Tetraphenylphosphonium chloride
Pharmaceutical Materials 2025-03-02
CAS Number: 2600-51-1.
Molecular Formula: C24H20ClP.
Molecular Weight: 362.84 g/mol.
Appearance: White crystalline powder.
Usage: It is widely used as a phase transfer catalyst and an ion-pairing agent in organic synthesis.
| Attribute | Details |
|---|---|
| Chemical Name | Tetraphenylphosphonium chloride |
| CAS Number | 2001-45-8 |
| Formula | C24H20ClP |
| Molecular Weight | 374.84 g/mol |
| Synonyms | Tetraphenylphosphonium chloride, Tetraphenylchlorophosphine, Tetraphenylphosphonium Chloride (TPPCl), Tetraphenylphosphonium salt, Chloride of tetraphenylphosphonium |
| Appearance | White to grayish-white crystalline solid |
| Melting Point | 272-275°C |
| Solubility | Soluble in organic solvents such as toluene, benzene, and chloroform; slightly soluble in water |
| Chemical Structure | Consists of four phenyl groups attached to a central phosphorus atom, with a chloride ion as the counterion |
| Applications | Used as a pharmaceutical intermediate, a cation in studies of membrane transport, and a reagent in organic synthesis |
| Stability | Stable under normal conditions; however, it is hygroscopic and should be stored in a dry environment |
| Hazards | May be harmful if ingested or inhaled; may irritate skin and eyes; handle with appropriate precautions |
| Storage Conditions | Store in a cool, dry place, away from direct sunlight and incompatible materials; keep container tightly closed |
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