Composition of alginic oligosaccharic diacids
AssigneesShanghai Green Valley Pharmaceutical Co., Ltd., Shanghai Institute of Materia Medica, Chinese Academy of Sciences
InventorsMeiyu Geng, Zhenqing Zhang, Yingshen Jin, Zhongping Xiao, Jian Ding
Life of this patent
Estimating the term…
Abstract
The present invention relates to an alginic oligosaccharic diacid composition comprising a mannuronic diacid of Formula (IV) or a pharmaceutically acceptable salt thereof, wherein n is an integer selected from 1 to 9, m is selected from 0, 1 or 2, m′ is selected from 0 or 1, and wherein the total weight of alginic oligosaccharic diacid wherein n=1-5 accounts for more than 60% of the total weight of the composition; the total weight of guluronic acids accounts for less than 50% of the total weight of the composition.
Claims21
An alginic oligosaccharic diacid composition comprising a mannuronic acid of Formula (IV) and/or guluronic acid or a pharmaceutically acceptable salt thereof:
- wherein n is an integer selected from 1 to 9, m is selected from 0, 1 or 2, m′ is selected from 0 or 1,
- and wherein,
- the total weight of alginic oligosaccharic diacids wherein n=1-5 accounts for more than 60% of the total weight of the composition;
- wherein, the total weight of guluronic acids accounts for less than 50% of the total weight of the composition.
14-15. (canceled)
Dependencies are inferred from the claim text.