ELECTROLYTE FOR LITHIUM-SULFUR BATTERY AND LITHIUM-SULFUR BATTERY COMPRISING SAME

The present invention relates to an electrolyte solution for a lithium-sulfur battery comprising a lithium salt, an organic solvent and an additive, wherein the additive comprises a compound represented by Formula 1, and therein R1 to R6 are the same as or different from each other, and are each independently selected from the group consisting of hydrogen; deuterium; a substituted or unsubstituted C1 to C60 alkyl group; a substituted or unsubstituted C6 to C60 aryl group; a substituted or unsubstituted C1 to C60 alkoxy group; and a substituted or unsubstituted C6 to C60 aryloxy group, and at least one of R1 to R6 is not H, and a lithium-sulfur battery containing the same.