monohydroxycinnamic acid organic aromatic compound phenols methoxybenzene sinapic acid 224.068 224.21000 3,5-dimethoxy-4-hydroxycinnamic acid 3-(4-hydroxy-3,5-dimethoxyphenyl)prop-2-enoic acid A monohydroxycinnamic acid that is cinnamic acid in which the phenyl hydrogens at positions 3, 4, and 5 are replaced by methoxy, hydroxy, and methoxy groups, respectively. C11H12O5 CAS:530-59-6 CHEBI:77131 COc1cc(C=CC(O)=O)cc(OC)c1O DrugBank:DB08587 InChI=1S/C11H12O5/c1-15-8-5-7(3-4-10(12)13)6-9(16-2)11(8)14/h3-6,14H,1-2H3,(H,12,13) KEGG:C00482 PCMORTLOPMLEFB-UHFFFAOYSA-N Wikipedia:Sinapinic_acid chebi_ontology