Bicyclomangostin: a new acid-catalysed cyclization product from mangostin

被引:6
作者
Mahabusarakam, W [1 ]
Pakawatchai, C
Wiriyachitra, P
Taylor, WC
Skelton, BW
White, AH
机构
[1] Prince Songkla Univ, Dept Chem, Hat Yai 90112, Thailand
[2] Chiang Mai Univ, Dept Pharm, Chiang Mai 50002, Thailand
[3] Univ Sydney, Dept Organ Chem, Sydney, NSW 2006, Australia
[4] Univ Western Australia, Dept Chem, Nedlands, WA 6907, Australia
关键词
D O I
10.1071/C97069
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Cyclization of mangostin with p-toluenesulfonic acid gave 1-isomangostin, 3-isomangostin, and a new cyclization product, bicyclomangostin (4). The structure of bicyclomangostin was determined by spectroscopic and X-ray crystallographic studies. The methyl ether derivatives (8) and (9) or (10) were produced on methylation of bicyclomangostin, depending on the method used.
引用
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页码:249 / 254
页数:6
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