Tetrahedron letters

Enantioselective Michael-Mukaiyama additions of silylketene acetals to 2-carboxycyclopentenones promoted by chiral Ti complexes

A Bernardi, K Karamfilova, G Boschin, C Scolastico

Index: Bernardi, Anna; Karamfilova, Katia; Boschin, Giovanna; Scolastico, Carlo Tetrahedron Letters, 1995 , vol. 36, # 8 p. 1363 - 1364

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Citation Number: 20

Abstract

Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... The conjugate addition of t-butylpropionate silylketeneacetal 2 to 2-carboxycyclopentenones 3a-b promoted by TADDOL-derived Ti chlorides gives the ketoacid 6 with excellent de and ee up to 47%. ... The conjugate addition of t-butylpropionate silylketeneacetal 2 to 3 ...

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