Baker-Venkataraman Rearrangement Under Microwave Irradiation: A New Strategy for the Synthesis of 3-Aroyl-5-hydroxyflavones
DCGA Pinto, AMS Silva, JAS Cavaleiro
Index: Pinto, Diana C. G. A.; Silva, Artur M. S.; Cavaleiro, Jose A. S. Synlett, 2007 , # 12 p. 1897 - 1900
Full Text: HTML
Citation Number: 9
Abstract
Abstract Microwave irradiation selectively induces the Baker-Venkataraman rearrangement of 2′, 6′-diaroyloxyacetophenones to give 3-aroyl-5-hydroxyflavones, in a very short reaction time. Under classical heating conditions these reactions afforded 5-hydroxyflavones as byproducts.
Related Articles:
An efficient one-pot synthesis of flavones
[Chee, Chin Fei; Buckle, Michael J.C.; Rahman, Noorsaadah Abd. Tetrahedron Letters, 2011 , vol. 52, # 24 p. 3120 - 3123]
3??Aroyl??5??hydroxyflavones: Synthesis and Transformation into Aroylpyrazoles
[Pinto, Diana C. G. A.; Silva, Artur M. S.; Almeida, Lucia M. P. M.; Cavaleiro, Jose A. S.; Elguero, Jose European Journal of Organic Chemistry, 2002 , # 22 p. 3807 - 3815]
3??Aroyl??5??hydroxyflavones: Synthesis and Transformation into Aroylpyrazoles
[Pinto, Diana C. G. A.; Silva, Artur M. S.; Almeida, Lucia M. P. M.; Cavaleiro, Jose A. S.; Elguero, Jose European Journal of Organic Chemistry, 2002 , # 22 p. 3807 - 3815]
3??Aroyl??5??hydroxyflavones: Synthesis and Transformation into Aroylpyrazoles
[Pinto, Diana C. G. A.; Silva, Artur M. S.; Almeida, Lucia M. P. M.; Cavaleiro, Jose A. S.; Elguero, Jose European Journal of Organic Chemistry, 2002 , # 22 p. 3807 - 3815]