Tetrahedron Letters p. 6795 - 6798 (1997)
Update date:2022-08-11
Topics:
Liu, Jinchu
Eddings, Alicia
Wallace, Richard H.
In this letter we report a general method for the preparation of optically active 4-hydroxy-Δ2-isoxazolines. This one-pot method employs sodium percarbonate for nitrile oxide generation, oxidation of the intermediate boronic ester substituted Δ2-isoxazoline, and cleavage of the chiral auxiliary from the final product.
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