2-Methyl-5-nitrobenzenesulfonic acid(CAS: 121-03-9)

2-Methyl-5-nitrobenzenesulfonic acid is a chemical compound with the formula C7H7NO3S. It is a white crystalline solid with a pungent odor and is used in various industrial, pharmaceutical, and research applications.

2-Methyl-5-nitrobenzenesulfonic acid is primarily used as a reagent in organic synthesis, dye intermediates, and as a chemical intermediate for the production of other compounds. It is also utilized in the pharmaceutical industry for the synthesis of certain drugs and in research for its reactivity with functional groups.

2-Methyl-5-nitrobenzenesulfonic acid is generally considered safe when handled with proper safety measures. It is slightly toxic by ingestion and inhalation. Users should wear appropriate protective equipment, such as gloves and goggles, and ensure good ventilation. Storage should be in a cool, dry place, away from heat and sources of ignition.

2-Methyl-5-nitrobenzenesulfonic acid should be stored in a cool, dry, and well-ventilated area away from heat and sources of ignition. It should be kept in a tightly closed container to avoid exposure to moisture and light. The storage temperature should not exceed 25°C, and the product should be protected from direct sunlight and humidity.