The molecule is a heteroaryl hydroxy compound that is pyridazin-3-ol substituted by an amino group at position 5 and a chloro group at position 4. It is a metabolite of the herbicide chloridazone. It has a role as a marine xenobiotic metabolite. It is a member of pyridazines, an organochlorine compound, a heteroaryl hydroxy compound and a primary arylamine.
4-amino-5-chloro-1H-pyridazin-6-one