(1-methylimidazole)[5,10,15,20-tetrakis(4-diethylphosphonomethylphenyl)porphyrinato](triethyl phosphite)osmium(II) 、 potassium hydroxide 在
CH
3SiBr 作用下,
以
二氯甲烷 、
水 为溶剂,
以68%的产率得到tripotassium [(1-methylimidazole)[5,10,15,20-tetrakis(4-phosphonomethylphenyl)porphyrinato](triethyl phosphite)osmate(III)]