45344 <common-name>Methylnaltrexone</common-name> <description nil="true"/> <cas>73232-52-7</cas> <pubchem-id>5361918</pubchem-id> <chemical-formula>C21H26NO4</chemical-formula> <weight nil="true"/> <appearance nil="true"/> <melting-point nil="true"/> <boiling-point nil="true"/> <density nil="true"/> <solubility nil="true"/> <specific-gravity nil="true"/> <flash-point nil="true"/> <vapour-pressure nil="true"/> <route-of-exposure nil="true"/> <target nil="true"/> <mechanism-of-toxicity nil="true"/> <metabolism nil="true"/> <toxicity nil="true"/> <lethaldose nil="true"/> <carcinogenicity nil="true"/> <use-source nil="true"/> <min-risk-level nil="true"/> <health-effects nil="true"/> <symptoms nil="true"/> <treatment nil="true"/> <created-at type="dateTime">2016-06-03T11:54:32Z</created-at> <updated-at type="dateTime">2026-04-14T16:24:37Z</updated-at> <interacting-proteins nil="true"/> <wikipedia nil="true"/> <uniprot-id nil="true"/> <kegg-compound-id nil="true"/> <omim-id nil="true"/> <chebi-id nil="true"/> <biocyc-id nil="true"/> <ctd-id nil="true"/> <stitch-id nil="true"/> <drugbank-id>DB06800</drugbank-id> <pdb-id nil="true"/> <actor-id nil="true"/> <organism nil="true"/> <export type="boolean">true</export> <metabolizing-proteins nil="true"/> <transporting-proteins nil="true"/> <moldb-smiles>[H][C@@]12OC3=C(O)C=CC4=C3[C@@]11CC[N+](C)(CC3CC3)[C@]([H])(C4)[C@]1(O)CCC2=O</moldb-smiles> <moldb-formula>C21H26NO4</moldb-formula> <moldb-inchi>InChI=1S/C21H25NO4/c1-22(11-12-2-3-12)9-8-20-17-13-4-5-14(23)18(17)26-19(20)15(24)6-7-21(20,25)16(22)10-13/h4-5,12,16,19,25H,2-3,6-11H2,1H3/p+1/t16-,19+,20+,21-,22?/m1/s1</moldb-inchi> <moldb-inchikey>JVLBPIPGETUEET-GAAHOAFPSA-O</moldb-inchikey> <moldb-average-mass type="decimal">356.4354</moldb-average-mass> <moldb-mono-mass type="decimal">356.186183325</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp nil="true"/> <hmdb-id nil="true"/> <chembl-id nil="true"/> <chemspider-id>4514884</chemspider-id> <structure-image-file-name nil="true"/> <structure-image-content-type nil="true"/> <structure-image-file-size type="integer" nil="true"/> <structure-image-updated-at type="dateTime" nil="true"/> <biodb-id nil="true"/> <synthesis-reference nil="true"/> <structure-image-caption nil="true"/> <chemdb-id>CHEM044239</chemdb-id> <dsstox-id>DTXSID20873339</dsstox-id> <toxcast-id nil="true"/> <stoff-ident-origin>UBA</stoff-ident-origin> <stoff-ident-id>SI00005389</stoff-ident-id> <susdat-id>NS00006486</susdat-id> <iupac>(1S,5R,13R,17S)-4-(cyclopropylmethyl)-10,17-dihydroxy-4-methyl-14-oxo-12-oxa-4-azapentacyclo[9.6.1.0¹,¹³.0⁵,¹⁷.0⁷,¹⁸]octadeca-7(18),8,10-trien-4-ium</iupac> </compound>