Synthesis and separating properties of tris(Merrifield peptide resin)

Won Kim Dong, Suk Kim Chang, Nam Soo Lee, Haiil Ryu, Seung Kim Jong, Hun Jang Young

Research output: Contribution to journalArticlepeer-review

2 Citations (Scopus)

Abstract

A triazacrown ion exchanger, 1,13,16-trioxa-4,7,10-triazacyclooctadecane (TOTA)-4,7,10-tris(Merrifield peptide resin) was synthesized. This resin has a capacity of 0.1 meq/g dry resin. The resin was used for the elution chromatographic separation of lithium isotopes. Upon column chromatography [0.2 cm I. D. × 35 cm height] using 3.0 M NH4Cl solution as an eluent, the single stage separation factor of 1.027 was obtained. The heavier isotope, 7Li+, was enriched in the resin phase, while the lighter isotope, 6Li+, was enriched in the solution phase.

Original languageEnglish
Pages (from-to)107-112
Number of pages6
JournalZeitschrift fur Naturforschung - Section B Journal of Chemical Sciences
Volume57
Issue number1
DOIs
Publication statusPublished - 2002
Externally publishedYes

Bibliographical note

Funding Information:
This work was supported by the Basic Science Research Institute Program, Ministry of Education, Republic of Korea, 1998, Project No. BSRI-98Ð3435.

Keywords

  • Elution Chromatography
  • Isotope Separation
  • Triazacrown

ASJC Scopus subject areas

  • General Chemistry

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