New total synthesis of the marine antitumor alkaloid (-)-agelastatin A

被引:70
作者
Domostoj, MM
Irving, E
Scheinmann, F
Hale, KJ
机构
[1] UCL, Dept Chem, Christopher Ingold Labs, London WC1H 0AJ, England
[2] Ultrafine, Manchester M15 6SY, Lancs, England
关键词
D O I
10.1021/ol0490476
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A new total synthesis of (-)-agelastatin A (1) has been achieved from the chiral oxazolidinone (-)-3. Although enone transposition was problematic when the Michael ring closure of 2 was attempted with strong base, the desired cyclization could be effected with Hunig's base after the pyrrole nucleus was brominated. Subsequent reduction and monobromination afforded synthetic (-)-agelastatin A (1).
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收藏
页码:2615 / 2618
页数:4
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