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ChemInform Abstract: Enantioselective 1,4-Addition of Aryllithium Reagents to α,β-Unsaturated tert-Butyl Esters in the Presence of Chiral Additives.

✍ Scribed by F. XU; R. D. TILLYER; D. M. TSCHAEN; E. J. J. GRABOWSKI; P. J. REIDER

Publisher
John Wiley and Sons
Year
2010
Weight
36 KB
Volume
29
Category
Article
ISSN
0931-7597

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Addition of Thiols to α,β-Unsaturated Esters in the Presence of Alumina. -Michael-type additions of thiols to α,β-unsaturated esters in the presence of neutral alumina proceed easily under appropriate mild conditions to give the corresponding adducts [cf. (III), (VI)/(VII)] in good to excellent yie