CYCLODEHYDROGENATION OF 2'-HYDROXYCHALCONES WITH HYPERVALENT IODINE REAGENT - A NEW SYNTHESIS OF FLAVONES

被引：0
|
作者：
LITKEI, G
GULACSI, K
ANTUS, S
BLASKO, G
机构：
[1] LAJOS KOSSUTH UNIV,DEPT ORGAN CHEM,H-4010 DEBRECEN,HUNGARY
[2] EGIS PHARMACEUT WORKS,H-1475 BUDAPEST,HUNGARY
来源：
LIEBIGS ANNALEN | 1995年 / 09期
关键词：
CYCLODEHYDROGENATION; 2'-HYDROXYCHALCONES; FLAVONES; IODOSOBENZENE DIACETATE;
D O I：
暂无
中图分类号：
O6 [化学];
学科分类号：
0703 ;
摘要：
A new synthesis of chrysin (1) and luteolin (4) was accomplished by the cyclodehydrogenation of the appropriately substituted 2'-hydroxychalcones 21 and 22 in the presence of iodosobenzene diacetate/potassium hydroxide in methanol. The scope and Limitation of this transformation is discussed.
引用
收藏
页码：1711 / 1715
页数：5
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