Synlett

N-Carboalkoxy-2-Nitrobenzenesulfonamides: A Practical Preparation of N-Boc-, N-Alloc-, and N-Cbz-Protected Primary Amines

T Fukuyama, M Cheung, T Kan

Index: Fukuyama, Tohru; Cheung, Mui; Kan, Toshiyuki Synlett, 1999 , # 8 p. 1301 - 1303

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Citation Number: 63

Abstract

Abstract: N-Carboalkoxy-2-nitrobenzenesulfonamides, readily prepared by acylation of 2- nitrobenzenesulfonamide (o-NsNH2), can be alkylated by either conventional or Mitsunobu protocols. Since the o-nosyl group can be deprotected under mild conditions, a variety of ...