A novel synthesis of new 3-aryl-7-methylpyrano[4,3-b]pyran-4H,5H-diones using hypervalent iodine(III) reagents

被引：10

作者：

Prakash, O ^{[1
]}

Kumar, A ^{[1
]}

Sadana, AK ^{[1
]}

Singh, SP ^{[1
]}

机构：

[1] Kurukshetra Univ, Dept Chem, Haryana 136119, India

来源：

SYNTHESIS-STUTTGART | 2006年 / 01期

关键词：

hypervalent iodine; hydroxy(tosyloxy)iodo]benzene; oxidation; chalcone; dehydroacetic acid;

D O I：

10.1055/s-2005-921751

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

Oxidation of 3-cinnamoyl-4-hydroxy-6-methyl-2H-pyran-2-ones with [hydroxy(tosyloxy)iodo]benzene in CH2Cl2 leads to cyclization, thereby providing a new and convenient route for the synthesis of 3-aryl-7-inethylpyrano[4,3-b]pyran-4H,5H-diones.

引用

页码：21 / 23

页数：3

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