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Synthesis of pyrrolidine-2,4-diones from urethane N-carboxyanhydrides (UNCAs)

✍ Scribed by Catherine Pothion; Jean-Alain Fehrentz; André Aumelas; Albert Loffet; Jean Martinez

Publisher
Elsevier Science
Year
1996
Tongue
French
Weight
223 KB
Volume
37
Category
Article
ISSN
0040-4039

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N-protected cx-alkyl--t-amino-13-keto-esters were synthesized from the corre,q~nding Nurethane prolected N-carboxyanhydride (UNCAs) by reaction with lithium enolates in fairly good yields. These compounds are candidates for mimicking the transition state analogue in enzyme inhibitors. They constitut