sulfamic acid CAS Number: 5329-14-6
Pharmaceutical Materials 2025-03-02
CAS Number: 5329-14-6
Molecular Formula: H3NO3S
Molecular Weight: 97.09
Appearance: White crystalline powder
Melting Point: 215-225°C
Boiling Point: 247°C
Solubility: Soluble in water and liquid ammonia.
Sulfamic acid, with the CAS number 5329-14-6, is a versatile inorganic acid that finds widespread application in various industries. It is characterized by its strong acidity and stability in dry conditions. Sulfamic acid exists as a white crystalline solid and is non-volatile and non-hygroscopic. This chemical is highly soluble in water and demonstrates strong acidic properties in aqueous solutions, making it suitable for use as a catalyst, stabilizer, and cleaning agent.
| Property | Value |
|---|---|
| Chemical Formula | H3NO3S |
| CAS Number | 5329-14-6 |
| Molecular Weight | 97.09 g/mol |
| Physical State | White crystalline solid |
| Melting Point | 205°C (decomposition starts at 209°C) |
| Density | 2.126 g/cm³ |
| Solubility | Soluble in water, liquid ammonia, and nitrogen-containing organic solvents; insoluble in ethanol and ether |
| pH Value | 1.18 (25°C, aqueous solution) |
| Chemical Property | Strong acid in aqueous solution, reacts with metal oxides to form salts, stable in dry conditions but decomposes slowly in the presence of water or moisture |
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