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Tetramethylammonium bromide

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Tetramethylammonium bromide Basic information
Tetramethylammonium bromide Chemical Properties
  • Melting point:>300 °C (lit.)
  • Boiling point:>360°C
  • Density 1,56 g/cm3
  • refractive index 1.4379 (estimate)
  • storage temp. Store below +30°C.
  • solubility H2O: 0.1 g/mL, clear, colorless
  • form Crystalline Powder
  • color Slightly gray
  • PH5.5-6.5 (100g/l, H2O)
  • OdorOdorless
  • Water Solubility soluble
  • Sensitive Hygroscopic
  • λmaxλ: 240 nm Amax: 0.06
    λ: 250 nm Amax: 0.03
    λ: 260 nm Amax: 0.02
    λ: 500 nm Amax: 0.02
  • BRN 3620955
  • CAS DataBase Reference64-20-0(CAS DataBase Reference)
  • NIST Chemistry ReferenceTetramethylammonium bromide(64-20-0)
  • EPA Substance Registry SystemMethanaminium, N,N,N-trimethyl-, bromide (64-20-0)
Safety Information
  • Hazard Codes T
  • Risk Statements 25-36/37/38
  • Safety Statements 26-28-36-45-37/39-28A
  • RIDADR UN 2811 6.1/PG 2
  • WGK Germany 3
  • RTECS BS7600000
  • TSCA Yes
  • HazardClass 6.1
  • PackingGroup II
  • HS Code 29239000
MSDS
Tetramethylammonium bromide Usage And Synthesis
  • Chemical PropertiesSLIGHTLY GREY CRYSTALLINE POWDER
  • DefinitionChEBI: The bromide salt of tetramethylammonium.
  • Purification MethodsCrystallise the bromide from EtOH, EtOH/diethyl ether, MeOH/acetone, water or from acetone/MeOH (4:1) by adding an equal volume of acetone. It is dried at 110o under reduced pressure or at 140o for 24hours. [Beilstein 4 IV 145.]
Tetramethylammonium bromide(64-20-0)Related Product Information
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