Synthesis and Biological Evaluation of Direct Thrombin Inhibitors Bearing 4-(Piperidin-1-yl)pyridine at the P1 Position with Potent Anticoagulant Activity (Articolo in rivista)

Type
Label
  • Synthesis and Biological Evaluation of Direct Thrombin Inhibitors Bearing 4-(Piperidin-1-yl)pyridine at the P1 Position with Potent Anticoagulant Activity (Articolo in rivista) (literal)
Anno
  • 2013-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1021/jm401169a (literal)
Alternative label
  • de Candia, Modesto; Fiorella, Filomena; Lopopolo, Gianfranco; Carotti, Andrea; Romano, Maria Rosaria; Lograno, Marcello Diego; Martel, Sophie; Carrupt, Pierre-Alain; Belviso, Benny D.; Caliandro, Rocco; Altomare, Cosimo (2013)
    Synthesis and Biological Evaluation of Direct Thrombin Inhibitors Bearing 4-(Piperidin-1-yl)pyridine at the P1 Position with Potent Anticoagulant Activity
    in Journal of medicinal chemistry
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • de Candia, Modesto; Fiorella, Filomena; Lopopolo, Gianfranco; Carotti, Andrea; Romano, Maria Rosaria; Lograno, Marcello Diego; Martel, Sophie; Carrupt, Pierre-Alain; Belviso, Benny D.; Caliandro, Rocco; Altomare, Cosimo (literal)
Pagina inizio
  • 8696 (literal)
Pagina fine
  • 8711 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 56 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 16 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 21 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • University of Bari; University of Perugia; University of Geneva; Consiglio Nazionale delle Ricerche (CNR) (literal)
Titolo
  • Synthesis and Biological Evaluation of Direct Thrombin Inhibitors Bearing 4-(Piperidin-1-yl)pyridine at the P1 Position with Potent Anticoagulant Activity (literal)
Abstract
  • The design and synthesis of a new class of nonpeptide direct thrombin inhibitors, built on the structure of 1-(pyridin-4-yl)piperidine-4-carboxamide, are described. Starting from a strongly basic 1-amidinopiperidine derivative (6) showing poor thrombin (fIIa) and factor Xa (fXa) inhibition activities, anti-ilia activity and artificial membrane permeability were considerably improved by optimizing the basic PI and the X-substituted phenyl P4 binding moieties. Structure-activity relationship studies, usefully complemented with molecular modeling results, led us to identify compound 13b, which showed excellent fIIa inhibition (K-i = 6 nM), weak anti-Xa activity (K-i = 5.64 mu M), and remarkable selectivity over other serine proteases (e.g., trypsin). Compound 13b showed in vitro anticoagulant activity in the low micromolar range and significant membrane permeability. In mice (ex vivo), 13b demonstrated anticoagulant effects at 2 h after oral dosing (100 mg.kg(-1)), with a significant 43% prolongation of the activated partial thromboplastin time (aPTT), over controls (P < 0.05). (literal)
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