Synthesis of novel cyclic hydroxamic aci
โ
Pabba Chittari; Achamma Thomas; Srinivasachari Rajappa
๐
Article
๐
1994
๐
Elsevier Science
๐
French
โ 233 KB
## Abstrrrct: lk nitroacetyl (S)-proline esfers (Z,3,.5} are reduced by zinc-NH,Cl to the hydroxylamine stage and cyclized toprovide the novel chit-al bicyclic hydroxamic acids (2,4,6). Michael addition of ally1 acrylate on nhmacetic acid derivatives followed by Pd(0) catalyzed intramolecular ally1