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Substance Name: alpha-N-Tetradecanoyl colistin nonapeptide HCl
RN: 51887-92-4

Molecular Formula

  • C54-H102-N14-O12.x-Cl-H

Molecular Weight

  • 1175.9467
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Names and Synonyms

Results Name

  • alpha-N-Tetradecanoyl colistin nonapeptide HCl


  • alpha-N-n-Tetradecanoyl colistin nonapeptide hydrochloride

Systematic Name

  • Polymyxin E(sub 1), 1-de(N(sup 2)-(6-methyl-1-oxooctyl)-L-2,4-diaminobutanoic acid)-2-(N-(1-oxotetradecyl)-L-threonine)-, hydrochloride

Registry Numbers

CAS Registry Number

  • 51887-92-4

System Generated Number

  • 0051887924

Molecular Formulas

Molecular Formula

  • C54-H102-N14-O12.x-Cl-H

Molecular Formula Fragments

  • C54-H102-N14-O12
  • Cl-H


Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 70mg/kg (70mg/kg)   Agricultural and Biological Chemistry. Vol. 38, Pg. 521, 1974.