| abstract |
An object of the present invention is to provide a novel benzoazepine compound having improved solubility of tolvaptan in water and suitable for use as an injection. The present invention provides a benzazepine compound represented by the following general formula (1) or a salt thereof. [Wherein, R represents a hydrogen atom, a hydroxy group having a protecting group, or the like. R 1 represents a hydrogen atom or a hydroxy protecting group. X represents an oxygen atom or a sulfur atom. ] [Selection figure] None |