4-Styrenesulfonic acid(CAS: 9080-79-9)

4-Styrenesulfonic acid is an organic compound with the CAS number 9080-79-9. It is a water-soluble acid with a pKa of approximately 2.7. This compound is used in various applications such as dye synthesis, pharmaceuticals, and as a precursor in the production of polyacrylonitrile.

4-Styrenesulfonic acid is primarily used in dye synthesis, pharmaceutical applications, and as a monomer in the production of polyacrylonitrile. It is also employed in research for studying ion-exchange properties and as a sulfonating agent in organic chemistry.

4-Styrenesulfonic acid is generally considered safe when handled with appropriate precautions. It is a corrosive substance and may cause skin irritation. Proper protective measures, such as gloves and goggles, should be worn during handling. It is important to avoid contact with eyes, skin, and inhalation.

4-Styrenesulfonic acid should be stored in a cool, dry place away from heat and direct sunlight. It should be kept in a sealed container to prevent moisture absorption. The storage temperature should not exceed 25°C, and it should be protected from freezing. Handling should be done in a well-ventilated area to avoid inhalation of the fumes.