Solution-Phase Parallel Synthesis of a Multisubstituted Cyclic Imidate Library

被引:18
作者
Mehta, Saurabh [1 ,2 ]
Waldo, Jesse P. [1 ]
Neuenswander, Benjamin [3 ,4 ]
Lushington, Gerald H. [3 ,4 ]
Larock, Richard C. [1 ]
机构
[1] Iowa State Univ, Dept Chem, Ames, IA 50011 USA
[2] Delhi Technol Univ, Dept Appl Chem, Delhi 110042, India
[3] Univ Kansas, NIH, Ctr Excellence Chem Methodol, Lawrence, KS 66047 USA
[4] Univ Kansas, Lib Dev, Lawrence, KS 66047 USA
基金
美国国家卫生研究院;
关键词
solution-phase; parallel synthesis; iodocyclization; cyclic imidates; iminolactones; palladium coupling; DRUG-DELIVERY REVIEWS; ELECTROPHILIC CYCLIZATION; EFFICIENT SYNTHESIS; ESTIMATE SOLUBILITY; DIVERSE LIBRARY; ARYL; 2,3-ALLENAMIDES; IMINOLACTONES; CONSTRUCTION; PERMEABILITY;
D O I
10.1021/co3001605
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
The solution-phase parallel synthesis of a diverse 71-member library of multisubstituted cyclic imidates is described. The key intermediates, 3-iodomethylene-containing cyclic imidates, are readily prepared in good to excellent yields by the palladium/copper-catalyzed cross-coupling of various o-iodobenzamides and terminal alkynes, followed by electrophilic cyclization with I-2. These cyclic imidates were further functionalized by palladium-catalyzed Suzuki-Miyaura, Sonogashira, carbonylative amidation, and Heck chemistry using sublibraries of commercially available building blocks.
引用
收藏
页码:247 / 254
页数:8
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