Vitamin P

CAS: 153-18-4
Molecular Formula: C27H30O16
Molecular Weight: 610.51
Product description:Color or light green needle crystal or powder. Usually contains three molecular crystal water, 95-97 ℃ drying lose 2 molecular crystal water, 2 h under 110 ℃ and 1.33 kPa into anhydride. 125 ℃ to brown, Become flexible plastic material 195-197 ℃, 214-215 ℃ decomposition, anhydride easy absorption of moisture.Slightly soluble in ethanol, acetone And ethyl acetate, almost insoluble in water, chloroform, ether, benzene, carbon disulfide and petroleum ether. The dilute solution of ferric chloride is green. No smell, in gradient dark under the action of light.Mainly used in the treatment of brittleness increased capillary hematic disease. Clinically used to aid in the treatment of hypertension, in order to prevent cerebral hemorrhage; Can also be used for the prevention and treatment of disease, acute hemorrhagic vascular purpura nephritis, diabetes, retinal hemorrhage, recurrent nasal hemorrhage, traumatic pulmonary hemorrhage, postpartum bleeding, etc. But due to very few oral absorption, its curative effect is not obvious. Commonly used compound tablets, have certain curative effect.