(12) United States Patent (10) Patent No.: US 8,148,546 B2 Schuster Et Al
US008148546B2 (12) United States Patent (10) Patent No.: US 8,148,546 B2 Schuster et al. (45) Date of Patent: Apr. 3, 2012 (54) TETRAHYDROCARBAZOLE DERIVATIVES (58) Field of Classification Search .................. 548/448: ASLGANDS OF G-PROTEIN COUPLED 51474 11 RECEPTORS See application file for complete search history. (75) Inventors: Tilmann Schuster, Grossostheim (DE); Klaus Paulini, Maintal (DE); Peter (56) References Cited Schmidt, Schoeneck (DE); Silke Baasner, Schoeneck (DE); Emmanuel FOREIGN PATENT DOCUMENTS Polymeropoulos, Frankfurt (DE); WO WO O3051837 * 6, 2003 Eckhard Guenther, Maintal (DE); WO WO 2006005484 * 1, 2006 Michael Teifel, Weiterstadt (DE) OTHER PUBLICATIONS (73) Assignee: AEterna Zentaris GmbH, Frankfurt Kubinyi (3D QSAR in Drug Design: Ligand-Protein Interactions and (DE) Molecular Similarity, vol. 2-3, Springer, 1998, 800 pages), TOC, pp. 243-244 provided.* *) NotOt1Ce: Subjubject to anyy d1Sclaimer,disclai theh term off thisthi Tatsuta et al. (Bioorg. Med. Chem. Lett. 15 (2005) 2265-2269).* patent is extended or adjusted under 35 Wermuth, The Practice of Medicinal Chemsitry, 2d ed. (2003), 768 U.S.C. 154(b) by 852 days. pages, chs. 9-10 provided.* CAPLUS Abstract of WO O3051837.* (21) Appl. No.: 12/109,479 * cited by examiner (22) Filed: Apr. 25, 2008 (65) Prior Publication Data Primary Examiner — Robert Havlin (74) Attorney, Agent, or Firm — Oblon, Spivak, US 2009/O 170783 A1 Jul. 2, 2009 McClelland, Maier & Neustadt, L.L.P. Related U.S. Application Data (60) Provisional application No. 60/914,424, filed on Apr. (57) ABSTRACT 27, 2007. The present invention provides novel tetrahydrocarbazole compounds according to formula (I) as ligands of G-protein (30) Foreign Application Priority Data coupled receptors (GPCR) which are useful in the treatment and/or prophylaxis of physiological and/or pathological con Apr.
[Show full text]