Literature DB >> 22721359

Copper(I)-catalyzed cascade sulfonimidate to sulfonamide rearrangement: synthesis of imidazo[1,2-a][1,4]diazepin-7(6H)-one.

Muthupandi Nagaraj1, Muthusamy Boominathan, Devanathan Perumal, Shanmugam Muthusubramanian, Nattamai Bhuvanesh.   

Abstract

A novel strategy of copper(I)-catalyzed cascade intramolecular nucleophilic attack on N-sulfonylketenimine followed by rearrangement of sulfonimidates to sulfonamides resulting in a library of substituted 8,9-dihydro-5H-imidazo[1,2-a][1,4]diazepin-7(6H)-ones has been developed.

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Year:  2012        PMID： 22721359     DOI： 10.1021/jo300855f

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


  2 in total

1.  The construction of fluorophoric thiazolo-[2,3-b]quinazolinone derivatives: a multicomponent domino synthetic approach.

Authors:  Prajna Parimita Mohanta; Hari Narayan Pati; Ajaya Kumar Behera
Journal:  RSC Adv       Date:  2020-04-17       Impact factor: 4.036

2.  Tandem Cu-catalyzed ketenimine formation and intramolecular nucleophile capture: Synthesis of 1,2-dihydro-2-iminoquinolines from 1-(o-acetamidophenyl)propargyl alcohols.

Authors:  Gadi Ranjith Kumar; Yalla Kiran Kumar; Ruchir Kant; Maddi Sridhar Reddy
Journal:  Beilstein J Org Chem       Date:  2014-05-28       Impact factor: 2.883
  2 in total

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