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Substance Name: Hyamine-2389
RN: 1399-80-0


  • Cationic detergent.

Classification Codes

  • Agricultural Chemical
  • Germicide, Bactericide, Disinfectant
  • Skin / Eye Irritant

Molecular Formula

  • C27-H52-N2.C23-H42-N.3Cl

Molecular Weight

  • 848.712
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Names and Synonyms

Name of Substance

  • Hyamine 2389
  • Hyamine-2389


  • Alkyl (C9-15) tolyl methyltrimethyl ammonium chloride
  • Alkyl(C9-15)tolyl methyltrimethyl ammonium chloride
  • Ammonium, N-alkyl (C9-15) tolyl methyltrimethyl-, chloride
  • Caswell No. 562
  • Dodecyl p-tolyl trimethyl ammonium chloride
  • EPA Pesticide Chemical Code 069129
  • HSDB 568
  • Hyamine 2389
  • Methyl dodecyl benzyl ammonium chloride
  • Methyl dodecyl benzyl trimethyl ammonium chloride
  • Methyldodecylbenzyl trimethyl ammonium chloride and methyldodecylxylylene bis(trimethylammonium chloride)
  • Multisept
  • Qualernium-11
  • Quaternium-11

Systematic Names

  • Ammonium, N-alkyl(C9-15)tolyl methyltrimethyl-, chloride
  • Benzenedimethanaminium, ar-dodecyl-ar,N,N,N,N',N',N'-heptamethyl-, dichloride, mixt. with ar-dodecyl-ar,N,N,N-tetramethylbenzenemethanaminium chloride
  • Dodecyl p-tolyl-trimethylammonium.Cl

Registry Numbers

CAS Registry Number

  • 1399-80-0

System Generated Number

  • 0001399800

Molecular Formulas

Molecular Formula

  • C27-H52-N2.C23-H42-N.3Cl

Molecular Formula Fragments

  • C23-H42-N
  • C27-H52-N2
  • Cl

Structure Descriptors




Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 intraperitoneal 10mg/kg (10mg/kg)   U.S. Army, Environmental Hygiene Agency Reports. Vol. 5176T6-66/1967,
rat LD50 intravenous 3060ug/kg (3.06mg/kg)   Journal of Pharmacology and Experimental Therapeutics. Vol. 109, Pg. 422, 1953.
rat LD50 oral 389mg/kg (389mg/kg)   Journal of Pharmacology and Experimental Therapeutics. Vol. 109, Pg. 422, 1953.