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Substance Name: Perfilcon A [USAN]
RN: 37017-46-2


  • Consists of 26% terpolymer of 2-hydroxymethylmethacrylate, vinylpyrrolidone & other methacrylates; used as hydrogel lenticular implant.

Classification Code

  • Contact Lens Material (Hydrophilic)

Molecular Formula

  • (C6-H10-O3.C6-H9-N-O.C4-H6-O2)x-

Molecular Weight

  • 327.375
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Names and Synonyms

Name of Substance

  • Perfilcon A
  • Perfilcon A [USAN]


  • 2-Hydroxyethyl methacrylate polymer with 1-vinyl-2-pyrrolidinone and methacrylic acid
  • Perfilcon A
  • Permalens

Systematic Names

  • 2-Propenoic acid, 2-methyl-, 2-hydroxyethyl ester polymer with 1-ethenyl-2-pyrrolidinone and 2-methyl-2-propenoic acid
  • 2-Propenoic acid, 2-methyl-, polymer with 1-ethenyl-2-pyrrolidinone and 2-hydroxyethyl 2-methyl-2-propenoate

Registry Numbers

CAS Registry Number

  • 37017-46-2

System Generated Number

  • 0037017462

Molecular Formulas

Molecular Formula

  • (C6-H10-O3.C6-H9-N-O.C4-H6-O2)x-

Molecular Formula Fragments

  • C4-H6-O2
  • C6-H10-O3
  • C6-H9-N-O

Structure Descriptors