Tetramethylammonium chloride (C4H12N.Cl) is a quaternary ammonium salt with a Molecular Weight of 109.60 g/mol. This organic compound has the IUPAC name tetramethylazanium chloride and is classified under the substance groups Quaternary ammonium salts and Chlorides. It requires specific handling due to its acute toxicity, as indicated by workplace labels such as "Caution - toxic material," "Use safety goggles," and "Wear safety gloves." The compound's Melting Point is 420°C (decomposes), and it has a density of 1.1690 at 20°C/4°C.

• CAS Number: 75-57-0
• Molecular Formula: C4H12N.Cl
• Molecular Weight: 109.60
• Exact Mass: 109.0658271
• Melting Point: 420 °C (decomposes)
• Density: 1.1690 at 20 °C/4 °C
• GHS Signal Word: Danger
• Hazard Statements:
• H300 (67%): Fatal if swallowed [Danger Acute toxicity, oral]
• H301: Toxic if swallowed [Danger Acute toxicity, oral]