英文名称:1,2,3,4-Butanetetracarboxylic Acid, Tetramethyl Ester, Reaction Products With 2,2,6,6-Tetramethyl-4-Piperidinol And Beta,Beta,Beta',Beta'-Tetramethyl-2,4,8,10-Tetraoxaspiro(5.5)Undecane-3,9-Diethanol; Einecs 287-948-0; 1,2,3,4-Butanetetracarboxylic Acid, Tetramethyl Ester, Reaction Products With 2,2,6,6-Tetramethyl-4-Piperidinol And Beta,Beta,Beta',Beta'-Tetramethyl-2,4,8,10-Tetraoxaspiro[5.5]Undecane-3,9-Diethanol; 1,2,3,4-Butanetetracarboxylic acid, tetramethyl ester, reaction products with 2,2,6,6-tetramethyl-4-piperidinol and beta,beta,beta',beta'-tetramethyl-2,4,8,10-tetraoxaspiro[5.5]undecane-3,9-diethanol; 1,2,3,4-Butanetetracarboxylic Acid,Tetramethyl Ester, Reactionproducts With 2,2,6,6-Tetramethyl-4-Piperidinol And .Beta.,.Beta.,.Beta.',.Beta.'-Tetramethy-2,4,8,10-Tetraoxaspiro[5.5]Undecane-3,9-Diethanol