26225-79-6; HSDB 7451;(2-ethoxy-3,3-dimethyl-2H-1-benzofuran-5-yl) methanesulfonate; Tramat; NORTRON; Nortron (new); Ethofumesate [ANSI:BSI:ISO];Progress; Caswell No. 427BB; 

ethofumesate-2-keto;3,3-Dimethyl-5-[(methylsulfonyl)oxy]-2(3H)-benzofuranone;2,3-dihydro-3-3-dimethyl-2-oxo-5-benzofuranylmethanesulfonate;Methane sulfonic acid 3,3-dimethyl-2-oxo-2,3-dihydrobenzofuran-5-yl ester, 3,3-Dimethyl-2-oxo-2,3-dihydrobenzofurane-5-yl methane sulfonate;