LC-UV Analysis of N-{3-(2,4-Dioxo-1,4-dihydro-2H-quinazolin-3-yl)propyl}-N- [4-{3-(2,4-dioxo-1,4-dihydro-2H-quinazolin-3-yl)propyl-amino}butyl]acetamide (SP-8203) in Rat Plasma, Urine, and Gastrointestinal Tract Samples

Young Hee Choi, Jung Hwa Suh, Joo Hyun Lee, Il Hwan Cho, Chul Kyu Lee, Myung Gull Lee

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

A simple, rapid, and reproducible reversed-phase LC method with UV detection at 215 nm has been developed for analysis of SP-8203 in rat samples. A C18 column was used with 3,000:1,050 (v/v) 0.01 m K 2HPO4 buffer (pH 3)-acetonitrile as mobile phase at a flow rate of 1.7 mL min-1 at 50 °C. Samples were extracted with dichloromethane containing ondansetron (internal standard). Detection limits for SP-8203 in plasma, urine, and gastrointestinal tract samples were 0.05, 0.5, and 10 μg mL-1, respectively. The method was suitable for pharmacokinetic study of SP-8203 in rats after intravenous administration.

Original languageEnglish
Pages (from-to)1435-1439
Number of pages5
JournalChromatographia
Volume70
Issue number9-10
DOIs
StatePublished - Nov 2009

Keywords

  • Column liquid chromatography
  • Rat plasma, urine, and gastrointestinal tract
  • SP-8203

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