Synthesis of symmetrical 1,3-diarylureas by sulfur-catalyzed carbonylation in ionic liquids

Improved Preparation and Use of Room-Temperature Ionic Liquids in Lipase-Catalyzed Enantio- and Regioselective Acylations

Seongsoon Park, Romas J. Kazlauskas · The Journal of Organic Chemistry · 2001 · 560 citations

Natural Sciences, Chemical Engineering, Chemistry +13

Efficient Synthesis of Ureas by Direct Palladium-Catalyzed Oxidative Carbonylation of Amines

Bartolo Gabriele, Giuseppe Salerno, Raffaella Mancuso et al. · The Journal of Organic Chemistry · 2004 · 232 citations

Natural Sciences, Chemistry, Medicinal Chemistry +11

A Novel Method for the Synthesis of Isocyanates Under Mild Conditions

Hans‐Joachim Knölker, Tobias Braxmeier, Georg Schlechtingen · Angewandte Chemie International Edition in English · 1995 · 152 citations

Natural Sciences, Chemistry, Catalysis +6

New synthesis of ureas. Reaction of ammonia or aliphatic amines with carbon monoxide in the presence of selenium

Noboru Sonoda, Teruyuki Yasuhara, Kiyoshi Kondo et al. · Journal of the American Chemical Society · 1971 · 147 citations

Natural Sciences, Chemistry, Catalysis +6

<b>Free Radicals in Amine Solutions of Elemental Sulfur</b>

William G. Hodgson, Sheldon A. Buckler, Grace A. Peters · Journal of the American Chemical Society · 1963 · 80 citations

Natural Sciences, Chemistry, Analytical Chemistry +6