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Substance Name: 2-Propenoic acid, polymer with ethenylbenzene and (1-methylethenyl)benzene, ammonium salt
RN: 89678-90-0

Classification Codes

  • TSCA Flag N (a Polymer Containing no Free-Radical Indicator in its Inventory Name but is Made with One Regardless of the Amount Used)
  • TSCA Flag XU (Exempt from Reporting under Chemical Data Reporting Rule)

Molecular Formula

  • (C9-H10.C8-H8.C3-H4-O2)x-.x-H3-N

Molecular Weight

  • 311.422
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Names and Synonyms


  • Acrylic acid, styrene, (1-methylethenyl)benzene polymer, ammonium salt

Systematic Name

  • 2-Propenoic acid, polymer with ethenylbenzene and (1-methylethenyl)benzene, ammonium salt

Superlist Name

  • Acrylic acid, styrene, -methyl styrene copolymer, ammonium salt, minimum number average molecular weight (in amu), 1,250

Registry Numbers

CAS Registry Number

  • 89678-90-0

Other Registry Number

  • 52440-31-0

System Generated Number

  • 0089678900

Molecular Formulas

Molecular Formula

  • (C9-H10.C8-H8.C3-H4-O2)x-.x-H3-N

Molecular Formula Fragments

  • C3-H4-O2
  • C8-H8
  • C9-H10
  • H3-N

Structure Descriptors