Efficient synthesis of ureas by direct palladium-catalyzed oxidative carbonylation of amines

B Gabriele, G Salerno, R Mancuso…

文献索引：Chioccara,F. et al. Tetrahedron Letters, 1975 , p. 811 - 814

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被引用次数: 150

摘要

... 9a The reaction has also been reported to occur catalytically, using RuCl 3 /PBu 3 in the presence of propynyl alcohols as water scavengers (at 120−140 °C and 50 atm of CO 2 ) 12 or Ph 3 SbO/P 4 S 10 in the absence of dehydrating agents (at 80−150 ... 12, KCl f, dioxane, 80, 2, 0 ...