Reaction of Lysine with Estrone 3,4-o-Quinone

Katmerka Tabakovic, Yusuf J Abul-Hajj

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21 Scopus citations


Reaction of lysine with estrone 3,4-o-quinone gave a complex mixture of products. Six compounds were isolated and identified using spectroscopic techniques. Among the reaction products isolated were 4-hydroxyestrone (2), 3-aminoisoestrone (3), 3-(N-pentyl-5-amino)-isoestrone (4), 1-lysylestrone 3,4-o-iminoquinone (5), and two dimeric products of 3,4-catechol estrone (6 and 7).

Original languageEnglish (US)
Pages (from-to)696-701
Number of pages6
JournalChemical research in toxicology
Issue number5
StatePublished - Sep 1 1994


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