英文别名Saccharin N-(2-Acetic Acid Ethyl Ester)(Piroxicam Impurity E); ethyl 2-(1,1,3-trioxo-1,2-benzothiazol-2-yl)acetate; Ethyl (1,1-dioxido-3-oxo-1,2-benzisothiazol-2(3H)-yl)acetate; N-carbethoxymethyl-1,2-benzisothiazole-1,1-dioxide-3-one; ethyl (3-oxo-1,2-benzoisothiazol-2(3H)-yl)acetate 1,1-dioxide; Piroxicam Impurity E; Piroxicam impurity E [EP]; N-(ethoxycarbonyl)methyl-1,2-benzisothiazol-3(2H)-one 1,1-dioxide; 2-(1,1,3-Trioxo-1,2-benzoisothiazol-2(3H)-yl)acetic acid ethyl ester; Ethyl 1,2-benzisothiazol-3-one-1,1-dioxide-N-acetate; Ethyl2,3-dihydro-3-oxo-1,2-benzisothiazole-2-acetate-1,1-dioxide; 1,2-Benzisothiazole-2(3H)-acetic acid, 3-oxo-, ethyl ester, 1,1-dioxide; 3-Oxo-1,2-benzisothiazoline-2-acetic acid ethyl ester 1,1-dioxide 
