TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Component: The alkaline reagent also comprises sodium hydroxide, potassium hydroxide, or sodium hydride.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preparation (claimed): Compound (I) is prepared by reacting 2,3-diamido-9,9'-dialkyl substituted fluorine and aldehyde group, carboxy, acyl chloride, carboxylic group, and carboxylic amino compound, and separating and purifying to obtain 10,10' dialkyl substituted fluorene-2-aryl-imidazole; or adding proper amount of organic solvent in aromatic aldehydes compound and 2,3-diamido-9,9'-dialkyl substituted fluorene that is 0.1-10 times of molar weight, reacting at 30-320 degrees C for 20 minutes to 20 hours, removing solvent after cooling, separating and purifying to obtain 10,10'-dialkyl substituted fluorene-2-aryl-imidazole; or stirring carboxylic compound and 2,3-diamido-9,9'-dialkyl substituted fluorene that is 0.1-10 times of molar weight and polyphthalamide (PPA) at 100-300 degrees C for 3-24 hour, cooling after ending reaction, pouring into water, neutralizing with alkaline reagent comprising sodium bicarbonate or sodium carbonate, extracting and separating to obtain target product 10,10'-dialkyl substituted fluorene-aryl-imidazole; or reflowing carboxylic compound and 2,3-diamido-9,9'-dialkyl substituted fluorene that is 0.1-10 times of molar weight in 3-12 N hydrochloric acid for 3-20 hours, cooling after ending reaction, pouring into water, neutralizing with alkaline reagent, and extracting and separating to obtain target product 10,10'-dialkyl substituted fluorine 2-aryl-imidazole; or adding carboxylic compound and 2,3-diamido-9,9'-dialkyl substituted fluorene that is 0.1-10 times of molar weight of PPA to react under microwave condition for 1 minute to 10 hours, cooling after ending reaction, pouring into water, neutralizing with alkaline reagent, and extracting and separating to obtain target product 10,10'-dialkyl substituted fluorine-2-aryl-imidazole Preferred Method: The method also comprises adding organic solvent in aromatic aldehydes compound and 2,3-diamido-9 9'-dialkyl substituted fluorine that is 0.1-10 times of molar weight, reacting at 30-320 degrees C for 20 minutes to 20 hours, removing solvent after cooling, and separating and purifying to obtain 10,10'-dialkyl substituted fluorine-2-aryl-imidazole; or stirring carboxylic compound, 2,3-diamido-9,9'-dialkyl substituted fluorene that is 0.1-10 times of molar weight and PPA at 100-300 degrees C for 3-24 hour, cooling after ending reaction, pouring into water, neutralizing with alkaline reagent, extracting and separating to obtain target product 10,10'-dialkyl substituted fluorine-2-aryl-imidazole; or reflowing carboxylic compound and 2,3-diamido-9,9'-dialkyl substituted fluorene that is 0.1-10 times of molar weight in 3-12 N hydrochloric acid of for 3-20 hours, cooling after ending reaction, pouring into water, neutralizing with alkaline reagent, extracting and separating to obtain target product 10,10'-dialkyl substituted fluorine-2-aryl-imidazole; or adding carboxylic compound and 2,3-diamido-9,9'-dialkyl substituted fluorene that is 0.1-10 times of molar weight in PPA to react under microwave for 1 minute to 10 hour, cooling after ending reaction, pouring into water, neutralizing with alkaline reagent, extracting and separating to obtain the target product 10,10'-dialkyl substituted fluorine-2-aryl-imidazole. The reaction is carried out at - 20 degrees C or heating at 30-300 degrees C. It can be carried out at room temperature, or by heating or microwave. Preferred Component: The arene or heteroaryl is benzene, pyridine, furan, thiophene, pyrazine, pyrrole, pyrazole, oxazole, thiazole, pyrimidine, piperidine, benzofuran, benzothiophene, indole, benzimidazole, purine, quinoline, isoquinoline, naphthalene, anthracene, phenanthrene, pyrene, fluorenyl, biphenyl, terphenyl, triazine, benzanthracene, benzophenanthrene, indazole, benzoxazole, isoxazole, benzisoxazole, quinoxaline, acridine, pyridazine, or cinnoline. The derivative taking fluorine imidazole framework structure as substituent comprises compound of formula (II), preferably compounds of formulae (IIa)-(IId). The reaction solvent is polyphosphoric acid, dichloromethane, acetonitrile, N,N-dimethyl formamide, dimethyl sulfoxide, dimethyl furan, dichloroethane, imidazole, quinoline, acetic acid, propionic acid, chlorobenzene, o-dichlorobenzene, methanol, ethanol, methylbenzene, benzene, water, 3-12 N hydrochloric acid, and/or dioxane. The alkaline reagent can also be potassium bicarbonate, potassium carbonate, sodium methoxide, sodium ethylate, potassium tert-butoxide, sodium tert-butoxide, triethylamine, triethyl propyl ethyl amine, pyridine, or dimethylaminopyridine alkali.n=1-6;andR1=6-30C arene or heteroaryl, 2-6C allylidene or 2-6C alkynyl. Preferred Definitions:    R1=H, 1-20C straight or branched chain alkyl;    R2=H, 1-20C straight or branched chain alkyl, or 5-7C cycloalkyl substituent at position 9;and    R'=phenyl optionally substituted with halo, nitro, 1-4C alkyl, trifluoromethyl, or formyl.    SPECIFIC COMPOUNDS - 13 Compounds (I) are specifically claimed, e.g. compounds of formulae (Ia)-(Ie).