Paraquat is the trade name for N,N′-dimethyl-4,4′-bipyridinium dichloride, is the organic compound with the formula [(C4H4N)2]Cl2. It is classified as a viologen, a family of redox-active heterocycles of similar structure.
Paraquat |
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Names |
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IUPAC name |
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Other names |
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Identifiers |
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CAS Registry Number |
1910-42-5 |
Properties |
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Chemical formula |
C12H14Cl2N2 |
Molar mass |
257.16 g·mol−1 |
Appearance |
Yellow solid |
Odor |
faint, ammonia-like |
Density |
1.25 g/cm3 |
Melting point |
175 to 180 °C (347 to 356 °F; 448 to 453 K) |
Boiling point |
> 300 °C (572 °F; 573 K) |
Solubility in water |
High |
Vapor pressure |
<0.0000001 mmHg (20°C) |