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Butyl Triphenyl Phosphonium Chloride — White crystalline powder on weighing paper (illustrative image)C22H24ClPCAS 13371-17-0
Illustrative image: white crystalline powder on weighing paper, created with AI from this product's documented appearance. Not a photograph of supplied material — appearance can vary by grade and lot.
Phase Transfer Catalysts

Butyl Triphenyl Phosphonium Chloride

Quaternary phosphonium salt used as a Wittig reagent precursor and phase transfer catalyst.

Butyl triphenyl phosphonium chloride is a quaternary phosphonium salt used as the precursor to the butylidene ylide in Wittig olefination, as a phase transfer catalyst, and as a catalyst in polymer and resin chemistry. Assay and packing are confirmed against each enquiry.

CAS number
13371-17-0
Formula
C22H24ClP
Form
Crystalline powder

Price, minimum order quantity, packing and lead time are confirmed per enquiry.

Product information

Only identifiers and properties we hold for this product are listed. Anything not shown here is confirmed against your enquiry rather than assumed.

Product name
Butyl Triphenyl Phosphonium Chloride
CAS number
13371-17-0
Molecular formula
C22H24ClP
Molecular weight
354.86 g/mol
Physical form
Crystalline powder
Purity / assay
Confirmed against your specification on enquiry
Packing
Confirmed on enquiry
Origin
Confirmed on enquiry
Documentation
Available on request for a specific enquiry
Chemical structure of Butyl Triphenyl Phosphonium Chloride (C22H24ClP)
Chemical structure · drawn from PubChem CID 166797

Applications

  • Wittig Reaction Reagent
  • Phase Transfer Catalysis
  • Polymer & Resin Chemistry
  • Fine Chemical Manufacturing

Listed applications describe where this type of material is commonly used. Suitability for your process should be confirmed against the specification agreed for your order.

Also known as

  • Butyltriphenylphosphonium chloride
  • n-Butyltriphenylphosphonium chloride

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