Ruthenium-Catalyzed One-Pot Carbenoid N−H Insertion Reactions and Diastereoselective Synthesis of Prolines
作者:Qing-Hai Deng、Hai-Wei Xu、Angella Wing-Hoi Yuen、Zhen-Jiang Xu、Chi-Ming Che
DOI:10.1021/ol800087p
日期:2008.4.1
3-hydroxyprolines and various other amino esters are conveniently prepared by [RuCl2(p-cymene)]2-catalyzed one-pot intramolecular and intermolecular carbenoid N-H insertionreactions, respectively, and the prolines are formed with high diastereoselectivities. The catalytic reactions are tolerant toward air/moisture, and the product yields are insensitive to the organic solvents used.
Bischoff, Chemische Berichte, 1897, vol. 30, p. 2764
作者:Bischoff
DOI:——
日期:——
Lettieri; Brancaccio; Monforte, Farmaco, Edizione Scientifica, 1982, vol. 37, # 10, p. 678 - 684
作者:Lettieri、Brancaccio、Monforte、Larizza
DOI:——
日期:——
Metal-Free Insertion of Sulfoxonium Ylides into Arylamines in Water
作者:Mei Guan、Yong Wu、Hua He、Kaichuan Yan、Jianglian Li、Ruizhi Lai、Yi Luo
DOI:10.1055/s-0040-1707186
日期:——
bond formation in recent years. However, the existing methods suffer from unstable starting materials, expensive metal catalysts and organic solvents. Herein, insertion of sulfoxonium ylides into arylamines under metal-free conditions has been developed. The method employs water as solvent at mild temperature and is amenable to the late-stage modification of structurally complex bioactive compounds