Glucosamine hydrochloride

CAS number 66-84-2, molecular formula C6H13NO5 · HCl, is an amino carbohydrate bioactive substance extracted from natural chitin. Its appearance is white crystalline or crystalline powder, with a melting point of 190-194 ° C, easily soluble in water, and a purity usually ≥ 98.0% [1].
This substance can promote the synthesis of polysaccharides in the human body, improve the metabolism of articular cartilage, and is used to treat rheumatoid arthritis and gastric ulcers. It is also used as a synthetic material for antibiotics and anticancer drugs. When used in combination with chondroitin sulfate and other substances, it can enhance bone and joint protection, and has a significant antibacterial effect on food spoilage bacteria, with the higher the concentration, the stronger the effect. The production process includes acid hydrolysis and microbial fermentation, with the latter gradually becoming mainstream due to its high safety. In addition, glucosamine hydrochloride is also used in the fields of health food, cosmetics, feed additives, etc., and needs to be stored in a cool, dry, and dark environment under sealed conditions [1-2].