| abstract |
The present invention provides an electrolytic solution having excellent performance in a low temperature environment and having a high withstand voltage, and an electrochemical element excellent in long-term stability that can be used stably even at low temperatures. An electrolyte containing a compound (A) represented by the general formula (1) and a non-aqueous mixed solvent (H), the non-aqueous mixed solvent (H) is at least one sulfolane derivative (S) selected from the group consisting of sulfolane, 3-methylsulfolane and 2,4-dimethylsulfolane, and a chain carbonate ester (C) represented by the general formula (2) An electrolytic solution for an electrochemical element, characterized by comprising [Selection] Figure 1 |