Patent ID: 7635710
Filing Date: 2009-12-22
Classification: A61P,C07D

Abstract:
1. A compound having the formula: wherein: —B— represents: —X—Y-Z- wherein X represents —(CH Y represents oxygen, sulphur, or >NH; Z represents >C═O, >O or >COO; wherein at least one of X, Y and Z must be present; Ar represents an indole nucleus ring system: Ar′ represents an alpha-, beta- or gamma-pyrone nucleus ring system: wherein each of R and either of R wherein Ar can be bonded to B at any position on the 5-membered ring portion of the Ar ring, including the N-position, and Ar′ can be bonded to B at any carbon on the Ar′ ring not substituted by R or a pharmaceutically acceptable salt or stereoisomer thereof.