1. Identification of chemical constituents in Cortex Moutan The biological activity of CM is usually associated with their chemical constituents. Therefore, the compounds in CM were identified by 1 H NMR and 13 C NMR. A total of 24 compounds were tentatively identified, including eleven mono-phenols (1-11), seven terpenoids (12-18), three flavonoids (19-21), two sterols (22 and 23) and one coumarin (24);Wang;ferulic acid (9) (Mssillou et al., 2022), isoferulic acid,1990
2. Polar compounds from Parentucellia viscosa (L.) Caruel from Sardinia;Alessandro;Natural Product Research,2015
3. Benzoic acid derivatives from Stocksia brahuica;Z Ali;Phytochemistry,1998