Codeine codeine (5alpha,6alpha)-7,8-Didehydro-4,5-epoxy-3-methoxy-17-methylmorphinan-6-ol 2670 3-methoxy-17-methyl-7,8-didehydro-4,5alpha-epoxymorphinan-6alpha-ol 7,8-didehydro-4,5alpha-epoxy-3-methoxy-17-methylmorphinan-6alpha-ol Beilstein:5303198 Beilstein:5768734 Beilstein:94996 C18H21NO3 CHEBI:14006 CHEBI:16714 CHEBI:23348 CHEBI:3803 ChemIDplus:76-57-3 CiteXplore:2215478 Codein Codeine Codeine is an alkaloid found in the opium poppy, Papaver somniferum var. album; has analgesic, anti-tussive and anti-diarrhoeal properties. Codicept Coducept DrugBank:DB00318 Gmelin:232454 InChI=1S/C18H21NO3/c1-19-8-7-18-11-4-5-13(20)17(18)22-16-14(21-2)6-3-10(15(16)18)9-12(11)19/h3-6,11-13,17,20H,7-9H2,1-2H3/t11-,12+,13-,17-,18-/m0/s1 InChIKey=OROGSEYTTFOCAN-DNJOTXNNSA-N KEGG COMPOUND:76-57-3 KEGG COMPOUND:C06174 NIST Chemistry WebBook:76-57-3 O(3)-methylmorphine Wikipedia:Codeine [H][C@]12C=C[C@H](O)[C@@H]3Oc4c(OC)ccc5C[C@H]1N(C)CC[C@@]23c45 codeina codeine codeine anhydrous l-codeine methylmorphine morphine 3-methyl ether morphine monomethyl ether morphine-3-methyl ether morphinane alkaloid organic heteropentacyclic compound