A new approach to 2,2-disubstituted chromenes and tetrahydroquinolines through intramolecular cyclization of chiral 3,4-epoxy alcohols

被引:26
作者
Goujon, JY
Zammattio, F
Chrétien, JM
Beaudet, I
机构
[1] Fac Sci & Tech, CNRS, UMR 6513, Organ Synth Lab, F-44322 Nantes 03, France
[2] Fac Tech Sci, CNRS, FR 2465, F-44322 Nantes 03, France
关键词
chromene; tetrahydroquinoline; 2H-1-benzopyrane;
D O I
10.1016/j.tet.2004.03.010
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
An efficient route to chiral chromene and tetrahydroquinoline ring models 3 and 4 was developed by means of the vanadium epoxidation of chiral homoallylic alcohols 12 and 19 followed by an intramolecular epoxide opening of 3,4-epoxy alcohols 14 and 20. The configuration of all compounds was confirmed using NMR analysis. (C) 2004 Elsevier Ltd. All rights reserved.
引用
收藏
页码:4037 / 4049
页数:13
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