Tetrahedron Letters p. 9215 - 9218 (1998)
Update date:2022-08-02
Topics:
Satoh, Tsuyoshi
Kurihara, Toshiyuki
Two-step or three-step one-carbon ring enlargement of lactones is realized from lactones and chloromethyl phenyl sulfoxide via a rearrangement of alkylidene carbenoid followed by intramolecular cyclization of the ω- hydroxyalkyl ketene intermediate or via a 2-pyridinethiol ester.
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