4-Hydroxy-1-naphthalenesulfonic acid(CAS: 84-87-7)

4-Hydroxy-1-naphthalenesulfonic acid (CAS: 84-87-7) is an organic compound with the chemical formula C10H8O3S. It is a white crystalline solid that is soluble in water and commonly used as a precursor in the synthesis of various dyes and pharmaceutical intermediates. The compound contains a naphthalene ring with a sulfonic acid group and a hydroxyl group, providing it with unique chemical reactivity and functional properties.

4-Hydroxy-1-naphthalenesulfonic acid (CAS: 84-87-7) is primarily used in the production of azo dyes, such as tartrazine and sunset yellow, which are widely applied in the food and textile industries. It also serves as an important intermediate in pharmaceutical synthesis, contributing to the development of drugs and other chemical products. Additionally, it finds applications in research and industrial chemical processes due to its reactivity and structural versatility.

4-Hydroxy-1-naphthalenesulfonic acid (CAS: 84-87-7) is generally considered safe when handled properly. However, it may cause skin and eye irritation, and prolonged exposure could lead to respiratory issues. Safety precautions include wearing appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. It is advisable to follow safety standards set by OSHA and other regulatory bodies to ensure safe usage in industrial and laboratory settings.

4-Hydroxy-1-naphthalenesulfonic acid (CAS: 84-87-7) should be stored in a cool, dry, and well-ventilated area, away from direct sunlight. It is best kept in a sealed container to prevent moisture absorption and maintain stability. Storage at temperatures below 25°C is recommended, and exposure to humidity or light should be minimized to avoid degradation of the compound.