Literature DB >> 16718322

A platinum-catalyzed annulation reaction leading to medium-sized rings.

Dirk Hildebrandt1, Wiebke Hüggenberg, Matthias Kanthak, Tobias Plöger, Iris M Müller, Gerald Dyker.   

Abstract

A platinum-catalyzed domino process with intermediate benzopyrylium cations reaches its optimum utility in the formation of 7- and 8-membered rings. With iron(III) chloride, a tetracyclic product is isolated, derived from an oxidative transformation of a metal-carbene intermediate.

Entities:  

Year:  2006        PMID： 16718322     DOI： 10.1039/b602498j

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


  3 in total

1.  Ruthenium(0)-Catalyzed [4+2] Cycloaddition of Acetylenic Aldehydes with α-Ketols: Convergent Construction of Angucycline Ring Systems.

Authors:  Aakarsh Saxena; Felix Perez; Michael J Krische
Journal:  Angew Chem Int Ed Engl       Date:  2015-12-09       Impact factor: 15.336

2.  When gold can do what iodine cannot do: A critical comparison.

Authors:  Sara Hummel; Stefan F Kirsch
Journal:  Beilstein J Org Chem       Date:  2011-06-22       Impact factor: 2.883

3.  Rh(i)-catalyzed stereoselective desymmetrization of prochiral cyclohexadienones via highly exo-selective Huisgen-type [3 + 2] cycloaddition.

Authors:  Krishna Kumar Gollapelli; Vaibhav B Patil; Allam Vinaykumar; Rambabu Chegondi
Journal:  Chem Sci       Date:  2020-11-27       Impact factor: 9.825
  3 in total

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