phenolic donor naphthalene naphthols naphthol 0 144.170 naphthalenol naphthol CHEBI:35682 144.05751 chebi_ontology CAS:1321-67-1 C10H8O A member of the class of naphthols carrying a single hydroxy substituent at C-1 or C-2. A closed class. hydroxynaphthalene