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Synlett 1999; 1999(6): 816-818
DOI: 10.1055/s-1999-2729
DOI: 10.1055/s-1999-2729
letter
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Oxovanadium(IV) Complex-mediated Catalysis in Mukaiyama-type Aldol Additions
Further Information
Publication History
Publication Date:
31 December 1999 (online)
Condensation of vanadyl sulfate with 2,2′-biphenol in the presence of N-containing ligands provides oxovanadium(IV) complexes which serve as efficient catalysts in Mukaiyama aldol reactions to afford aldol products in 52-100% yields with diastereoselectivities of up to 90/10 (anti/syn).
Lewis acids - 2,2′-biphenol - N-methylimidazole - diastereoselective - β-hydroxyesters