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ChemInform Abstract: Asymmetric Synthesis of Spiro-3,4-dihydropyrans via a Domino Organocatalytic Sequence.

✍ Scribed by Weijun Yao; Lianjie Pan; Yihua Wu; Cheng Ma

Publisher
John Wiley and Sons
Year
2010
Weight
43 KB
Volume
41
Category
Article
ISSN
0931-7597

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## Abstract A quinine‐derived thiourea is the best catalyst for the conjugate addition of trifluoromethyl substituted nucleophiles to Ξ²,γ‐unsaturated α‐keto esters.