2948-12-1 4-09-00-00977 (Beilstein Handbook Reference) BRN 2172087 Benzoic acid, 4-chloro-, pentachlorophenyl ester (9CI) Benzoic acid, p-chloro-, pentachlorophenyl ester NSC 404989 Pentachlorophenol p-chlorobenzoate Pentachlorophenyl-p-chlorobenzoate Phenol, pentachloro-, p-chlorobenzoate