2-Hydroxy-4-methylbenzenesulphonic acid ammonium

• CAT Number: R033413
• CAS Number: 79093-71-3
• Molecular Formula: C7H11NO4S
• Molecular Weight: 205.23
• Purity: ≥95%
• Synonyms: azane;2-hydroxy-4-methylbenzenesulfonic acid
• IUPAC Name: azanium;2-hydroxy-4-methylbenzenesulfonate
• InChI: InChI=1S/C7H8O4S.H3N/c1-5-2-3-7(6(8)4-5)12(9,10)11;/h2-4,8H,1H3,(H,9,10,11);1H3
• InChIKey: KGBVTRPJPQHXSU-UHFFFAOYSA-N
• SMILES: CC1=CC(=C(C=C1)S(=O)(=O)[O-])O.[NH4+]

2-Hydroxy-4-methylbenzenesulphonic acid ammonium（Cat No.:R033413）is an aromatic sulfonic acid salt widely used as an intermediate in organic synthesis, dyes, and specialty chemical production. Its structure combines a hydroxyl group, methyl substitution, and sulfonate functionality, giving it unique solubility and reactivity properties. In research, it serves as a building block for synthesizing pharmaceuticals, agrochemicals, and functional materials. The compound is also relevant in material chemistry for designing ion-exchange resins and polymers. Its stability and defined composition make it valuable for both industrial applications and laboratory investigations.