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Total synthesis of Chorismic Acid:
Reference: Posner, G. H.; Haces, A.; Harrison, W; Minter, C. M. JOC, 1987, 52, 4836. DOI
Keywords: 2,3-Sigmatropic Sulfoxide • Sulfoxide-Ei → Ene • Diels-Alder-inverse, EneSulfide • Pyrone cycloaddition • Bicyclo(222) • Lactone → Ester • O-H → O-MEM • Sulfide → Sulfoxide •
Reagents: MEM-Cl • Perbenzoic acid, 3-chloro • EneSulfoxide • EneSulfide • High pressure • NaOMe •

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