反应详情

As the standards for PA hexuronic acids, use is made of those prepared by pyridyl-(2)-amination of glucuronic acid manufactured by Sigma Chemical Co., galacturonic acid manufactured by Wako Pure Chemical Industries, Ltd., iduronic acid obtained by hydrolyzing 4-methylumbelliferyl-α-L-iduronide manufactured by Sigma Chemical Co., and mannuronic acid and guluronic acid obtained by hydrolyzing alginic acid (mfd. by Wako Pure Chemical Industries, Ltd.) in accordance with the method described in Acta Chemica Scandinavicaj, 15, 1397-1398 (1961) followed by the separation with an anion exchange resin.