Literature DB >> 19670834

Efficient routes to pyrazolo[3,4-b]indoles and pyrazolo[1,5-a]benzimidazoles via palladium- and copper-catalyzed intramolecular C-C and C-N bond formation.

Sarvesh Kumar1, Hiriyakkanavar Ila, Hiriyakkanavar Junjappa.   

Abstract

Efficient synthetic routes to pyrazolo[3,4-b]indoles and pyrazolo[1,5-a]benzimidazoles via intramolecular palladium- and copper-catalyzed cyclization of 1-aryl/1-unsubstituted 5-(2-bromoanilino)pyrazole precursors via intramolecular C-C and C-N bond formation have been reported.

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Year:  2009        PMID： 19670834     DOI： 10.1021/jo901309t

Source DB:  PubMed          Journal:  J Org Chem        ISSN： 0022-3263            Impact factor:   4.354


  2 in total

1.  A Robust Protocol for Pd(II)-catalyzed C-3 Arylation of (1H) Indazoles and Pyrazoles: Total Synthesis of Nigellidine Hydrobromide.

Authors:  Mengchun Ye; Andrew J F Edmunds; James A Morris; David Sale; Yejia Zhang; Jin-Quan Yu
Journal:  Chem Sci       Date:  2013-06-01       Impact factor: 9.825

2.  Copper triflate-mediated synthesis of 1,3,5-triarylpyrazoles in [bmim][PF6] ionic liquid and evaluation of their anticancer activities.

Authors:  V Kameshwara Rao; Rakesh Tiwari; Bhupender S Chhikara; Amir Nasrolahi Shirazi; Keykavous Parang; Anil Kumar
Journal:  RSC Adv       Date:  2013-09-21       Impact factor: 3.361
  2 in total

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