Photochemical Cleavage of Supercoiled DNA by N-Acyloxypyridine-2-thione Acridinyl Derivatives

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Enzo Castagnino, Stefano Corsano, Roberta Barbaro and Patricia Carloni


Abstract

New acyl thiohydroxamates bearing an acridine moiety able to intercalate DNA double strand exhibit the capacity to cleave supercoiled DNA to linear DNA. EPR spin-trapping analysis has been employed to detect the formation of the carbon-centered radicals.


References

  1. E. Castagnino, S. Corsano, D. H. R. Barton and S. Z. Zard, Tetrahedron Lett., 1986, 27, 6337 CrossRef CAS.
  2. (a) E. Lepri, E. Castagnino, L. Binaglia, S. Corsano and M. C. Fioretti, Arzneim. Forsch. Drug Res., 1993, 43, 381 Search PubMed; (b) C. Nocentini, E. Castagnino, A. Salvatori, S. Corsano and M. C. Fioretti, Arzneim. Forsch. Drug Res., 1995, 45, 1127 Search PubMed.
  3. L. P. G. Wakelin, P. Chetcuti and W. A. Denny, J. Med. Chem., 1990, 33, 2039 CrossRef CAS.
  4. D. H. R. Barton and S. Z. Zard, Pure Appl. Chem., 1986, 58, 675 CAS.
  5. J. Boivin, E. Crepon and S. Z. Zard, Bull. Soc. Chim. Fr., 1992, 129, 145 CAS.
  6. (a) M. J. Perkins, Adv. Phys. Org. Chem., 1980, 17, 1 CAS; (b) E. J. Janzen, Acc. Chem. Res., 1971, 4, 31 CrossRef CAS.
  7. D. Veltwisch, E. Janata and K. D. Asmus, J. Chem. Soc., Perkin Trans. 2, 1980, 146 RSC.
  8. E. A. Theodorakis and K. M. Wilcoxen, Chem. Commun., 1996, 1927 RSC.
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