Tetrahedron Letters

Efficient and selective N-alkylation of carbamates in the presence of Cs 2 CO 3 and TBAI

RN Salvatore, SI Shin, VL Flanders, KW Jung

Index: Salvatore, Ralph N.; Shin, Seung Il; Flanders, Vincent L.; Jung, Kyung Woon Tetrahedron Letters, 2001 , vol. 42, # 10 p. 1799 - 1801

Full Text: HTML

Citation Number: 20

Abstract

Mild and selective N-alkylation of carbamates was carried out in the presence of cesium carbonate, tetrabutylammonium iodide (TBAI), and a halide. This protocol was highly selective and efficient, offering aliphatic and aromatic N-alkyl carbamates exclusively in high yields.