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Substance Name: Polyglutamic acid
RN: 25513-46-6


  • A peptide that is a homopolymer of glutamic acid.

Molecular Formula

  • (C5-H9-N-O4)x-

Molecular Weight

  • 147.1291
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Names and Synonyms

Name of Substance

  • Polyglutamic acid

MeSH Heading

  • Polyglutamic acid


  • alpha-L-Glutamic acid polymer
  • Glutamic acid polymer
  • Poly(alpha-L-glutamic acid)
  • Poly-L-glutamate
  • Polyglutamic acid

Systematic Names

  • Glutamic acid, L-, peptides
  • L-Glutamic acid, homopolymer (9CI)

Registry Numbers

CAS Registry Number

  • 25513-46-6

Other Registry Numbers

  • 24938-00-9
  • 26717-13-5
  • 84960-48-5

System Generated Number

  • 0025513466

Molecular Formulas

Molecular Formula

  • (C5-H9-N-O4)x-

Molecular Formula Fragments

  • C5-H9-N-O4


Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 intravenous 2050mg/kg (2050mg/kg)   German Offenlegungsschrift Patent Document. Vol. #2636091,
rat LD50 oral 6gm/kg (6000mg/kg)   German Offenlegungsschrift Patent Document. Vol. #2636091,