1.0 2026-09-22 02:57:43 UTC 2026-09-22 02:58:32 UTC FDB117578 12-Methoxycarnosic acid (4aR,10aS)-5-hydroxy-6-methoxy-1,1-dimethyl-7-propan-2-yl-2,3,4,9,10,10a-hexahydrophenanthrene-4a-carboxylic acid (4aR,10aS)-5-hydroxy-7-isopropyl-6-methoxy-1,1-dimethyl-2,3,4,9,10,10a-hexahydrophenanthrene-4a-carboxylic acid C21H30O4 InChI=1S/C21H30O4/c1-12(2)14-11-13-7-8-15-20(3,4)9-6-10-21(15,19(23)24)16(13)17(22)18(14)25-5/h11-12,15,22H,6-10H2,1-5H3,(H,23,24)/t15-,21+/m0/s1 QQNSARJGBPMQDI-YCRPNKLZSA-N belongs to the class of organic compounds known as diterpenoids. These are terpene compounds formed by four isoprene units. Diterpenoids Organic compounds Lipids and lipid-like molecules Prenol lipids Diterpenoids Aromatic homopolycyclic compounds 1-hydroxy-4-unsubstituted benzenoids Alkyl aryl ethers Anisoles Carbonyl compounds Carboxylic acids Cumenes Hydrocarbon derivatives Hydrophenanthrenes Monocarboxylic acids and derivatives Naphthalenecarboxylic acids Organic oxides Tetralins 1-hydroxy-4-unsubstituted benzenoid 1-naphthalenecarboxylic acid 1-naphthalenecarboxylic acid or derivatives Abietane diterpenoid Alkyl aryl ether Anisole Aromatic homopolycyclic compound Benzenoid Carbonyl group Carboxylic acid Carboxylic acid derivative Cumene Diterpenoid Ether Hydrocarbon derivative Hydrophenanthrene Monocarboxylic acid or derivatives Organic oxide Organic oxygen compound Organooxygen compound Phenanthrene Phenol Phenol ether Tetralin formula C21H30O4 ChemAxon inchi InChI=1S/C21H30O4/c1-12(2)14-11-13-7-8-15-20(3,4)9-6-10-21(15,19(23)24)16(13)17(22)18(14)25-5/h11-12,15,22H,6-10H2,1-5H3,(H,23,24)/t15-,21+/m0/s1 ChemAxon inchikey QQNSARJGBPMQDI-YCRPNKLZSA-N ChemAxon