4-Amino-2-hydroxybenzoic acid(CAS: 65-49-6)

4-Amino-2-hydroxybenzoic acid, also known as aminosalicylic acid, is a compound with the chemical formula C7H7NO3. It is a white crystalline solid that is soluble in water and has acidic properties due to the carboxylic acid group. This compound is commonly used in various chemical applications due to its versatile functional groups.

4-Amino-2-hydroxybenzoic acid is widely used in pharmaceuticals as a precursor for drugs like sulfasalazine. It also finds applications in the synthesis of dyes, pharmaceutical intermediates, and other organic compounds. Its use in food additives and research is limited, primarily due to its chemical reactivity and specific functional groups.

4-Amino-2-hydroxybenzoic acid is generally considered safe when handled properly. However, it may cause skin and eye irritation. Safety standards recommend using protective gloves and goggles, and proper ventilation. It is important to follow standard chemical safety protocols to ensure safe handling and use.

4-Amino-2-hydroxybenzoic acid should be stored in a cool, dry, and well-ventilated place, away from light. It is best kept in a sealed container to prevent moisture absorption. Storage at temperatures below 25°C is recommended to maintain stability and prolong shelf life.