Efficient stereocontrol of a quaternary chiral center in the cyclohexene systems. Potential chiral synthons for vitamin D and related compounds by enzymatic approach |
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| Authors: | Mitsuyuki Shimada Susumu Kobayashi Masaji Ohno |
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| Institution: | Faculty of Pharmaceutical Sciences, University of Tokyo Hongo, Bunkyo-ku, Tokyo 113, Japan |
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| Abstract: | Cyclohexene derivatives, 8 ˜ 11, fused to γ-lactone with angular methyl are efficiently prepared in an enantio-, stereo- and regioselective manner from the chiral monoester 1. |
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