A Concise Flow Synthesis of Efavirenz

被引:85
作者
Correia, Camille A. [1 ]
Gilmore, Kerry [1 ]
McQuade, D. Tyler [3 ]
Seeberger, Peter H. [1 ,2 ]
机构
[1] Max Planck Inst Colloids & Interfaces, Dept Biomol Syst, D-14476 Golm, Germany
[2] Free Univ Berlin, Inst Chem & Biochem, D-14195 Berlin, Germany
[3] Florida State Univ, Dept Chem & Biochem, Tallahassee, FL 32306 USA
关键词
API synthesis; carbamates; copper; flow chemistry; homogeneous catalysis; CHEMISTRY; HIV-1; BENZYNE;
D O I
10.1002/anie.201411728
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Efavirenz is an essential medicine for the treatment of HIV, which is still inaccessible to millions of people worldwide. A novel, semi-continuous process provides rac-Efavirenz with an overall yield of 45%. This streamlined proof-of-principle synthesis relies on the efficient copper-catalyzed formation of an aryl isocyanate and a subsequent intramolecular cyclization to install the carbamate core of Efavirenz in one step. The three-step method represents the shortest synthesis of this life-saving drug to date.
引用
收藏
页码:4945 / 4948
页数:4
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