Caffeic acid, also known as 3, 4-dihydroxy cinnamic acid, molecular formula C9H8O4, molecular weight 180.15, CAS Accession Number 331-39-5, EINECS Number 206-361-2.
Caffeic acid is a kind of organic acid with yellow crystal appearance, belonging to phenolic acid compounds, soluble in hot water, cold ethanol, ethyl acetate, slightly soluble in cold water, its alkaline solution is orange red. Caffeic acid will turn dark green when it meets ferric chloride solution. In nature, caffeic acid generally exists in coffee in the form of chlorogenic acid, and it also exists in traditional Chinese medicine plants such as honeysuckle, wormwood and vegetable thistle.Caffeic acid can play a role in cosmetics, medicine, organic synthesis, biochemical research and other fields.
Caffeic acid has a wide range of antiviral activities and bacteriostatic properties, so it can be safely used in the field of cosmetics, not only as a whitening ingredient, but also as an additive for oxidizing hair fuels, used to enhance the strength of color.
In the pharmaceutical industry, caffeic acid is often used in the prevention and treatment of bleeding in internal medicine and surgery, especially in the treatment of gynecological hemorrhagic diseases, because of its functions of lowering lipid and lowering glucose, antibacterial and antiviral, anti-mutagenesis, anti-cancer, immunological regulation, and cardiovascular protection. In addition, In tumor disease radiotherapy, chemotherapy and other reasons caused by leukopenia, thrombocytopenia, aplastic leukopenia and other symptoms can also play a certain therapeutic effect.