Synonyms: Benzenepropanoicacid, a-[[(2E)-3-[2-[(1E)-2-(3,4-dihydroxyphenyl)ethenyl]-3,4-dihydroxyphenyl]-1-oxo-2-propenyl]oxy]-3,4-dihydroxy-,(aR)- (9CI);Benzenepropanoic acid,a-[[3-[2-[2-(3,4-dihydroxyphenyl)ethenyl]-3,4-dihydroxyphenyl]-1-oxo-2-propenyl]oxy]-3,4-dihydroxy-,[R-(E,E)]-;(+)-Salvianolic acid A;Dan phenolic acid A;Salvianolic acid A;