Compound Q&A
What is Tetrabutylphosphonium chloride (CAS: 2304-30-5)?
Answer
Tetrabutylphosphonium chloride is a quaternary phosphonium salt with the chemical formula [(CH2)3CH3]4P+Cl–. It is a colorless, viscous liquid with low solubility in water but good solubility in organic solvents. This compound is commonly used as a phase transfer catalyst in organic synthesis due to its ability to facilitate reactions between aqueous and organic phases. Its structure consists of a central phosphorus atom bonded to four butyl groups and a chloride ion.
About
CAS No
2304-30-5
English Name
Tetrabutylphosphonium chloride
Molecular Formula
C16H36ClP
Molecular Weight
294.9 g/mol
SMILES
CCCC[P+](CCCC)(CCCC)CCCC.[Cl-]
InChIKey
IBWGNZVCJVLSHB-UHFFFAOYSA-M
Last Updated: 2025-08-25 01:07
