Cresidinesulfonic acid

P-Cresidine_sulfonic_acid.svg

Cresidinesulfonic acid is an organic compound with the chemical formula C_7H_9NO_3S. It is a derivative of cresidine, which is a type of aromatic amine. Cresidinesulfonic acid is primarily used in the synthesis of various dyes and pigments.

Chemical Structure and Properties

Cresidinesulfonic acid consists of a benzene ring substituted with a methyl group, an amino group, and a sulfonic acid group. The presence of these functional groups makes it a versatile intermediate in organic synthesis.

Synthesis

The synthesis of cresidinesulfonic acid typically involves the sulfonation of cresidine. This process introduces the sulfonic acid group into the aromatic ring, resulting in the formation of cresidinesulfonic acid.

Applications

Cresidinesulfonic acid is widely used in the dye and pigment industry. It serves as an intermediate in the production of various azo dyes, which are used to color textiles, leather, and paper. Additionally, it is used in the synthesis of pharmaceuticals and other organic compounds.

Safety and Handling

As with many chemical compounds, proper safety measures should be taken when handling cresidinesulfonic acid. It is important to use appropriate personal protective equipment (PPE) and follow safety guidelines to prevent exposure.

Related Compounds

• Cresidine
• Sulfanilic acid
• Aniline
• Azo dye

See Also

• Dye
• Pigment
• Organic synthesis
• Aromatic amine