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CAS 3462-95-1

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(4-Fluorobenzyl)triphenylphosphonium chloride

Description:
(4-Fluorobenzyl)triphenylphosphonium chloride is a quaternary ammonium salt characterized by its phosphonium cation and chloride anion. The compound features a triphenylphosphonium moiety, which is known for its stability and ability to act as a lipophilic cation, making it useful in various organic synthesis applications. The presence of the 4-fluorobenzyl group enhances its reactivity and solubility in organic solvents, while the chloride ion serves as a counterion. This compound is typically a white to off-white solid and is soluble in polar organic solvents. It is often utilized in the synthesis of phosphonium ylides, which are important intermediates in organic chemistry, particularly in the Wittig reaction for the formation of alkenes. Additionally, due to the presence of the fluorine atom, it may exhibit unique electronic properties that can influence its reactivity and interactions in chemical reactions. Safety precautions should be observed when handling this compound, as with many organophosphorus compounds, due to potential toxicity and environmental concerns.
Formula:C25H21ClFP
InChI:InChI=1/C25H21FP.ClH/c26-22-18-16-21(17-19-22)20-27(23-10-4-1-5-11-23,24-12-6-2-7-13-24)25-14-8-3-9-15-25;/h1-19H,20H2;1H/q+1;/p-1
Synonyms:
  • (4-Fluorobenzyl)(triphenyl)phosphonium chloride
  • Phosphonium, [(4-Fluorophenyl)Methyl]Triphenyl-, Chloride (1:1)
  • (4-Fluorophenylmethyl)-Triphenylphosphonium Chloride
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