Synthesis of N4-(2-acetamido-2-deoxy-β-d-glucopyranosyl)-l-asparagine analogues. n-Butyramide, 3-chloropropionamide, 3-aminopropionamide, and isovaleramide analogues
作者:Jerry J. Kaylor、John M. Risley
DOI:10.1016/s0008-6215(01)00057-x
日期:2001.4
The syntheses of four analogues of N-4-(2-acetamido-2-deoxy-beta -D-glucopyranosyl)-L-asparagine are described. Activated carboxylic acids were reacted with 2-acetamido-2-deoxy-beta -D-glucopyranosylamine, n-Butyric anhydride gave N-(2-acetamido-2-deoxy-beta -D-glucopyranosyl)-n-butyramide. 3-Chloropropionic anhydride was synthesized from 3-chloropropionic acid and gave N-(2-acetamido-2-deoxy-beta -D-glucopyranosyl)-3-chloropropionamide. Equilibration of the latter with ammonium bicarbonate gave N-1-(2-acetamido-2-deoxy-beta -D-glucopyranosyl)-3-aminopropionamide. Succinimidyl isovalerate was synthesized and gave N-(2-acetamido-2-deoxy-beta -D-glucopyranosyl)isovaleramide. (C) 2001 Elsevier Science Ltd. All rights reserved.