Unexpected pathway of the reaction of N-[(β-halogeno-α-tosyl)alkyl]ureas with β-oxoester enolates. Synthesis of ethyl 5-ureido-4,5-dihydrofuran-3-carboxylates and N-carbamoylpyrrole-3-carboxylates

Unexpected pathway of the reaction of N-[(β-halogeno-α-tosyl)alkyl]ureas with β-oxoester enolates. Synthesis of ethyl 5-ureido-4,5-dihydrofuran-3-carboxylates and N-carbamoylpyrrole-3-carboxylates

Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Tetrahedron Letters - Volume 52, Issue 1, 5 January 2011, Pages 88-91

Nikolay N. Kurochkin, Anastasia A. Fesenko, Dmitry A. Cheshkov, Musa M. Davudi, Anatoly D. Shutalev,