3,4-Dimethoxybenzoic acid ethyl ester 3943-77-9 4-10-00-01469 (Beilstein Handbook Reference) BRN 3118897 Benzoic acid, 3,4-dimethoxy-, ethyl ester EINECS 223-526-4 Ethyl 3,4-dimethoxybenzoate Ethyl veratrate Veratric acid, ethyl ester (7CI,8CI)