Ligustilide, also known as East Angelica lactone phthalate,is extracted from root of Angelica sinensis (Oliv.) Disls.Ligustilide is considered to be the main active ingredient of volatile oil of the traditional Chinese medicine Angelica sinensis (Oliv.) Disls. CAS NO.: 4431-01-0 Molecular formula: C30H48O3 Molecular weight: 190.24 Model No. LI1 Discription Brown powder Quality and Specification 1% HPLC Function a. Be generally used to cure bronchitis and gynecological diseases. b.Improve the micro-circulatory system. c. Be used in the treatment of eyestrain and can prevent the appearance of wrinkles. d. cancer adjuvant treatment agent.