英文别名Indobufen Impurity 14; Indobufen Impurity 11; Benzeneacetic acid, α-ethyl-4-nitro-, ethyl ester; Indobufen Impurity 33; Benzeneacetic acid, a-ethyl-4-nitro-, ethyl ester; ethyl 2-(4'-nitrophenyl)butyrate; 2-(4-nitro-phenyl)-butyric acid ethyl ester; ethyl 2-(4-nitrophenyl)-n-butyrate; 2-(4-Nitro-phenyl)-buttersaeure-aethylester; 2-(4-Nitrophenyl)-buttersaeureethylester 
