Hydrogen - chemistry
Methane - analogs & derivatives
Methane - chemistry
Modular
N-heterocyclic carbenes
palladium
Palladium - chemistry
Pharmaceuticals
Phenyls
Sulfones
Sulfones - chemistry
Suzuki-Miyaura coupling
Synthesis
title Modular Synthesis of Triarylmethanes through Palladium-Catalyzed Sequential Arylation of Methyl Phenyl Sulfone
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