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CAS 1253-46-9

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(4-Methoxycarbonylbenzyl)triphenylphosphonium bromide

Description:
(4-Methoxycarbonylbenzyl)triphenylphosphonium bromide, with CAS number 1253-46-9, is a quaternary ammonium salt characterized by its triphenylphosphonium cation and a 4-methoxycarbonylbenzyl anion. This compound typically appears as a white to off-white solid and is soluble in polar organic solvents. It is known for its utility in organic synthesis, particularly in the formation of phosphonium ylides, which are important intermediates in various reactions, including the Wittig reaction for olefin synthesis. The presence of the methoxycarbonyl group enhances its reactivity and solubility properties. Additionally, the bromide counterion contributes to its ionic character, making it a good candidate for reactions requiring ionic species. The compound's stability under standard laboratory conditions allows for its use in various synthetic applications, while its phosphonium moiety can facilitate the transfer of electrons in redox reactions. Overall, (4-Methoxycarbonylbenzyl)triphenylphosphonium bromide is a valuable reagent in synthetic organic chemistry.
Formula:C27H24ClO2P
InChI:InChI=1/C27H24O2P.ClH/c1-29-27(28)23-19-17-22(18-20-23)21-30(24-11-5-2-6-12-24,25-13-7-3-8-14-25)26-15-9-4-10-16-26;/h2-20H,21H2,1H3;1H/q+1;/p-1
Synonyms:
  • (4-Carbomethoxybenzyl)triphenylphosphonium bromide
  • Methyl alpha(triphenylphosphonio)-p-toluate bromide
  • [4-(Methoxycarbonyl)Benzyl](Triphenyl)Phosphonium Chloride
  • 4-Carbomethoxybenzyl triphenylphosphonium chloride
  • Carbomethoxybenzyltriphenylphosphoniumchloride
  • (4-METHOXYCARBONYLBENZYL)TRIPHENYLPHOSPHONIUM BROMIDE
  • Methyl-alpha-(triphenylphosphonio)-p-toluatebromide
  • 4-METHOXYCARBONYL-BENZYLTRIPHENYLPHOSPHONIUM CHLORIDE
  • methyl à(triphenylphosphonio)-p-toluate bromide
  • (4-Carbomethoxybenzyl)triphenylphosphonium bromide~Methyl alpha(triphenylphosphonio)-p-toluate bromide
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