ESTER OF ASCORBIC ACID 2-PHOSPHATE

摘要

The present invention relates to a compound of the formula. wherein R1 is a hydrogen atom, carboxylic acid acyl ox carbamoyl which may be substituted; R is an aliphatic hydrocarbon group which may be substituted or alicylic hydxocarbon group which may be substituted, or a salt thereof. The compound of the present invention has the effects to prevent and improve dysfunctions caused by oxygen free radicals, and can be used as preventive and therapeutic drugs against dysfunctions in the circulatory system.