TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preparation: (Claimed) A fullerene-perylene functional molecule is prepared by performing substitution of benzidine and di-tert.-butyl dicarbonate (Boc2O) at mole ratio of 0.8-1.2:0.8-1.2 at room temperature for 12-36 hours to prepare 1st compound of Boc protecting group, performing substitution of 1st compound, anhydrous sodium carbonate, and alkyl bromoacetate of formula (BrCH2CO2R) at mole ratio of 0.8-1.2:1.2-2:0.8-1.2 at room temperature for 10-24 hours to obtain 2nd compound, reacting 2nd compound, 60 carbon-containing fullerene, and glyoxylic acid alkyl ester of formula (HCOCO2R) occurring Prato at mole ratio of 1.8-2.2:0.8-1.2:1.6-12 at 140-160 degrees C for 0.5-5 hours to obtain 3rd compound, reacting 3rd compound in chloroform to remove Boc protecting group at room temperature for 0.5-5 hours and obtain 4th compound, and performing catalysis of 4th compound and 5th compound at mole ratio of 2.8-3.2:1:10-15 at 70-90 degrees C for 3-7 days. Preferred Processes: The 1st compound is obtained by dissolving benzidine in 1,4-dioxane at ratio of 15-25(g:ml), mixing under gas protection for 5-40 minutes, dissolving Boc2O in 1,4-dioxane at ratio of 1:4-6 (g:ml), slowly dropping benzidine solution by dropping funnel, controlling dropping process for 30 minutes, stirring at room temperature, performing thin layer chromatography until content is greater than or equal to 80% of target product, stopping reaction, removing solvent in system, separating crude product, and eluting petroleum from hexanoate and hexyl acetate at volume ratio of 4:1, collecting, concentrating, and vacuum drying. The 2nd compound is obtained by dissolving 1st compound in dimethylformamide (DMF) at ratio of 1:1.5-2.5 (g:ml), adding anhydrous potassium carbonate (K2CO3), reacting at room temperature under gas protection for 5-40 minutes, quickly adding BrCH2CO2R, introducing gas for 5-20 minutes, sealing reaction vial, controlling reaction temperature to room temperature for 10-24 hours, performing thin layer chromatography, removing DMF under reduced pressure, and separating by column. The 3rd compound is obtained by dissolving 60 carbon-containing fullerene in dichlorobenzene at ratio of 1:50-55 (g:ml), adding 2nd compound, reacting at room temperature, protecting by air for 20-80 minutes, adding compound of formula (HCOCO2R), continuously introducing gas for 5-20 minutes, placing in oil bath, heating to 140-160 degrees C, stopping reaction when residual amount of fullerene is 30-40%, decompressing, removing o-dichlorobenzene, dissolving reaction mixture in carbon disulfide, separating by column chromatography, and eluting. The 4th compound is obtained by dissolving 3rd compound in chloroform at ratio of 1:110-130 (g:ml), placing reaction solution under gas protection, mixing olive for 5-20 minutes, adding hexanoate at ratio of 1:15-25 (g:ml), stirring at room temperature for 0.5-5 hours, performing thin layer chromatography, stopping reaction, spin drying solvent, and filtering by silica gel. Preparation includes dissolving 4th compound in chloroform at ratio of 1:150-200 (g:ml), adding 5th compound, placing in oil bath, preheating to 70-90 degrees C, performing thin layer chromatography, stopping reaction when 5th compound is completely consumed, cooling to room temperature, extracting chloroform and water, drying organic phase by anhydrous sulfate, spin drying solvent, and separating.