Fullerene derivatives and organic electronic device comprising fullerene derivatives

A fullerene derivative represented by the following Chemical Formula 1:

• wherein, in Chemical Formula 1,
• n is an integer of 1 to 5;
• when n is 2 or greater, structures within a parenthesis are the same as or different from each other;
• Cn is fullerene of C60 to C120;
• R1 to R6 are the same as or different from each other, and each independently hydrogen;
• a halogen group;
• a nitro group;
• a cyano group;
• a carboxylic acid group;
• a hydroxyl group;
• a substituted or unsubstituted carbonyl group;
• a sulfo group (—SO3H);
• a substituted or unsubstituted alkyl group;
• a substituted or unsubstituted alkoxy group;
• a substituted or unsubstituted cycloalkyl group;
• a substituted or unsubstituted alkenyl group;
• a substituted or unsubstituted ester group;
• a substituted or unsubstituted thioester group;
• a substituted or unsubstituted amide group;
• a substituted or unsubstituted ether group;
• a substituted or unsubstituted sulfonyl group (—SO2—);
• a substituted or unsubstituted alkylthioxy group;
• a substituted or unsubstituted arylthioxy group;
• a substituted or unsubstituted alkylamine group;
• a substituted or unsubstituted arylamine group;
• a substituted or unsubstituted arylalkyl group;
• a substituted or unsubstituted heteroarylalkyl group;
• a substituted or unsubstituted aryl group;
• or a substituted or unsubstituted heteroring group, or adjacent substituents bond to each other to form a substituted or unsubstituted hydrocarbon ring;
• or a substituted or unsubstituted heteroring;
• at least one of R1 to R6 is
• o is an integer of 1 to 3, and when o is an integer of 2 or greater, two or more Ls are the same as or different from each other;
• L is substituted or unsubstituted alkylene;
• and
• R is hydrogen;
• a carboxylic acid group;
• a substituted or unsubstituted carbonyl group;
• a substituted or unsubstituted alkyl group;
• a substituted or unsubstituted cycloalkyl group;
• a substituted or unsubstituted alkenyl group;
• a substituted or unsubstituted ester group;
• a substituted or unsubstituted thioester group;
• a substituted or unsubstituted amide group;
• a substituted or unsubstituted sulfonyl group (-SO2-);
• a substituted or unsubstituted arylalkyl group;
• a substituted or unsubstituted aryl group;
• or a substituted or unsubstituted heteroring group.