The direct conversion of carbamates to ureas using aluminum amides

A mild, general method for conversion of esters to amides

Anwer Basha, Michael F. Lipton, Steven M. Weinreb · Tetrahedron Letters · 1977 · 560 citations

Natural Sciences, Chemistry, Organic Chemistry +3

Solid Phase Syntheses of Oligoureas

Kevin Burgess, Javier Ibarzo, D. Scott Linthicum et al. · Journal of the American Chemical Society · 1997 · 130 citations

Pharmacy, Chemistry, Medicinal Chemistry +16

Smart cleavage reactions: the synthesis of benzimidazoles and benzothiazoles from polymer-bound esters

Hana Matsushita, Sang‐Hyeup Lee, Meyoungju Joung et al. · Tetrahedron Letters · 2003 · 120 citations

Natural Sciences, Chemical Engineering, Chemistry +12

A general method for the solid phase synthesis of ureas

Steven M. Hutchins, Kevin T. Chapman · Tetrahedron Letters · 1994 · 95 citations

Natural Sciences, Chemical Engineering, Chemistry +7

Solid-Phase Synthesis of Oligourea Peptidomimetics Employing the Fmoc Protection Strategy

Astrid Boeijen, Jeroen van Ameijde, Rob M. J. Liskamp · The Journal of Organic Chemistry · 2001 · 84 citations

Pharmacy, Medicinal Chemistry, Pharmacology +12