TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preparation (claimed): The (I) is prepared by dissolving dipyrrolylmethane with silicon-fluorene derivative of formula (II) or (III), adding silicon-fluorene porphyrin derivative of formula (IV) and bromating agent to second organic solvent, and reacting for 1-72 hours at 0-120 degrees C to obtain dibromo-siliconfluorene porphyrin derivative of formula (V); dissolving in third organic solvent, adding solution-containing M metal ions, stirring for 0.5-24 hours at 0-30 degrees C to obtain dibromo-siliconfluorene metal porphyrin derivative with the structural formula (VI); and performing Suzuki coupling reaction to (VI) and 9,10-para-di-(4,4,5,5-tetramethyl-1,3,2-dioxapentaborane)anthracene for 12-72 hours at 50-120 degrees C at molar ratio of 1:2-2:1 in anaerobic environment and in presence of the second catalyst and fourth organic solvent, and obtaining (I). Preferred Components: The molar ratio of dipyrrolylmethane to first siliconfluorene derivative to second silicon-fluorene derivative is 1:1-100:1-100; the first catalyst is propionic acid or trifluoroacetic acid; the oxidant is dichloro-dicyano-benzoquinone; and first organic solvent is chloroform and/or dichloromethane. The molar ratio of the silicon-fluorene porphyrin derivative to bromating agent is 1:2-1:5; the bromating agent is tetrahydrofuran solution of N-bromosuccinimide, chloroform solution of N-bromosuccinimide, dimethylformamide solution of N-bromosuccinimide, and/or o-dichlorobenzene solution of N-bromosuccinimide; and the second organic solvent is tetrahydrofuran, chloroform, dimethylformamide, and dichlorobenzene. The molar ratio of the dibromo-silicon-fluorene porphyrin derivative to M metal ions is 1:1-1:5; the third organic solvent is methylene chloride, tetrahydrofuran, benzene and toluene; and the solvent is methanol, ethanol or water. The second catalyst is organic palladium or mixture of organic palladium and organophosphorus ligand; the organic palladium is tris(dibenzylideneacetone)dipalladium(0), tetrakis(triphenylphosphine)palladium(0), palladium(II) acetate or bis(triphenylphosphine)palladium chloride; the organophosphorus ligand is tri(o-tolyl)phosphine or tricyclohexyl phosphine; and fourth organic solvent is tetrahydrofuran, dichloromethane, chloroform, dioxane, dimethylformamide, ethylene glycol dimethyl ether, dimethyl sulfoxide, benzene, chlorobenzene or toluene. The fifth organic solvent is tetrahydrofuran, diethyl ether and dioxane; and the molar ratio of the p-9,10-dibromoanthracene to 2-isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxapentaborane is 1:2-5. Preferred Process: The preparation of 9,10-p-di-(4,4,5,5-tetramethyl-1,3,2-dioxapentaborane) anthracene comprises adding p-9,10-dibromoanthracene to fifth organic solvent, cooling solution to - 78 degrees C with liquid nitrogen/isopropanol, dripping n-butyllithium, reacting for 1-3 hours at - 78 degrees C, adding 2-isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxapentaborane, continuously reacting for 0.5-2 hours at - 78 degrees C, naturally heating to room temperature, and reacting solution for 6-36 hours to obtain 9,10-p-di-(4,4,5,5-tetramethyl-1,3,2-dioxapentaborane) anthracene.