PROBLEM TO BE SOLVED: To provide a salt of a short-acting benzodiazepine as a medicament for sedative or hypnotic, anxiolytic, muscle relaxant, or anticonvulsant purposes.SOLUTION: A besylate salt of a benzodiazepine represented by the formula is disclosed.COPYRIGHT: (C)2013,JPO&INPIT【課題】鎮静または催眠、不安緩解、筋弛緩、または抗痙攣の目的のための薬剤としての短時間作用型ベンゾジアゼピンの塩の提供。【解決手段】下記式で表されるベンゾジアゼピンのベシル酸塩。【選択図】図7