Regiospecific synthesis of 2-methyl-4-arylcarbonyl-2H-1,2-benzothiazin-3(4H)-one 1,1-dioxides

DOI: 10.1002/jhet.5570260361

Source and publish data:

Journal of Heterocyclic Chemistry p. 843 - 845 (1989)

Update date:2022-09-26

Topics:

Authors:

Marfat Marfat

Chambers

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Article abstract of DOI:10.1002/jhet.5570260361

Acylation of 2-methyl-2H-1,2-benzothiazin-3(4H)-one 1,1-dioxide 3 with aryl anhydrides in the presence of dimethylaminopyridine occurs regiospecifically to afford 2-methyl-4-arylcarbonyl-2H-1,2-benzothiazin-3(4H)-one 1,1-dioxides 2a-f.

Full text of DOI:10.1002/jhet.5570260361

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