Organic electrolytic solution and lithium battery employing the same

An organic electrolytic solution comprising:

• a lithium salt;
• an organic solvent containing a high dielectric constant solvent and a low boiling point solvent;
• and
• a compound represented by formula (1):
• where each of R1 and R2 is independently a hydrogen atom, a halogen atom, a hydroxy group, a substituted or unsubstituted C1-20 alkyl group, a substituted or unsubstituted C1-20 alkoxy group, a substituted or unsubstituted C2-20 alkenyl group, a substituted or unsubstituted C6-30 aryl group, a substituted or unsubstituted C6-30 aryloxy group, a substituted or unsubstituted C2-30 heteroaryl group, or a substituted or unsubstituted C2-30 heteroaryloxy group;
• each of R3, R4, R5, R6, R7 and R8 is independently a hydrogen atom, a halogen atom, a hydroxy group, a substituted or unsubstituted C1-20 alkyl group, a substituted or unsubstituted C1-20 alkoxy group, a substituted or unsubstituted C2-20 alkenyl group, a substituted or unsubstituted C6-30 aryl group, a substituted or unsubstituted C6-30 aryloxy group, a substituted or unsubstituted C2-30 heteroaryl group, or a substituted or unsubstituted C2-30 heteroaryloxy group;
• and
• n is an integer between 0 and 4.