Батокапроиндисульфоновая кислота, динатриевая соль гидрат

Химические свойства

white to beige powder

Использование

Bathocuproinedisulfonic acid disodium salt is used for the determination of iron, copper and uric acid. It is also used as a stain for proteins in polyacrylamide gels.

Методы очистки

Inorganic pKEst~0 salts and some coloured species can be removed by dissolving the crude material in the minimum volume of water and precipitating by adding EtOH. The purified reagent can be obtained by careful evaporation of the filtrate. Recrystallise it from EtOH and dry it in a vacuum at room temperature in the dark. [Lorenzo et al. J Electroanalyt Chem 356 43 1993, Watkins et al. Microchem J 16 14 1971.] Dimethylphenylsilyl chloride (DMPSCl, chlorodimethylphenylsilane, phenyl dimethyl