deschloroetizolam deschloroetizolam deschloroetizolam (also known as etizolam-2) is a thienotriazolodiazepine that is the dechlorinated analog of the closely related etizolam. the compound has been sold as a designer drug. deschloroetizolamclinical datadependenceliabilitymoderateroutes ofadministrationoral, sublingual, rectallegal statuslegal status de: npsg (industrial and scientific use only) uk: under psychoactive substances act illegal in sweden identifiers iupac name 4-phenyl-2-ethyl-9-methyl-6h-thienotriazolodiazepine cas number40054-73-7 ypubchem cid827322chemspider722596unii69hf7j354dchemical and physical dataformulac17h16n4smolar mass308.40 g·mol−13d model (jsmol)interactive image smiles ccc1=cc2=c(s1)n3c(=nn=c3cn=c2c4=cc=cc=c4)c inchi inchi=1s/c17h16n4s/c1-3-13-9-14-16(12-7-5-4-6-8-12)18-10-15-20-19-11(2)21(15)17(14)22-13/h4-9h,3,10h2,1-2h3key:jioborxcogmhsv-uhfffaoysa-n legal status deschloroetizolam is classified and controlled as a hazardous substance in sweden as of on october 15, 2015.