Synlett 2012; 23(18): 2639-2642
DOI: 10.1055/s-0032-1317381
letter
© Georg Thieme Verlag Stuttgart · New York

One-Pot Thiourea Formation–Palladium-Catalyzed Cyclization Sequence to 3,4-Dihydro-2H-1,3-benzothiazine-2-imines from 2-Halo N-Methylbenzyl­amine – Scope and Limitations

Franck Lach*
AstraZeneca, Parc Industriel Pompelle, Chemin de Vrilly, BP 1050-51698 Reims, Cedex 2, France   Fax: +33(3)26616842   Email: franck.lach@astrazeneca.com   Email: franck_lach@hotmail.com
› Author Affiliations
Further Information

Publication History

Received: 09 August 2012

Accepted after revision: 17 September 2012

Publication Date:
12 October 2012 (online)


Abstract

A practical synthesis of 3,4-dihydro-3-methyl-2H-1,3-benzothiazine-2-imine via intramolecular palladium-catalyzed C–S bond formation is presented and exemplified for both alkyl- and ­arylisothiocyanates.

Supporting Information

 
  • References and Notes

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