tropacocaine tropacocaine tropacocaine (tropacaine, benzoylpseudotropine, pseudotropine benzoate, descarbomethoxycocaine) is a cocaine-related alkaloid and a contaminant of street cocaine. tropacocaine names systematic iupac name 3-exo-8-methyl-8-azabicyclooctan-3-yl benzoate other names 3β-benzoyloxytropane benzoylpseudotropine pseudotropine benzoate tropacaine identifiers cas number 537-26-8 y 3d model (jsmol) interactive image 3dmet b05721 chembl chembl419588 y chemspider 10194103 y echa infocard 100.007.877 ec number 208-662-4 kegg c10848 y mesh tropacocaine pubchem cid 1083444279436 (1r)6942461 (1r,5r)637578 (1r,5s)6919033 (1s,5s) unii 1i92x32f6h y inchi inchi=1s/c15h19no2/c1-16-12-7-8-13(16)10-14(9-12)18-15(17)11-5-3-2-4-6-11/h2-6,12-14h,7-10h2,1h3/t12-,13+,14- ykey: xqjmxpaefmwdoz-bttyyorxsa-n y smiles cn31cc3c(c1)oc(=o)c2ccccc2 properties chemical formula c15h19no2 molar mass 245.322 g·mol−1 log p 2.607 except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). infobox references chemistry synthesis it can be synthesized from tropine using the mitsunobu reaction.