Literature DB >> 25418863

Gold superacid-catalyzed preparation of benzo[c]thiophenes.

Wouter Debrouwer1, Ruben A J Seigneur, Thomas S A Heugebaert, Christian V Stevens.   

Abstract

A three-step synthesis of benzo[c]thiophenes is presented in which the key transformation is the gold-catalyzed 5-exo-dig migratory cycloisomerization of a diallyl thioacetal. It was shown that a small amount of in situ generated HAuCl4 from AuCl3 is the active catalytic species. A mechanism was proposed.

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Year:  2014        PMID: 25418863     DOI: 10.1039/c4cc07989b

Source DB:  PubMed          Journal:  Chem Commun (Camb)        ISSN: 1359-7345            Impact factor:   6.222


  3 in total

1.  Rapid synthesis of 3-amino-1H-isochromene from ortho-ynamidyl het(aryl) aldehyde derivatives.

Authors:  Loïc Habert; Iryna Diachenko; Isabelle Gillaizeau
Journal:  RSC Adv       Date:  2020-03-10       Impact factor: 4.036

2.  Gold(I)-Catalyzed Activation of Alkynes for the Construction of Molecular Complexity.

Authors:  Ruth Dorel; Antonio M Echavarren
Journal:  Chem Rev       Date:  2015-04-06       Impact factor: 60.622

3.  Synthesis, optical and electrochemical properties of 4,4'-bibenzo[c]thiophene derivatives.

Authors:  Kotaro Obayashi; Keiichi Imato; Satoshi Aoyama; Toshiaki Enoki; Seiji Akiyama; Mio Ishida; Seiji Suga; Koichi Mitsudo; Yousuke Ooyama
Journal:  RSC Adv       Date:  2021-05-25       Impact factor: 3.361

  3 in total

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