Journal of Organic Chemistry p. 6508 - 6509 (1994)
Update date:2022-08-05
Topics: Directed Metalation Regiospecific
Beaulieu, Francis
Snieckus, Victor
2-Carboxamido- and 2-O-carbamoyldiaryl sulfones 5, DMG = CONEt2 and DMG = OCONEt2, undergo LDA-mediated amide alternate ring migration and cyclization to thioxanthen-9-one 10,10-dioxides 6 and 8, respectively, in a general, synthetically useful reaction.
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