Articles with "via otf" as a keyword



Synthesis of 1,4-benzoxazines via Y(OTf)3-catalyzed ring opening/annulation cascade reaction of benzoxazoles with propargylic alcohols.

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Published in 2022 at "Chemical communications"

DOI: 10.1039/d2cc03080b

Abstract: A convenient Y(OTf)3-catalyzed cascade formal [4 + 2] cyclization approach for the formation of 1,4-benzoxazine scaffolds from benzoxazoles and propargyl alcohols through a ring-opening and regioselective ring-closure process has been developed. By using this mild… read more here.

Keywords: otf catalyzed; benzoxazines via; via otf; synthesis benzoxazines ... See more keywords