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Chelate vs monodentate amine effects. Direct comparison of bis(acetato)amminedichloro(cyclohexylamine)platinum(IV) (JM216) with its N-cyclohexyl-1,3-propanediamine analogue

  • Young A. Lee
  • , Shin Won Kang
  • , Jong Yul Park
  • , Ok Sang Jung*
  • *Corresponding author for this work
  • Pusan National University
  • University of Rochester

Research output: Contribution to journalJournal articlepeer-review

Abstract

In order to investigate the chelate effects on physicochemical properties including antitumor activity, new cis,trans,cis,[PtIVCl 2L2(chpda)] complexes (L = OH, OCOCH3; chpda = N-cyclohexyl-1,3-propanediamine) have been synthesized and characterized. The crystal structure of cis,trans,cis-[ptIVCl2(OCOCH 3)2(chpda)] (monoclinic P21/a, a = 7.947(1), b = 22.753(11), and c = 10.581(3) Å, β = 110.70(2)°, V = 1790(1) Å3, Z = 4, R = 0.0534) shows that the platinum(IV) center adopts a typical octahedral arrangement with two acetate groups in a trans position. The pattern and strength of the intramolecular hydrogen bonds are delicately different from those of JM216. Both in vitro and in vivo (oral) cytotoxicities on mouse leukemia L1210 cell line indicate that the activity of chpda chelate analogue is not better than that of the corresponding compound with two monodentate amines (JM216).

Original languageEnglish
Pages (from-to)129-133
Number of pages5
JournalJournal of Molecular Structure
Volume659
Issue number1-3
DOIs
StatePublished - 2003.10.29

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Antitumor activity
  • Chelate effects
  • Crystal structure
  • N-Cyclohexyl-1,3-propanediamine

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