Synthesis of Dihydropyrrole Derivatives by Copper-Catalyzed Cyclization of [gamma],[delta]-Unsaturated Ketone O-Methoxycarbonyloximes

Synthesis of Dihydropyrrole Derivatives by Copper-Catalyzed Cyclization of [gamma],[delta]-Unsaturated Ketone O-Methoxycarbonyloximes

2-Bromomethyl-3,4-dihydro-2H-pyrroles are prepared from γ,δ-unsaturated ketone O-methoxycarbonyloximes by treatment with a catalytic amount of CuBr*SMe2 and LiBr.

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Veröffentlicht in:Chemistry letters 2002-08, Vol.31 (8), p.784
Hauptverfasser: Koganemaru, Yohei, Kitamura, Mitsuru, Narasaka, Koichi
Format: Artikel
Sprache:eng
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Zusammenfassung:2-Bromomethyl-3,4-dihydro-2H-pyrroles are prepared from γ,δ-unsaturated ketone O-methoxycarbonyloximes by treatment with a catalytic amount of CuBr*SMe2 and LiBr.
ISSN:0366-7022
1348-0715