hydroxytropacocaine hydroxytropacocaine hydroxytropacocaine is a tropane alkaloid found in erythroxylum coca. hydroxytropacocaine names iupac name 1-hydroxy-8-methyl-8-aza-bicyclooct-3-yl benzoate identifiers cas number 156497-23-3 y 3d model (jsmol) interactive image chemspider 9229602 y pubchem cid 11054441 comptox dashboard (epa) dtxsid20453559 inchi inchi=1s/c15h19no3/c1-16-12-7-8-15(16,18)10-13(9-12)19-14(17)11-5-3-2-4-6-11/h2-6,12-13,18h,7-10h2,1h3/t12-,13-,15-/m1/s1 ykey: xjpjwhpaemzder-umvbohghsa-n yinchi=1/c15h19no3/c1-16-12-7-8-15(16,18)10-13(9-12)19-14(17)11-5-3-2-4-6-11/h2-6,12-13,18h,7-10h2,1h3/t12-,13-,15-/m1/s1key: xjpjwhpaemzder-umvbohghbb smiles o=c(o1c2n(c)(o)(c1)cc2)c3ccccc3 properties chemical formula c15h19no3 molar mass 261.32 g/mol except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). y verify (what is yn ?) infobox references