In heterogeneous catalysis, the catalyst is in a different phase from the reactants. COA of Formula: C5H6O4, At least one of the reactants interacts with the solid surface in a physical process called adsorption in such a way. 4344-84-7, name is 5-Oxotetrahydrofuran-2-carboxylic acid. In an article，Which mentioned a new discovery about 4344-84-7
N-acetyl-D-glucosamine (GlcNAc) is a monosaccharide that polymerizes linearly through (1,4)-beta-linkages. GlcNAc is the monomeric unit of the polymer chitin. GlcNAc is a basic component of hyaluronic acid and keratin sulfate found on the cell surface. The aim of this study was to examine amino acid metabolism after oral GlcNAc administration in dogs. Results showed that plasma levels of ectoine were significantly higher after oral administration of GlcNAc than prior to administration (p < 0.001). To our knowledge, there have been no reports of increased ectoine concentrations in the plasma. The mechanism by which GlcNAc administration leads to increased ectoine plasma concentration remains unclear; future studies are required to clarify this mechanism. I hope this article can help some friends in scientific research. I am very proud of our efforts over the past few months and hope to 4344-84-7, help many people in the next few years.COA of Formula: C5H6O4
Reference：
Tetrahydrofuran – Wikipedia,
Tetrahydrofuran | (CH2)3CH2O – PubChem