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Substance Name: Acrylic acid-N-vinylpyrrolidone copolymer
RN: 28062-44-4


  • Conjugated to viral proteins & antigens.

Classification Codes

  • TSCA Flag PMN (a Commenced PMN (Premanufacture Notice) Substance)
  • TSCA Flag XU (Exempt from Reporting under Chemical Data Reporting Rule)

Molecular Formula

  • (C6-H9-N-O.C3-H4-O2)x-

Molecular Weight

  • 183.206
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Names and Synonyms

Name of Substance

  • Acrylic acid-N-vinylpyrrolidone copolymer


  • 2-Pyrrolidinone, 1-ethenyl-, polymer with 2-propenoic acid
  • Acrylic acid, polymer with N-vinylpyrrolidone
  • Acrylic acid-N-vinylpyrrolidone copolymer
  • Acrylione
  • NA 5
  • Vinylpyrrolidone-acrylic acid copolymer

Systematic Names

  • 2-Propenoic acid, polymer with 1-ethenyl-2-pyrrolidinone
  • Acrylic acid, polymer with 1-vinyl-2-pyrrolidinone (8CI)

Registry Numbers

CAS Registry Number

  • 28062-44-4

Other Registry Numbers

  • 1202864-60-5
  • 287399-96-6

System Generated Number

  • 0028062444

Molecular Formulas

Molecular Formula

  • (C6-H9-N-O.C3-H4-O2)x-

Molecular Formula Fragments

  • C3-H4-O2
  • C6-H9-N-O

Structure Descriptors




Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD intraperitoneal > 2500mg/kg (2500mg/kg)   Pharmaceutical Chemistry Journal Vol. 25, Pg. 411, 1991.