1,2:5,6-Bis-O-(1-methylethylidene)-3-O-(carboxymethyl)-alpha-D-glucofuranose 3-O-Carboxymethyl-1,2,5,6-di-O-isopropylidene-alpha-D-glucofuranose 64697-82-1 alpha-D-Glucofuranose, 1,2:5,6-bis-O-(1-methylethylidene)-3-O-(carboxymethyl)-