1. Academic Validation
  2. Azetidinones as vasopressin V1a antagonists

Azetidinones as vasopressin V1a antagonists

  • Bioorg Med Chem. 2007 Mar 1;15(5):2054-80. doi: 10.1016/j.bmc.2006.12.031.
Christophe D Guillon 1 Gary A Koppel Michael J Brownstein Michael O Chaney Craig F Ferris Shi-Fang Lu Karine M Fabio Marvin J Miller Ned D Heindel David C Hunden Robin D G Cooper Stephen W Kaldor Jeffrey J Skelton Bruce A Dressman Michael P Clay Mitchell I Steinberg Robert F Bruns Neal G Simon
Affiliations

Affiliation

  • 1 Department of Chemistry, 6 East Packer Avenue, Lehigh University, Bethlehem, PA 18015, USA. [email protected]
Abstract

The azetidinone LY307174 (1) was identified as a screening lead for the vasopressin V1a receptor (IC50 45 nM at the human V1a receptor) based on molecular similarity to ketoconazole (2), a known antagonist of the luteinizing hormone releasing hormone receptor. Structure-activity relationships for the series were explored to optimize receptor affinity and pharmacokinetic properties, resulting in compounds with Ki values <1nM and brain levels after oral dosing approximately 100-fold higher than receptor affinities.

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