1.0 2026-09-21 22:43:49 UTC 2026-09-21 22:44:17 UTC FDB117212 Sinomenine (1R,9S,10S)-3-hydroxy-4,12-dimethoxy-17-methyl-17-azatetracyclo[7.5.3.01,10.02,7]heptadeca-2(7),3,5,11-tetraen-13-one C19H23NO4 InChI=1S/C19H23NO4/c1-20-7-6-19-10-14(21)16(24-3)9-12(19)13(20)8-11-4-5-15(23-2)18(22)17(11)19/h4-5,9,12-13,22H,6-8,10H2,1-3H3/t12-,13+,19-/m1/s1 INYYVPJSBIVGPH-QHRIQVFBSA-N belongs to the class of organic compounds known as morphinans. These are polycyclic compounds with a four-ring skeleton with three condensed six-member rings forming a partially hydrogenated phenanthrene moiety, one of which is aromatic while the two others are alicyclic. Morphinans Organic compounds Alkaloids and derivatives Morphinans Aromatic heteropolycyclic compounds 1-hydroxy-4-unsubstituted benzenoids Alkyl aryl ethers Anisoles Aralkylamines Azacyclic compounds Benzazocines Cyclohexenones Hydrocarbon derivatives Isoquinolones and derivatives Organic oxides Organopnictogen compounds Phenanthrenes and derivatives Piperidines Tetralins Trialkylamines 1-hydroxy-4-unsubstituted benzenoid Alkyl aryl ether Amine Anisole Aralkylamine Aromatic heteropolycyclic compound Azacycle Benzazocine Benzenoid Carbonyl group Cyclic ketone Cyclohexenone Ether Hydrocarbon derivative Isoquinolone Ketone Morphinan Organic nitrogen compound Organic oxide Organic oxygen compound Organoheterocyclic compound Organonitrogen compound Organooxygen compound Organopnictogen compound Phenanthrene Piperidine Tertiary aliphatic amine Tertiary amine Tetralin formula C19H23NO4 ChemAxon inchi InChI=1S/C19H23NO4/c1-20-7-6-19-10-14(21)16(24-3)9-12(19)13(20)8-11-4-5-15(23-2)18(22)17(11)19/h4-5,9,12-13,22H,6-8,10H2,1-3H3/t12-,13+,19-/m1/s1 ChemAxon inchikey INYYVPJSBIVGPH-QHRIQVFBSA-N ChemAxon