Tetrahedron Letters p. 6861 - 6864 (1991)
Update date:2022-09-26
Topics: Characterization Introduction of chirality Purification and Isolation Ring Formation Construction of the Core Structure Functional Group Transformations Acetylenic Sulfoxide Synthesis
Lee
Chan
Lee
Remarkable diastereoselectivity was observed in the cyclization of β-aminovinyl sulfoxide 5a prepared from chiral acetylenic sulfoxide 1a in acidic medium. The cyclized product 6a was then converted to (R)-(+)-carnegine.
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Doi:10.1021/acs.orglett.9b00971
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