has functional parent 4-nitrophenol 8-methyl-8-azoniabicyclo[3.2.1]octyl 4-nitrophenyl phenylphosphonate (3-endo)-8-methyl-8-azoniabicyclo[3.2.1]oct-3-yl 4-nitrophenyl phenylphosphonate (3-endo,8-syn)-8-methyl-3-{[(4-nitrophenoxy)(phenyl)phosphoryl]oxy}-8-azoniabicyclo[3.2.1]octane 403.142 403.38820 An organic phosphonate that is phenylphosphonic acid diesterified with tropinium and 4-nitrophenol. C20H24N2O5P CHEBI:78219 C[N@@H+]1[C@H]2CC[C@@H]1C[C@@H](C2)OP(=O)(Oc1ccc(cc1)[N+]([O-])=O)c1ccccc1 InChI=1S/C20H23N2O5P/c1-21-16-7-8-17(21)14-19(13-16)27-28(25,20-5-3-2-4-6-20)26-18-11-9-15(10-12-18)22(23)24/h2-6,9-12,16-17,19H,7-8,13-14H2,1H3/p+1/t16-,17+,19+,28? PMID:24598740 VZXIPESVYBSJJR-SQLBYQSASA-O chebi_ontology p-nitrophenyl 8-methyl-8-azoniabicyclo[3.2.1]octyl phenylphosphonate aryl phosphonate