Tetraoctylammonium bromide

Tetraoctylammonium bromide (TOAB or TOABr) is a quaternary ammonium compound with the chemical formula: [CH3(CH2)7]4N Br. It is generally used as a phase transfer catalyst between an aqueous solution and an organic solution.

Tetraoctylammonium bromide[1]
Names
Preferred IUPAC name
N,N,N-Tri(octyl)octan-1-aminium bromide
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.035.382 Edit this at Wikidata
EC Number
  • 238-936-9
UNII
  • InChI=1S/C32H68N.BrH/c1-5-9-13-17-21-25-29-33(30-26-22-18-14-10-6-2,31-27-23-19-15-11-7-3)32-28-24-20-16-12-8-4;/h5-32H2,1-4H3;1H/q+1;/p-1 checkY
    Key: QBVXKDJEZKEASM-UHFFFAOYSA-M checkY
  • InChI=1/C32H68N.BrH/c1-5-9-13-17-21-25-29-33(30-26-22-18-14-10-6-2,31-27-23-19-15-11-7-3)32-28-24-20-16-12-8-4;/h5-32H2,1-4H3;1H/q+1;/p-1
    Key: QBVXKDJEZKEASM-REWHXWOFAV
  • CCCCCCCC[N+](CCCCCCCC)(CCCCCCCC)CCCCCCCC.[Br-]
Properties
C32H68BrN
Molar mass 546.79
Melting point 95 to 98 °C (203 to 208 °F; 368 to 371 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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References

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