Physical and chemical properties: light yellow acicular crystal, melting point: 176-178 ℃. 1g is dissolved in 7ml methanol, 8000ml water and 200ml boiling water

Application: it has anti-inflammatory effect; vitamin P-like effect can maintain vascular resistance, reduce its permeability, reduce brittleness and other functions; it has lipid removing effect on fat infiltrated liver, especially when combined with glutathione; it has antiviral effect and inhibition of aldose reductase