4-Nitrotoluene-2-sulfonic acid is an organic compound with the chemical formula C7H7NO5S. It is commonly referred to as 4-NTSA. This compound belongs to the family of sulfonic acids, which are characterized by the presence of a sulfonic acid group (-SO3H) attached to an aromatic ring.
4-Nitrotoluene-2-sulfonic acid is primarily used as an intermediate in the synthesis of various organic compounds, including dyes, pigments, and pharmaceuticals. It serves as a building block for the production of colorants and has applications in the textile, printing, and dye industries.
In addition, 4-Nitrotoluene-2-sulfonic acid can undergo chemical reactions such as nitration, sulfonation, and esterification to yield derivatives with different properties and functionalities. These derivatives can exhibit altered solubilities, reactivities, and color characteristics compared to the parent compound.
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