The reaction of propiolate acetylides wi
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Jean-Noẽl Denis; Sylvie Tchertchian; Axel Tomassini; Yannick Vallée
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Article
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1997
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Elsevier Science
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French
⚖ 208 KB
Nitrones react with the lithium anions of ethyl and t-butyl propiolates to give acetylenic N-hydroxylamines. The reduction of these compounds with Zn in the presence of an acid leads to E and Z ct,p-ethylenic-,/-aminoecids derivatives. The stereoselectivity of these reactions was studied.