NON-AQUEOUS ELECTROLYTE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME

The present invention relates to a non-aqueous electrolyte for a lithium secondary battery, which includes a compound represented by Formula 1, an organic solvent containing a nitrile-based solvent in an amount of 90 vol% to 100 vol%, and a lithium salt, wherein an amount of the compound represented by Formula 1 is in a range of 2 wt% to 50 wt% based on a total weight of the non-aqueous electrolyte, and a lithium secondary battery including the non-aqueous electrolyte.