Caffeic acid is not only the intermediate product of phenylpropane metabolism pathway in tobacco, but also the metabolite of lignin synthesis pathway. It belongs to phenols. Generally, caffeic acid mainly exists in the form of glycosides and esters, with yellow crystal appearance. Caffeic acid can be prepared by chemical reaction of 3, 4-dihydroxybenzaldehyde, 3-methoxy-4-hydroxybenzaldehyde, 3, 4-dimethoxy-benzaldehyde, 3, 4-methylenedioxy-benzaldehyde and substituted cinnamates.
Caffeic acid as a kind of more common phenolic compound, is widely used in medicine, cosmetics and other fields, it has antibacterial, antiviral, anti-oxidation, absorb ultraviolet light, and so on, therefore, application in the field of cosmetics is also very extensive, in addition, caffeic acid can be mainly hemostatic effect in the medical field, such as surgical hemostasis, gynecological hemorrhagic bleeding and so on, It also has other effects, such as reducing fatty acids and regulating immunity.
The above is a brief introduction of caffeic acid by Hangzhou Only Breilai, as well as a description of its appearance, source, form, scope of application, and effect. I hope it will be helpful for everyone to know caffeic acid.
