1315379-69-1Relevant articles and documents
N-Benzoyl-N-methylsulfonylanthranilates: Unexpected cyclization reaction to 4-alkoxy-2,1-benzothiazines
Manfroni, Giuseppe,Meschini, Francesco,Costantino, Ferdinando,Tabarrini, Oriana,Cecchettia, Violetta
experimental part, p. 165 - 176 (2011/08/07)
The synthesis of 4-alkoxy-1H-2,1-benzothiazine 2,2-dioxide derivatives was achieved through an unexpected base-mediated cyclization of N-benzoyl-N- methylsulfonylanthranilates. A reaction mechanism involving the sulfene species has been postulated. The ob
