Yen Vo-Hoang, C. Gasse, M. Vidal
Apr 26, 2004
Citations
0
Influential Citations
11
Citations
Journal
Tetrahedron Letters
Abstract
Abstract Reaction of N - tert -butyloxycarbonylasparagine (Boc-Asn) with 2 equiv of benzyl bromide in presence of cesium carbonate led to N -benzyl-3-Boc-amino-pyrrolidin-2,5-dione 1a ( N -benzyl-3-Boc-aminosuccinimide). Borane dimethylsulfide reduced 3-Boc-aminopyrrolidine-2,5-dione 1a into 3-Boc-aminopyrrolidin-2-one 2a . The same procedure could also be used to prepare derivatives 1 and 2 substituted on the aromatic ring.