Literature DB >> 20022493

Heterocycle-substituted proline dipeptides as potent VLA-4 antagonists.

Thomas S Reger1, Jasmine Zunic, Nicholas Stock, Bowei Wang, Nicholas D Smith, Benito Munoz, Mitchell D Green, Michael F Gardner, Joyce P James, Weichao Chen, Kenneth Alves, Qian Si, Kelly M Treonze, Russell B Lingham, Richard A Mumford.   

Abstract

A variety of N-linked tertiary amines and heteroarylamines were examined at the 4-position of sulfonylated proline dipeptides in order to improve VLA-4 receptor off-rates and overcome the issue of CYP3A4 time-dependent inhibition of ester prodrugs. A tight-binding inhibitor 5j with a long off-rate provided sustained receptor occupancy despite poor oral pharmacokinetics. Copyright (c) 2009 Elsevier Ltd. All rights reserved.

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Year:  2009        PMID: 20022493     DOI: 10.1016/j.bmcl.2009.12.009

Source DB:  PubMed          Journal:  Bioorg Med Chem Lett        ISSN: 0960-894X            Impact factor:   2.823


  1 in total

1.  Fe(II)/Et3N-Relay-catalyzed domino reaction of isoxazoles with imidazolium salts in the synthesis of methyl 4-imidazolylpyrrole-2-carboxylates, its ylide and betaine derivatives.

Authors:  Ekaterina E Galenko; Olesya A Tomashenko; Alexander F Khlebnikov; Mikhail S Novikov; Taras L Panikorovskii
Journal:  Beilstein J Org Chem       Date:  2015-09-24       Impact factor: 2.883

  1 in total

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