Catalytic enantioselective tandem carbonyl ylide formation-cycloaddition

被引:86
作者
Hodgson, DM [1 ]
Stupple, PA [1 ]
Johnstone, C [1 ]
机构
[1] ZENECA PHARMACEUT,MACCLESFIELD SK10 4TG,CHESHIRE,ENGLAND
关键词
D O I
10.1016/S0040-4039(97)01480-9
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Catalytic enantioselective tandem carbonyl ylide formation-cycloaddition of alpha-diazo-beta-ketoesters 1 (R = alkyl, n = 1,2) using 1 mol% [Rh-2(S-DOSP)(4)] 2 in hexane at room temperature to give the cycloadducts 3 in good yields and up to 53% ee are described. (C) 1997 Elsevier Science Ltd.
引用
收藏
页码:6471 / 6472
页数:2
相关论文
共 11 条
  • [11] CHEMOSELECTIVITY AND STEREOSELECTIVITY OF CYCLIZATION OF ALPHA-DIAZOCARBONYLS LEADING TO OXYGEN AND SULFUR HETEROCYCLES CATALYZED BY CHIRAL RHODIUM AND COPPER-CATALYSTS
    YE, T
    GARCIA, CF
    MCKERVEY, MA
    [J]. JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1995, (11): : 1373 - 1379