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CAS 282107-30-6

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methyl(triphenyl)phosphonium iodide

Description:
Methyl(triphenyl)phosphonium iodide is a quaternary ammonium salt characterized by its phosphonium cation, which consists of a phosphorus atom bonded to three phenyl groups and a methyl group, along with an iodide anion. This compound typically appears as a white to off-white crystalline solid and is known for its stability under standard conditions. It is soluble in polar organic solvents, making it useful in various chemical reactions, particularly in organic synthesis and as a phase transfer catalyst. The presence of the triphenyl groups contributes to its lipophilicity, while the iodide ion can participate in nucleophilic substitution reactions. Methyl(triphenyl)phosphonium iodide is often employed in the synthesis of other organophosphorus compounds and can serve as a precursor for the generation of phosphonium ylides, which are valuable intermediates in the formation of alkenes through the Wittig reaction. Safety precautions should be observed when handling this compound, as with many organophosphorus compounds, due to potential toxicity and reactivity.
Formula:C1813CH15D3IP
InChI:InChI=1/C19H18P.HI/c1-20(17-11-5-2-6-12-17,18-13-7-3-8-14-18)19-15-9-4-10-16-19;/h2-16H,1H3;1H/q+1;/p-1/i1+1D3;
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