Process for Preparing Quercetin-3-O-?-D-glucuronide QGC isolated from Rumex Aquaticus Herba and Composition comprising the compound for the prevention and treatment of gastritis diseases and reversal esophagitis

摘要

The invention foundation sulfur leaf Need as quercetin -3-O-β-D- glucuronic from (Rumex Aquaticus Herba); a method for separating the (Quercetin-3-O-β -D-glucuronide hereinafter QGC D) and the gastrointestinal inflammation containing the compound, to a composition for preventing and treating ulcers and gastroesophageal reflux disease.; In the present invention, was degreased using chloroform, ether, methylene chloride from the extract of the base yellow leaves, and then a non-ionic use of the exchange resin to remove the sugar and inorganic salts and obtain a large amount of pure compound of the through re-crystallization of the 40% fraction obtained and can provide a gastrointestinal inflammation, ulcers, and useful medicines and dietary supplements in the prevention and treatment of gastroesophageal reflux disease exhibits an excellent therapeutic effect than the conventional product is a separate compound in gastritis and acid reflux.