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Efficient synthesis of chiral benzofuryl β-amino alcohols via a catalytic asymmetric Henry reaction
被引:18
|作者:
Chen, Wei
[1
]
Zhou, Zhao-Hui
[1
]
Chen, Hong-Bin
[1
]
机构:
[1] Xiamen Univ, Coll Chem & Chem Engn, Dept Chem, Xiamen 361005, Peoples R China
关键词:
BLOCKING-AGENT;
BUFURALOL-HCL;
COMPLEX;
PROPAFENONE;
ALDEHYDES;
(S)-BUFURALOL;
PROPRANOLOL;
RESISTANCE;
ANALOGS;
D O I:
10.1039/c6ob02569b
中图分类号:
O62 [有机化学];
学科分类号:
070303 ;
081704 ;
摘要:
Chiral beta-amino alcohol ligands were found effective for the copper(II)-catalyzed asymmetric Henry reaction of benzofuran-2-carbaldehydes with nitromethane, which led to the formation of (S)-enriched benzofuryl beta-nitro alcohols with satisfactory enantioselectivities (up to 98% ee). Using this catalytic protocol, bioactive (S)-benzofuryl beta-amino alcohols could be conveniently prepared in short steps.
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页码:1530 / 1536
页数:7
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