1,3-Benzenedicarboxylic acid, 5-amino-, dimethyl ester 3,5-Dicarbomethoxyaniline 5-Aminoisophthalic acid dimethyl ester 5-Aminoisophthalic acid, dimethyl ester 99-27-4 Dimethyl 5-aminoisophthalate Isophthalic acid, 5-amino-, dimethyl ester NSC34721