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Synthesis 2006(4): 633-636
DOI: 10.1055/s-2006-926303
DOI: 10.1055/s-2006-926303
PAPER
© Georg Thieme Verlag Stuttgart · New York
Stereoselective Synthesis of Dienic Nitrogen Compounds
Further Information
Received
1 July 2005
Publication Date:
19 January 2006 (online)
Publication History
Publication Date:
19 January 2006 (online)
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Abstract
Eight dienic nitrogen compounds were prepared starting from cyclobutene lactam 8. Dienes 12-15 were obtained by benzylation or acylation followed by methanolysis, hydrolysis or reduction. The unsubstituted lactam 8 provided diene 16. The latter was a precursor for the mono and biacylated products 17-19.
Key words
electrocyclic reactions - lactams - ring opening - dienes - torquoselectivity
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