Aromatic Heteroannulation via Metalation-Cyclization of N-Acyl-2-chlorobenzenesulfonamides and N-Acylbenzenesulfonamides

DOI: 10.1021/jo00046a012

Source and publish data:

Journal of Organic Chemistry p. 5328 - 5334 (1992)

Update date:2022-08-04

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Authors:

Hermann, Christine K. F.

Campbell, James A.

Greenwood, Thomas D.

Lewis, Judith A.

Wolfe, James F.

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Article abstract of DOI:10.1021/jo00046a012

N-Acyl-2-chlorobenzenesulfonamides 7a-d undergo competitive metal-halogen exchange and ortho-deprotonation or α-deprotonation reactions when treated sequentially with sodium hydride and n-butyllithium.The o-lithio intermediates derived from metal-halogen

Full text of DOI:10.1021/jo00046a012

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