333323-69-6Relevant articles and documents
Research on potentially bioactive Aza and Thiaza polycyclic compounds containing a bridgehead nitrogen atom. III. Synthesis and antimicrobial activity of some 1,4-benzothiazines and pyrrolobenzothiazines
Armenise,Trapani,Arrivo,Laraspata,Morlacchi
, p. 1611 - 1616 (2007/10/03)
Cyclization reactions of N-(2,2-dialkoxyethyl)-1,4-benzothiazine lactams 2 and 1,4-benzothiazine-sulfones 10 lead to the corresponding pyrrolo[1,2,3-de]-1,4-benzothiazines 4 and 12, respectively, by using the dioxane/p-toluenesulfonic acid or polyphosphor