Tetrahedron letters

Efficient asymmetric hydrogenations of camphor-soltam-imide-conjugated alkenes.

W Oppolzer, RJ Mills, M Reglier

Index: Oppolzer, Wolfgang; Mills, Robert J.; Reglier, Marius Tetrahedron Letters, 1986 ,  vol. 27,  # 2  p. 183 - 186

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Citation Number: 36

Abstract

Abstract The trisubstituted olefinic bond of sultam-imides 2 was hydrogenated in the presence of Pd/C with> 90% diastereoface discrimination to give after saponification recovered auxiliary 7 and the β-substituted carboxylic acids 5 or6 in high ee.