Synthesis, characterization and anticancer evaluation of transplatin derivatives with heterocyclic thiones

Mohammed Y. Jomaa, Muhammad Altaf, Saeed Ahmad, Ali Alhoshani, Nadeem Baig, Abdel Nasser Kawde, Gaurav Bhatia, Jatinder Singh, Anvarhusein A. Isab*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

16 Scopus citations

Abstract

Platinum(II) complexes of heterocyclic thiones (L) based on transplatin having the general formula, trans-[Pt(NH3)2(Thione)2](NO3)2 have been synthesized and characterized using elemental analysis, IR, and NMR (1H & 13C) spectroscopy. The crystal structures of two of them, trans-[Pt(NH3)2(Imt)2](NO3)2 (1) and trans-[Pt(NH3)2(Me2Imt)2](NO3)2 (3) were determined by X-ray crystallography. The structures of 1 and 3 consist of trans-[Pt(NH3)2L2]2+ complex ions and nitrate counter ions. The platinum atom in both the complex ions adopts a distorted square planar geometry. The spectroscopic data indicated the coordination of thione ligands to platinum(II). The in vitro cytotoxicity of these compounds as well as of cisplatin and carboplatin was investigated using MTT assay against three human cancer cell lines, which are; A549 (lung carcinoma), MCF-7 (breast carcinoma) and HTC15 (colon cancer). The in vitro cytotoxicity in several cases is comparable or even higher, than carboplatin and in two cases than cisplatin.

Original languageEnglish
Pages (from-to)360-368
Number of pages9
JournalPolyhedron
Volume141
DOIs
StatePublished - 15 Feb 2018

Bibliographical note

Publisher Copyright:
© 2017 Elsevier Ltd

Keywords

  • Anticancer evaluation
  • Cytotoxicity
  • Heterocyclic thiones
  • Transplatin
  • X-ray structure

ASJC Scopus subject areas

  • Physical and Theoretical Chemistry
  • Inorganic Chemistry
  • Materials Chemistry

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