Abstract
Mono‐ and diamino‐derivatives of naphthazarin, 2‐methoxynaphthazarin, juglone and their methylethers were prepared by reaction with ammonia. The structure of the products was established by NMR studies. Some compounds were tested for cytotoxic activity.
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Acknowledgments
We thank G. Pratesi (Istituto Nazionale dei Tumori, Milano) for the cytotoxicity tests and Italian Ministry of University and Research (MIUR) (funds for basic research [FIRB] Project 2003) for financial support.