Synonyms: 1,3-Dioxolane-4,5-dicarboxylicacid, 2,2-dimethyl-, dimethyl ester, (4S,5S)- (9CI);1,3-Dioxolane-4,5-dicarboxylic acid, 2,2-dimethyl-, dimethyl ester,(4S-trans)-; (+)-Dimethyl-2,3-O-isopropylidene-D-tartrate; Dimethyl2,3-O-isopropylidene-D-tartrate