ORTHO-HYDROXYPYRIDINONE DERIVATIVES AS IRON CHELATING AND ANTIOXIDANT AGENTS

摘要

A compound of formula (1): wherein A is (AI) or (AII) wherein R?1, R2 and R3¿ are independently selected from H and alkyl; wherein X is O, S, NR4 or a direct bond, wherein R4 is H or alkyl; wherein Z is a saturated hydrocarbyl chain comprising from 1 to 10 carbon atoms; wherein q is 1, 2 or 3, wherein if q is 2 or 3, then each A can be the same or different; wherein the or each R5 is independently selected from H or alkyl; wherein the or each R6 is independently selected from alkyl; wherein n is 1 to 5; wherein p is 0 to 4; and wherein the sum of n and p is less than 6, or a pharmaceutically acceptable salt thereof, and the therapeutic use thereof, in particular for the treatment of a condition resulting in oxidative stress.