The BF3. OEt2 or LiClO4 catalyzed hetero Diels-Alder reaction of 1-methoxy-3-(trimethylsilyloxy)-1,3-butadiene (Danishefsky's diene) with enantiomerically pure 4-formylazetidin-2-ones affords the corresponding cycloadducts in fair to good yields and in diastereoisomeric ratios of up to 98:2. (C) 1998 Elsevier Science S.A. All rights reserved.

Stereoselective synthesis of new beta-lactams by cyclocondensation of 1-methoxy-3-(trimethylsilyloxy)-1,3-butadiene with 4-formyl substituted azetidinones / R. Annunziata, M. Benaglia, M. Cinquini, F. Cozzi, F. Montanari, L. Raimondi. - In: IL FARMACO. - ISSN 0014-827X. - 53:10-11(1998), pp. 629-633.

Stereoselective synthesis of new beta-lactams by cyclocondensation of 1-methoxy-3-(trimethylsilyloxy)-1,3-butadiene with 4-formyl substituted azetidinones

R. Annunziata
Primo
;
M. Benaglia
Secondo
;
M. Cinquini;F. Cozzi;L. Raimondi
Ultimo
1998

Abstract

The BF3. OEt2 or LiClO4 catalyzed hetero Diels-Alder reaction of 1-methoxy-3-(trimethylsilyloxy)-1,3-butadiene (Danishefsky's diene) with enantiomerically pure 4-formylazetidin-2-ones affords the corresponding cycloadducts in fair to good yields and in diastereoisomeric ratios of up to 98:2. (C) 1998 Elsevier Science S.A. All rights reserved.
Settore CHIM/06 - Chimica Organica
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2434/181663
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