70377-05-8

1H-Carbazole-1,4(9H)-dione is an intermediate in the synthesis of 1-Hydroxy Carvedilol (H825055) is a metabolite of Carvedilol (C184625) found in humans, rats, dogs and mice. 1-Hydroxy Carvedilol is a β androneceptor antagonist with antioxidant and free radical scavenger activity.