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Development of a stereoselective co-mediated dihydropyran ring contraction |
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| Authors: | Meek Simon J Pradaux Fabienne Demont Emmanuel H Harrity Joseph P A |
| Institution: | Department of Chemistry, University of Sheffield, Brook Hill, Sheffield, S3 7HF, UK. |
| Abstract: | A highly stereoselective approach for the synthesis of trans-1,2-disubstituted cyclobutanes through an Al-promoted cobalt-mediated O-->C ring contraction of dihydropyrans is described. reaction: see text]. |
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