Stereoselective synthesis of partially substituted 1, 2, 3-butatriene derivatives via hydroboration

T Yoshida, RM Williams, E Negishi

Index: Yoshida,T. et al. Journal of the American Chemical Society, 1974 , vol. 96, p. 3688 - 3690

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Citation Number: 26

Abstract

In each case the product is stable in solution (hexane, benzene, or tetrahydrofuran) for at least 72 hr at 25"(glpc examination). On evaporation of the solvent, however, an initially clear oil gradually turns gelathou6 The gelatinous substance does not redissolve in any of the organic solvents tested, including those mentioned above. This peculiarity has precluded purification of the product by distillation or preparative glpc. Fortunately, highly ...