Compound Q&A

What are the main uses of Butyl(triphenyl)phosphonium bromide (CAS: 1779-51-7)?

Answer

Butyl(triphenyl)phosphonium bromide
Butyl(triphenyl)phosphonium bromide (CAS: 1779-51-7) is widely used in pharmaceutical research as a coupling agent and in organic synthesis for promoting reactions such as Wittig and Stetter reactions. It also finds applications in industrial processes for producing fine chemicals and in research for developing new materials. Its utility in catalytic systems and functional group transformations makes it a valuable reagent in synthetic chemistry.

About

CAS No 1779-51-7
English Name Butyl(triphenyl)phosphonium bromide
Molecular Formula C22H24BrP
Molecular Weight 399.3 g/mol
SMILES CCCC[P+](C1=CC=CC=C1)(C2=CC=CC=C2)C3=CC=CC=C3.[Br-]
InChIKey IKWKJIWDLVYZIY-UHFFFAOYSA-M
Last Updated: 2025-08-25 01:08

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