3,4-dihydroxybenzoic acid is a water-soluble phenolic acid component, which is mainly used as pharmaceutical raw materials. 3,4-dihydroxybenzoic acid not only plays an important role in the field of pharmaceutical synthesis, but also used in the synthesis of organic intermediates, fuel synthesis, chemical reagents, etc.
3,4-dihydroxybenzoic acid has a variety of medicinal activities, such as antiviral activities. Bacteriostatic, anti-inflammatory, anti-oxidation, anti-platelet agglutination, reduce cardiac oxygen consumption, nerve protection, slow heart rate, etc.
At present, 3,4-dihydroxybenzoic acid is used as the key raw material to prepare a variety of medical drugs, such as anti-tumor drug erlotinib, sodium channel inactivation gate inhibitor veratrol, respiratory drug mypiphalin hydrochloride, hepatitis B drug helipharin II, new gastrointestinal motility promoting drug Itopapride hydrochloride, anesthesia yimixing and so on. It is used for clinical treatment.
An appropriate amount of 3,4-dihydroxybenzoic acid should be used through regular medical treatment to avoid toxic symptoms such as indolence, shortness of breath and convulsions of limbs caused by excessive use of 3, 4-Dihydroxybenzoic acid.