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British Journal of Cancer logoLink to British Journal of Cancer
. 1972 Aug;26(4):262–264. doi: 10.1038/bjc.1972.35

The Carcinogenicity of Two Diazadibenzopyrenes

F Zajdela, N P Buu-Hoï, P Jacquignon, M Dufour
PMCID: PMC2008646  PMID: 5071188

Abstract

1,12-Diazadibenzo(a,i)pyrene (I), an isostere of the extremely potent carcinogen dibenzo(a,i)pyrene, also displays carcinogenicity although to a considerably lesser degree than the latter compound. While dibenzo(a,h)pyrene is known to be distinctly less active than dibenzo(a,i)pyrene, surprisingly 4,11-diazadibenzo(a,h)pyrene (II) shows a greater activity than I. Another hexacyclic diaza-hydrocarbon, 4,12-diazadibenzo(g,p)chrysene (III), which is devoid of a meso-phenanthrenic region, proved totally inactive.

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Selected References

These references are in PubMed. This may not be the complete list of references from this article.

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