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Org Lett. 2017 Apr 07;19(7):1586-1589. doi: 10.1021/acs.orglett.7b00408. Epub 2017 Mar 21.

Transition-Metal-Free, Atom- and Step-Economic Synthesis of Aminoketopyrrolizines from Benzylamine, Acylethynylpyrroles, and Acylacetylenes.

Organic letters

Lyubov' N Sobenina, Denis N Tomilin, Elena F Sagitova, Igor' A Ushakov, Boris A Trofimov

Affiliations

  1. A.E. Favorsky Irkutsk Institute of Chemistry, Siberian Branch, Russian Academy of Sciences , 1 Favorsky Str, 664033 Irkutsk, Russian Federation.

PMID: 28322568 DOI: 10.1021/acs.orglett.7b00408

Abstract

A concise, atom-economic strategy for the synthesis of pyrrolizines with amino and keto substituents has been developed. It includes the following key steps: (i) the base-catalyzed (K

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