Rapid syntheses of benzopyrans from o-OBOC salicylaldehydes and salicyl alcohols:: A three-component reaction

被引:67
作者
Jones, RM [1 ]
Selenski, C [1 ]
Pettus, TRR [1 ]
机构
[1] Univ Calif Santa Barbara, Dept Chem & Biochem, Santa Barbara, CA 93106 USA
关键词
D O I
10.1021/jo020224v
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The Diels-Alder reactions of o-quinone methides generated from OBOC-salicylic aldehydes and alcohols are described, allowing for the synthesis of various substituted benzopyrans. The low temperatures employed for this procedure enable high diastereoselectivity in reactions with beta-substituted o-quinone methides.
引用
收藏
页码:6911 / 6915
页数:5
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