Methyltriphenylphosphonium bromide CAS 1779-49-3

Introduction to Methyltriphenylphosphonium bromide CAS 1779-49-3

The structure of quaternary phosphonium salt is similar to that of quaternary ammonium salt. The radius of phosphorus atom is larger than that of nitrogen atom, and the polarization effect is stronger than that of a quaternary ammonium salt. 

Methyltriphenylphosphonium bromide CAS 1779-49-3 Applications

Main uses: phosphine ylide precursor of the Wittig reaction in the synthesis of fine chemicals, medicines, and liquid crystal monomers, curing accelerator of polymer polymerization, and phase transfer catalyst in organic synthetic chemistry.

Methyltriphenylphosphonium bromide is used as a phase transfer catalyst in organic synthetic chemistry and is suitable for the synthesis of meta-aromatic fluorides.It can also be used as a phosphine ylide precursor for the Wittig reaction in the synthesis of fine chemicals, pharmaceuticals, and liquid crystal monomers.

Methyltriphenylphosphonium bromide CAS 1779-49-3 Specification 

Packaging and storage

25 kg/cardboard barrel, 25 kg/waterproof leather bag. 

Store in a dark, cool, dry, and ventilated place.

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