zapizolam zapizolam zapizolam is a pyridodiazepine drug, which is a benzodiazepine analog of pyridotriazolodiazepine group. it has sedative and anxiolytic effects similar to those produced by benzodiazepine derivatives, and has been sold illicitly as a designer drug. zapizolamclinical dataatc codenoneidentifiers iupac name 8-chloro-6-(2-chlorophenyl)-4h-pyridotriazolodiazepine cas number64098-32-4 ypubchem cid68832chemspider62065 yuniimff90009b9comptox dashboard (epa)dtxsid10214292 echa infocard100.058.774 chemical and physical dataformulac15h9cl2n5molar mass330.171 g·mol−13d model (jsmol)interactive image smiles clc4ccccc4c/3=n/cc1nncn1c2c\3nc(cl)cc2 inchi inchi=1s/c15h9cl2n5/c16-10-4-2-1-3-9(10)14-15-11(5-6-12(17)20-15)22-8-19-21-13(22)7-18-14/h1-6,8h,7h2 ykey:fowabkoxwtzaky-uhfffaoysa-n y (verify)