Reductive Ring Opening of Cr(co)3-complexed B-lactam Ring: Stereoselective Synthesis of Dihydrobenzopyran

Paola Del Buttero; Laura Casiraghi

doi:10.3390/ecsoc-4-01821

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A general, high-yielding synthesis of b-diamides and b-amidoesters

Reductive Ring Opening of Cr(co)3-complexed B-lactam Ring: Stereoselective Synthesis of Dihydrobenzopyran

Paola Del Buttero

^*,

Laura Casiraghi

¹ Universita’ degli Studi di Milano: Dipartimento di Chimica Organica e Industriale e Centro CNR- Via Venezian, 21- 20133 Milano (Italy)

Published: 11 September 2000 by MDPI in The 4th International Electronic Conference on Synthetic Organic Chemistry session General Organic Synthesis

https://doi.org/10.3390/ecsoc-4-01821

Abstract: In a preceding paper we have reported the stereoselective synthesis of a b-lactam tricyclic structure exploiting the chirality induced by ortho substituted chromiumarenes as well as its activation to the nucleophylic aromatic substitution, according the following Scheme:

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Paola Del Buttero

Laura Casiraghi