Sulfamic acid

Sulfamic acid is a chemical compound with the formula HOSO2NH2. It is a white, stable, crystalline solid that is soluble in water, where it slowly hydrolyzes to ammonium bisulfate (NH4)HSO4.

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Sulfamic acid 

Sulfamic acid is a chemical compound with the formula HOSO2NH2. It is a white, stable, crystalline solid that is soluble in water, where it slowly hydrolyzes to ammonium bisulfate (NH4)HSO4.

Properties

  • Molecular formula: HOSO2NH2
  • Molecular weight: 97.1 g/mol
  • Appearance: White, crystalline solid
  • Odor: Odorless
  • Melting point: 205 °C
  • Boiling point: 320 °C
  • Density: 2.15 g/cm³
  • Solubility: Soluble in water, alcohol, and ether
  • Acidity: Weak acid, pKa = 6.8

Uses

  • Detergents and cleaning products
  • Manufacture of sweeteners
  • Manufacture of pharmaceuticals

Precautions

  • Irritating to skin and eyes
  • Do not ingest
  • Wear gloves and safety glasses when handling

Additional information

Sulfamic acid is a weak acid, meaning that it does not completely dissociate in water. This makes it a good choice for use in detergents and cleaning products, as it is less likely to cause corrosion than stronger acids. Sulfamic acid is also used in the manufacture of sweeteners, such as cyclamate and acesulfame potassium. It is also used in the manufacture of some pharmaceuticals, such as the antibacterial sulfonamides.

Sulfamic acid is a safe chemical when used properly. However, it can be irritating to the skin and eyes. It is important to wear gloves and safety glasses when handling sulfamic acid.

Data sheet

CAS Number
5329-14-6
HS Code
2811190090
Chemical Formula
HOSO2NH2
Type
crystalline solid
Utilisation
Detergents
Couleur
white