Catalytic enantioselective nucleophilic addition of ynamides to aldehydes.
Catalytic enantioselective nucleophilic addition of ynamides to aldehydes.
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DOI:
10.1039/c4cc00394b
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发表时间:
2014-03-25
期刊:
影响因子:
--
通讯作者:
Wolf C
中科院分区:
文献类型:
--
作者:
Cook AM;Wolf C
The first catalytic asymmetric addition of ynamides to aliphatic and aromatic aldehydes is described. This reaction provides unprecedented access to a diverse family of N-substituted propargylic alcohols that are obtained in high yield and ee in the presence of 10 mol% of zinc triflate and N-methylephedrine The use of apolar solvent mixtures is essential to avoid product racemization and to optimize ee’s without compromising conversion.
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