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Substance Name: Insulin, asp-imide(A21)-
RN: 65355-90-0


  • Formed as main product during alkaline saponification of insulin hexamethyl ester.
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Names and Synonyms

Name of Substance

  • Insulin, asp-imide(A21)-


  • A21-Asp-imide-insulin
  • A21-Asparaginimide-insulin
  • Insulin, asparaginimide(A21)-

Systematic Name

  • Insulin, 8A-L-threonine-10A-L-isoleucine-20A-(N-(2,5-dioxo-3-pyrrolidinyl)-L-cysteinamide)-21A-de-L-asparagine-, (S)-

Registry Numbers

CAS Registry Number

  • 65355-90-0

System Generated Number

  • 0065355900