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CAS 558-32-7

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Tetramethylammonium hexafluorophosphate

Description:
Tetramethylammonium hexafluorophosphate (TMAPF6) is a quaternary ammonium salt characterized by its high solubility in polar solvents, particularly in water and organic solvents like acetonitrile and dimethyl sulfoxide. It is composed of a tetramethylammonium cation (N(CH₃)₄⁺) and a hexafluorophosphate anion (PF₆⁻). TMAPF6 is known for its stability and non-hygroscopic nature, making it a useful reagent in various chemical applications, including as an electrolyte in electrochemical cells and as a phase transfer catalyst. The compound exhibits low toxicity, but standard safety precautions should be observed when handling it. Its ionic nature contributes to its effectiveness in facilitating reactions in organic synthesis and in the preparation of ionic liquids. Additionally, TMAPF6 is often utilized in research settings for its ability to stabilize reactive intermediates and enhance reaction rates in certain chemical processes.
Formula:C4H12N·F6P
InChI:InChI=1S/C4H12N.F6P/c1-5(2,3)4;1-7(2,3,4,5)6/h1-4H3;/q+1;-1
InChI key:InChIKey=ZFKULDQWLXAKIM-UHFFFAOYSA-N
SMILES:[P+5]([F-])([F-])([F-])([F-])([F-])[F-].[N+](C)(C)(C)C
Synonyms:
  • Ammonium, tetramethyl-, hexafluorophosphate(1-)-
  • Methanaminium, N,N,N-trimethyl-, hexafluorophosphate(1-)
  • Methanaminium, N,N,N-trimethyl-, hexafluorophosphate(1-) (1:1)
  • N,N,N-trimethylmethanaminium hexafluorophosphate
  • Nsc 221175
  • Phosphate(1-), hexafluoro-, N,N,N-trimethylmethanaminium
  • Phosphate(1-), hexafluoro-, tetramethylammonium
  • Tetramethylammonium hexafluorophosphate(1-)
  • [Me<sub>4</sub>N][PF<sub>6</sub>]
  • Tetramethylammonium hexafluorophosphate
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