Bromazolam Powder (Chemical Abstracts Service [CAS] registry number: 71368-80-4; CAS name: 8-bromo-1-methyl6-phenyl-4H-S-triazolo[4,3-a][1,4]benzodiazepine) is a triazolobenzodiazepine that was originally developed as a candidate medication but was never approved for use.