rilmazolam rilmazolam rilmazolam, is a benzodiazepine derivative which acts as a sedative and hypnotic drug, and the active metabolite of the drug rilmazafone. it has never been developed for medical uses, yet the aforementioned prodrug is an approved medication in japan. rilmazolamclinical datatrade names(none, active metabolite of rilmazafone)legal statuslegal status generally legal identifiers iupac name 8-chloro-6-(2-chlorophenyl)-n,n-dimethyl-4h-triazolobenzodiazepine-2-carboxamide cas number50330-59-1 ypubchem cid148494unii242t8wv28acomptox dashboard (epa)dtxsid50198345chemical and physical data3d model (jsmol)interactive image smiles cn(c)c(=o)c1=nn2c(=n1)cn=c(c3=c2c=cc(=c3)cl)c4=cc=cc=c4cl inchi inchi=inchi=1s/c19h15cl2n5o/c1-25(2)19(27)18-23-16-10-22-17(12-5-3-4-6-14(12)21)13-9-11(20)7-8-15(13)26(16)24-18/h3-9h,10h2,1-2h3key:ymjxpugnwiwfji-uhfffaoysa-n