Asymmetric synthesis of (3S,4R,7S)-(-)-3-hydroxy-7-methoxy-2,2,4-trimethyl-decanoic acid, a plausible polyketide fragment of halipeptin A

被引:12
作者
Della Monica, C [1 ]
Maulucci, N [1 ]
De Riccardis, F [1 ]
Izzo, I [1 ]
机构
[1] Univ Salerno, Dept Chem, I-84081 Baronissi, Italy
关键词
D O I
10.1016/S0957-4166(03)00622-0
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The first enantioselective synthesis of (3S,4R,7S)-(-)-3-hydroxy-7-methoxy-2,2,4-trimethyl-decanoic acid 4 in 11 steps and 6% overall yield, starting from commercially available methyl 2,2-dimethyl-3-hydroxy propionate 5 is described. The stereochemical flexible synthetic pathway involves a Brown's crotylboration reaction and a Corey-Bakshi-Shibata (CBS) oxazaborolidine-mediated reduction. (C) 2003 Elsevier Ltd. All rights reserved.
引用
收藏
页码:3371 / 3378
页数:8
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