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ChemInform Abstract: N-Heterocyclic Carbene-Catalyzed Vinylogous Mukaiyama Aldol Reaction of -Keto Esters and -Trifluoromethyl Ketones.
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文摘
The novel transition metal-free protocol offers an efficient access to γ-substituted butenolides which may often be isolated as single anti-diastereomers.

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