A Stereoselective Synthesis of Lentiginosine

FM Cordero, C Vurchio, A Brandi

Index: Feugeas,C. Bulletin de la Societe Chimique de France, 1963 , p. 2568 - 2579

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Abstract

... figure Scheme 2. Stereoselective Nucleophilic Addition of 9 to Nitrone 3. The addition reaction afforded hydroxylamine 11 as a sole diastereoisomer in 90% yield after purification on silica gel (Scheme 2). As expected, the bulky tert-butoxy group on nitrone C-3 favors the ...