Disodium 9,10-dioxo-9,10-dihydro-2,7-anthracenedisulfonate(CAS: 853-67-8)

Disodium 9,10-dioxo-9,10-dihydro-2,7-anthracenedisulfonate is a crystalline compound with a molecular weight of approximately 442.25 g/mol. It has low solubility in water but higher solubility in organic solvents. The compound is highly reactive and can undergo various chemical transformations, including oxidation and reduction reactions. It is typically used in analytical chemistry and serves as a chromogenic reagent in certain assays.

Disodium 9,10-dioxo-9,10-dihydro-2,7-anthracenedisulfonate is synthesized through a multi-step process involving the sulfonation of anthracene, followed by the oxidation of the resulting sulfonic acid to form the dioxo derivative. The synthesis typically uses sulfur trioxide or oleum as the sulfonating agent, and ferric chloride as a catalyst. The overall yield is around 70-80%, and the product is purified by recrystallization from appropriate solvents.

Disodium 9,10-dioxo-9,10-dihydro-2,7-anthracenedisulfonate is primarily used in the pharmaceutical industry as a chromogenic reagent in analytical methods. It is also employed in the polymer industry for the detection of impurities and in the sensor industry for the development of colorimetric sensors. Additionally, it has applications in semiconductor manufacturing for quality control purposes.

When handling Disodium 9,10-dioxo-9,10-dihydro-2,7-anthracenedisulfonate, proper personal protective equipment (PPE) should be worn, including gloves, safety goggles, and a lab coat. It should be handled in a fume hood to avoid inhalation. Spills should be cleaned up using appropriate absorbent materials and the area should be well-ventilated. A Safety Data Sheet (SDS) should be consulted for detailed handling and disposal information. Due to its reactivity, it should be stored in a dry, cool place away from direct sunlight and flammable materials.