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Synlett 1999; 1999(5): 602-604
DOI: 10.1055/s-1999-2672
DOI: 10.1055/s-1999-2672
letter
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Synthesis of Z-α,β-Ethylenic N-Boc-γ-Amino Esters from Nitrones
Further Information
Publication History
Publication Date:
31 December 1999 (online)
The reduction of γ-N-hydroxylamino-α,β-acetylenic esters bearing a methoxy-substituted benzyl group on the nitrogen atom by zinc in a MeOH/AcOH mixture leads stereoselectively to Z-γ-amino-α,β-ethylenic esters.
nitrones - 3-lithiopropiolates - unsaturated γ-amino esters