The chemical Benzocaine has a designated molecular formula of C9H11NO2 and a molecular weight of 165.192 g/mol. Synonyms may include: 4-14-00-01129 (Beilstein Handbook Reference), Aethylium paraminobenzoicum, AI3-02081, Amben ethyl ester, Americaine, p-Aminobenzoic acid ethyl ester, 4-Aminobenzoic acid, ethyl ester, Anaesthan-syngala, Anaesthesin, Anaesthesinum, Anaesthin (ChemID).