Literature DB >> 19053733

Reaction of benzyne with salicylaldehydes: general synthesis of xanthenes, xanthones, and xanthols.

Kentaro Okuma1, Akiko Nojima, Nahoko Matsunaga, Kosei Shioji.   

Abstract

The reaction of salicylaldehydes with benzyne prepared from o-trimethylsilyphenyl triflate and CsF gave xanthenes and xanthones. When the reaction was carried out under basic conditions, 9-hydroxyxanthenes (xanthols) were obtained in good yields.

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Year:  2009        PMID： 19053733     DOI： 10.1021/ol802597x

Source DB:  PubMed          Journal:  Org Lett        ISSN： 1523-7052            Impact factor:   6.005


  5 in total

1.  Intermolecular C-O addition of carboxylic acids to arynes.

Authors:  Anton V Dubrovskiy; Richard C Larock
Journal:  Org Lett       Date:  2010-07-16       Impact factor: 6.005

2.  Intermolecular C-O Addition of Carboxylic Acids to Arynes: Synthesis of o-Hydroxyaryl Ketones, Xanthones, 4-Chromanones, and Flavones.

Authors:  Anton V Dubrovskiy; Richard C Larock
Journal:  Tetrahedron       Date:  2013-02-04       Impact factor: 2.457

3.  Copper-catalyzed ortho-acylation of phenols with aryl aldehydes and its application in one-step preparation of xanthones.

Authors:  Jun Hu; Enoch A Adogla; Yong Ju; Daping Fan; Qian Wang
Journal:  Chem Commun (Camb)       Date:  2012-10-15       Impact factor: 6.222

4.  Three-component coupling reactions of arynes for the synthesis of benzofurans and coumarins.

Authors:  Eito Yoshioka; Shigeru Kohtani; Hideto Miyabe
Journal:  Molecules       Date:  2014-01-13       Impact factor: 4.411

5.  Oxidation of BINOLs by Hypervalent Iodine Reagents: Facile Synthesis of Xanthenes and Lactones.

Authors:  Huaiyuan Zhang; Thomas Wirth
Journal:  Chemistry       Date:  2022-03-14       Impact factor: 5.020
  5 in total

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