Synthesis of unnatural hydroxyanthraquinones: Experiments towards total synthesis of pradimicinone

被引:0
|
作者
Murty, KVSN [1 ]
Hazra, NK [1 ]
Datta, K [1 ]
Mal, D [1 ]
机构
[1] INDIAN INST TECHNOL,DEPT CHEM,KHARAGPUR 721302,W BENGAL,INDIA
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D O I
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中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The phthalide sulfone 5 has been prepared from readily available ester 6 in four steps on multigram scales. This has been utilized in anionic [4 + 2] cycloaddition with a few cyclohexenones (12-14) to obtain anthraquinones (18-26) in good yields, compound 21 being a potential intermediate for pradimicinone 1.
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页码:126 / 132
页数:7
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