Feng J, Li T, Zhang J, Jiao P. Application of chiral 2-isoxazoline for the synthesis of
syn-1,3-diol analogs.
Beilstein J Org Chem 2019;
15:1840-1847. [PMID:
31467605 PMCID:
PMC6693402 DOI:
10.3762/bjoc.15.179]
[Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/17/2019] [Accepted: 07/12/2019] [Indexed: 12/24/2022] Open
Abstract
The asymmetric cycloaddition of TIPS nitronate catalyzed by "Cu(II)-bisoxazoline" gave the 2-isoxazoline product in 95% yield, which was converted into tert-butyl (3S,5R)-6-hydroxy-3,5-O-isopropylidene-3,5-dihydroxyhexanoate in 14 steps through a β-hydroxy ketone.
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