Catalytic asymmetric weitz-scheffer epox
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Stefano Colonna; Amedea Manfredi; Rita Annunziata; Massimo Spadoni
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Article
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1987
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Elsevier Science
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French
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The epoxidation of 2 and 2,3-substituted naphthoquinones with t-BuOOH In aqueous buffer solutions, in the presence of bovine serum albumin (BSA) as chiral catalyst, affords the corresponding epoxynaphthoquinones with enantiomeric excess (e.e.1 up to 79%. The influences on the enantioselectivity of t