3-Amino-4-methylbenzenesulfonic acid, also known as p-toluenesulfonic acid, is an aromatic sulfonic acid characterized by the presence of an amino group and a methyl group on a benzene ring, along with a sulfonic acid functional group. This compound is typically a white to light yellow crystalline solid that is soluble in water and polar organic solvents. It exhibits acidic properties due to the sulfonic acid group, making it useful as a reagent in organic synthesis and as a catalyst in various chemical reactions. The amino group can participate in nucleophilic substitution reactions, while the sulfonic acid group enhances the compound's reactivity and solubility. 3-Amino-4-methylbenzenesulfonic acid is often utilized in the production of dyes, pharmaceuticals, and as an intermediate in the synthesis of other chemical compounds. Safety precautions should be observed when handling this substance, as it may cause irritation to the skin and eyes.

3-Amino-4-methylbenzenesulfonic acid

618-03-1: 1-Amino-2-methyl-5-benzenesulfonic acid, 2-Amino Toluene-4-Sulphonic Acid, 2-Amino-4-Methylbenzenesulfonic Acid, 2-Amino-4-toluenesulfonic acid, 2-Amino-toluene-4-sulfonic acid, 2-Methyl-5-sulfoaniline, 3-Amino-4-Methylbenzenesulfonic Acid, 3-Amino-4-methylbenzene-1-sulfonic acid, 3-Amino-p-toluenesulfonic acid, 4-Amino-3-Methylbenzenesulfonic Acid, 4-Methylmetanilic Acid, Benzenesulfonic acid, 3-amino-4-methyl-, NSC 7922, Ortho toludine 4 sulphonic acid, p-Toluenesulfonic acid, 3-amino-

2-Amino-4-methylbenzenesulfonic acid

2-Aminotoluene-4-sulfonicacid is a functional group that consists of an amine and sulfonic acid. It is the conjugate base of 2-aminotoluene-4-sulfonic acid. This molecule has two hydrogen bonds with water molecules, which are oriented in opposite directions. The molecule also has one hydrogen bond with an anion, which can be either a hydroxide ion or a chloride ion. 2-Aminotoluene-4-sulfonicacid is soluble in water and nonpolar solvents such as ether. This compound can be analyzed by gas chromatography or liquid chromatography with mass spectrometry detection (LCMS).

CAS 618-03-1: 3-Amino-4-methylbenzenesulfonic acid

2-Amino-4-methylbenzenesulfonic acid

Ref: IN-DA003IY8

2-Aminotoluene-4-sulfonicacid

Ref: 3D-FA151110