A simple decontamination procedure for unintended iodide impurity during [11C]methionine production

Hyun Sik Park, Byung Seok Moon, Hong Jin Lee, Hyun Ho An, Bom Sahn Kim, Won Woo Lee, Sang Eun Kim, Byung Chul Lee

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

A solid-phase extraction cartridge method is a widely used carbon-11 labeling method for obtaining [11C]methionine. Although the process is convenient and efficient, unintended impurity sometimes observed in the final product owing to contamination by volatile iodide generated during [11C]CH3I production. Herein, we suggest a simple method to eliminate impurities contained in [11C]methionine solution using an anion-exchange resin cartridge.

Original languageEnglish
Pages (from-to)933-939
Number of pages7
JournalJournal of Radioanalytical and Nuclear Chemistry
Volume322
Issue number2
DOIs
StatePublished - 1 Nov 2019

Keywords

  • Anion-exchange resin cartridge
  • Iodine impurity
  • L-[S-methyl-C]methionine
  • [C]Radiopharmaceuticals

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