Tetrahedron letters

Asymmetric halogenation of camphor-10-sulfonic acid derived esters: an efficient new route to enantiomerically pure halohydrins and epoxides.

W Oppolzer, P Dudfield

Index: Oppolzer, Wolfgang; Dudfield, Philip Tetrahedron Letters, 1985 , vol. 26, # 41 p. 5037 - 5040

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Citation Number: 51

Abstract

... Wolfgang Oppolzer* and Philip Dudfield Dartement de Chimie Organique, Universitd de Gene, CH-1211 Gene, Switzerland Abetrczct: Successive treatment of chiral esters 1 with LDA/Me3SiC1 and NBS or NCS gave crystal- line c~aloesters 3 which furnished halohydrins 4 and terminal epoxides 5 in high ee. ... REFERENCES AND NOTES . Oppolzer, C. Chapuis, G. Bernard~nelli, Tetrahedron Lett. 25, 5585 (1984). 2h7. ...