Patent ID: 9150541
Filing Date: 2015-10-06
Classification: A61K,A61P,C07D

Abstract:
1. A method of antagonizing BB2 receptor in a patient suffering from irritable bowel syndrome, comprising administering to the patient in need thereof a compound represented by the formula (I) or a pharmaceutically acceptable salt thereof: in which groups R R R R R R R R X: single bond, —O—, —C(O)—, —N(R m: an integer of 0 to 3, p: an integer of 0 to 2, R R R R further provided that, 2,3-bis(4-chlorophenyl)-N-(2-methoxyethyl)-1-oxo-1,2,3,4-tetrahydroisoquinoline-4-carboxamide, 3-(4-chlorobenzyl)-2-(4-chlorophenyl)-N-(2-methoxyethyl)-1-oxo-1,2,3,4-tetrahydroisoquinoline-4-carboxamide, 3-[3,5-bis(trifluoromethyl)phenyl]-2-cyclopropyl-N-(2-furylmethyl)-1-oxo-1,2,3,4-tetrahydroisoquinoline-4-carboxamide, 3-[3,5-bis(trifluoromethyl)phenyl]-2-cyclopropyl-N-(2-methoxyethyl)-1-oxo-1,2,3,4-tetrahydroisoquinoline-4-carboxamide, ethyl 3-{3-[3,5-bis(trifluoromethyl)phenyl]-4-{[2-(4-methoxyphenyl)ethyl]carbamoyl}-1-oxo-3,4-dihydroisoquinolin-2(1H)-yl}propanoate, N-benzyl-3-[3,5-bis(trifluoromethyl)phenyl]-1-oxo-2-(tetrahydrofuran-2-ylmethyl)-1,2,3,4-tetrahydroisoquinoline-4-carboxamide, 3-[3,5-bis(trifluoromethyl)phenyl]-N-(2-methoxyethyl)-2-(2-morpholin-4-ylethyl)-1-oxo-1,2,3,4-tetrahydroisoquinoline-4-carboxamide, 3-[3,5-bis(trifluoromethyl)phenyl]-2-(2-furylmethyl)-N-(2-methoxyethyl)-1-oxo-1,2,3,4-tetrahydroisoquinoline-4-carboxamide, 3-[3,5-bis(trifluoromethyl)phenyl]-N-(2-furylmethyl)-2-(2-morpholin-4-ylethyl)-1-oxo-1,2,3,4-tetrahydroisoquinoline-4-carboxamide, and (4-chlorophenyl)[3-(4-chlorophenyl)-4-[(2-methoxyethyl)carbamoyl]-1-oxo-3-,4-dihydroisoquinolin-2(1H)-yl]acetic acid are excluded.