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Cetrimide

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Cetrimide Basic information
Cetrimide Chemical Properties
  • Melting point:245-250 °C(lit.)
  • Density 1.1328 (rough estimate)
  • refractive index 1.5260 (estimate)
  • storage temp. +2C to +8C
  • solubility H2O: 10 % (w/v)
  • form Fine Crystalline Powder
  • color White
  • PHpH (50g/l, 25℃ : 4.0~6.0
  • Water Solubility 20 g/100 mL
  • λmaxλ: 240 nm Amax: ≤0.08
    λ: 250 nm Amax: ≤0.05
    λ: 260 nm Amax: ≤0.04
    λ: 500 nm Amax: ≤0.02
  • Sensitive Hygroscopic
  • Merck 14,6336
  • BRN 3633227
  • Stability:Stable. Hygroscopic. Incompatible with strong oxidizing agents.
  • InChIKeyCXRFDZFCGOPDTD-UHFFFAOYSA-M
  • CAS DataBase Reference1119-97-7(CAS DataBase Reference)
  • EPA Substance Registry SystemTetradecyl trimethyl ammonium bromide (1119-97-7)
Safety Information
  • Hazard Codes C
  • Risk Statements 34
  • Safety Statements 26-36/37/39-45-27
  • RIDADR UN 3263 8/PG 2
  • WGK Germany 3
  • RTECS BS5776000
  • 3
  • TSCA Yes
  • HazardClass 8
  • PackingGroup II
  • HS Code 29239000
  • ToxicityLD50 in mice, rats (mg/kg): 12.0, 15.0 i.v. (Issomaa, Bjondahl)
MSDS
Cetrimide Usage And Synthesis
  • Chemical Propertieswhite powder
  • UsesDisinfectant; deodorant; laboratory reagent.
  • DefinitionMyristyltrimethylammonium bro-mide.
  • Purification MethodsCrystallise the bromide from acetone or a mixture of Me2CO and >5% MeOH or Me2CO/EtOH. Wash it with diethyl ether and dry it in a vacuum oven at 60o. It is a cationic detergent. Its solubility is 1g/5g H2O. [Dearden & Wooley J Phys Chem 91 2404 1987, Shelton et al. J Am Chem Soc 68 754 1946, Beilstein 4 III 419, 4 IV 813.]
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