L-Ascorbic acid-2-O-maleic acid-&agr;-tocopherol diester.1-propanol adduct or its pharmacologically acceptable salt; cosmetic components, antioxidants, radical scavengers, anti-inflammatory agents and elastase inhibitors containing the same as the active ingredient; and a process for producing the above-described adduct characterized by comprising extracting a solution containing L-ascorbic acid-2-O-maleic acid-&agr;-tocopherol diester with a solvent, distilling off the solvent, and adding to the residue 1-propanol mixed with an organic solvent followed by crystallization.
L-
抗坏血酸-2-O-
马来酸-&agr;-
生育酚二酯.1-1-
丙醇加合物或其药理上可接受的盐;含有相同活性成分的化妆品成分、
抗氧化剂、自由基清除剂、消炎剂和弹性蛋白酶抑制剂;以及生产上述加合物的工艺,其特征在于包括用溶剂萃取含有L-
抗坏血酸-2-O-
马来酸-&agr;-
生育酚二酯的溶液,蒸馏掉溶剂,并在残留物中加入与有机溶剂混合的1-
丙醇,然后结晶。