| abstract |
Disclosed is a non-aqueous electrolyte solution that can realize a secondary battery having excellent low-temperature discharge characteristics and excellent cycle characteristics. A nonaqueous electrolytic solution containing a monofluorophosphate and / or a difluorophosphate, and further containing a compound represented by the following general formula (1). [R 1 to R 5 are a hydrogen atom, a halogen atom, a hydrocarbon group having 1 to 20 carbon atoms which may be substituted with a halogen atom, A is a carbon atom or the like. B is a carbon or sulfur atom. p is 0 or 1; ] [Selection figure] None |