Heteroannulation of Nitroketene <i>N,S</i>-Arylaminoacetals with POCl<sub>3</sub>: A Novel Highly Regioselective Synthesis of Unsymmetrical 2,3-Substituted Quinoxalines
作者:C. Venkatesh、B. Singh、P. K. Mahata、H. Ila、H. Junjappa
DOI:10.1021/ol0505095
日期:2005.5.1
A novel regioselective route for the synthesis of substituted and fused 3-chloro-2-(methylthio)quinoxalines through POCl3-mediated heteroannulation of a range of alpha-nitroketene N,S-anilinoacetals has been reported.
MACROCYCLIC AND BICYCLIC INHIBITORS OF HEPATITIS C VIRUS
申请人:Gilead Sciences, Inc.
公开号:EP2970335B1
公开(公告)日:2019-05-08
US20140274884A1
申请人:——
公开号:US20140274884A1
公开(公告)日:2014-09-18
INHIBITORS OF HEPATITIS C VIRUS
申请人:Gilead Sciences, Inc.
公开号:US20170313745A1
公开(公告)日:2017-11-02
Compounds of formula I:
or pharmaceutically acceptable salts thereof, wherein the various substituents are defined herein, methods of using said compounds, and pharmaceutical compositions containing said compounds.