1-Naphthalenepropionic acid (CAS NO.3243-42-3), its Synonyms are alpha-Naphthylpropionate ; 3-(1-Naphthyl)propanoic acid ; beta-(1-Naphthyl)propionic acid ; 3-Naphth-1-ylpropionic acid ; 3-(1-Naphthyl)-propionic acid >98% .