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Development and validation of a reversed-phase fluorescence HPLC method for determination of bucillamine in human plasma using pre-column derivatization with monobromobimane

  • Sungkyunkwan University
  • Pusan National University
  • Catholic University of Daegu

Research output: Contribution to journalArticlepeer-review

Abstract

A simple, specific and sensitive derivatization with monobromobimane (mBrB) and the corresponding HPLC-fluorescence quantitation method for the analysis of bucillamine in human plasma was developed and validated. The analytical procedure involves a simple protein precipitation, pre-column fluorescence derivatization, and separation by reversed-phase high performance liquid chromatography (RP-HPLC). The calibration curve showed good linearity over a wide concentration range (50 ng/mL to 10 μg/mL) in human plasma (r2 = 0.9998). The lower limit of quantitation (LLOQ) was 50 ng/mL. The average precision and accuracy at LLOQ were within 6.3% and 107.6%, respectively. This method was successfully applied to a pharmacokinetic study after oral administration of a dose (300 mg) of bucillamine to 20 healthy Korean volunteers.

Original languageEnglish
Pages (from-to)2130-2134
Number of pages5
JournalJournal of Chromatography B: Analytical Technologies in the Biomedical and Life Sciences
Volume877
Issue number22
DOIs
StatePublished - 15 Jul 2009
Externally publishedYes

Keywords

  • Bucillamine
  • Monobromobimane
  • Pharmacokinetics
  • Pre-column fluorescence derivatization
  • RP-HPLC

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