Synthesis of 8β-hydroxy-9(11),13-abietadien-12-one from (+)-dehydroabietylamine and its AhR ligand activity

Autor: Katsutoshi Nishino, Kenta Someya, Chihiro Tsukano, Toshio Ishikawa, Masaya Nagao
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Results in Chemistry, Vol 5, Iss , Pp 100912- (2023)
Druh dokumentu: article
ISSN: 2211-7156
DOI: 10.1016/j.rechem.2023.100912
Popis: 8β-Hydroxy-9(11),13-abietadien-12-one (1), an abietane diterpenoid and an aryl hydrocarbon receptor (AhR) ligand, was synthesized in six steps from commercially available (+)-dehydroabietylamine (2). We used the hypervalent iodine catalyst phenyliodine dicarboxylate, a safer alternative to toxic organoselenide reagents, for the oxidative dearomatization of ferruginol (7) to compound 1. Compounds 1 and 2, as well as the synthetic intermediates (compounds 3–7), were evaluated for AhR ligand activity. Only compounds 1 and 7 were active, which suggests that AhR affinity is influenced by the steric environment around the C-18 position of these compounds.
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