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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 21, 1991 - Issue 18-19
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Original Articles

Polyenolates of Unsaturated Carboxylic Acids in Synthesis. Synthesis of Unsaturated α-Amino Acids and β-Hydrazing Acids

, , , , &
Pages 1833-1839 | Received 08 May 1991, Published online: 23 Sep 2006
 

Abstract

Regioselective reaction of lithium diene-and triene-diolates 1 and 2 with O-diphenylphosphinyl hydroxylamine affords unsaturated α-amino acids 3 and 4. Addition to DEAD leads selectively to γ-hydrazino unsaturated acids 5 and 6.

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