Highly efficient antitumor agents of heterocycles containing sulfur atom: Linear and angular thiazonaphthalimides against human lung cancer cell in vitro

  • Xuhong Qian*
  • , Zhigang Li
  • , Qing Yang
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

40 Scopus citations

Abstract

A novel series of aminothiazonaphthalimides, A1-2 and B1-2, has been regioselectively synthesized. The linear compounds B1-2 were evaluated to be far more active than their angular isomers A1-2 in antitumor evaluation. The linear compounds C-F, derived from compound B1, all showed highly efficient antitumor activities against A549 and P388 cell lines. Also, cytotoxicities of these four analogues against two tumor cells were highly dependent on the length of the side chains. The compound A1 or B1, with two methylene units in the side chain, was more cytotoxic than its corresponding homologue A2 or B2, with one more methylene unit.

Original languageEnglish
Pages (from-to)6846-6851
Number of pages6
JournalBioorganic and Medicinal Chemistry
Volume15
Issue number21
DOIs
StatePublished - 1 Nov 2007
Externally publishedYes

Keywords

  • Antitumor
  • DNA
  • Heterocycle
  • Intercalation
  • Naphthalimide
  • Photocleaver
  • Sulfur
  • Thiazole

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