1855-20-5Relevant academic research and scientific papers
Copper-catalysed rearrangement of 4-substituted-2,3-1H-benzoxazine-1-thiones
Agirbas, Hikmet,Guener, Selahattin
, p. 257 - 263 (2000)
4-Substituted-2,3-1H-benzoxazine-1-thiones were prepared by the treatment of the corresponding benzoxazine-1-ones with P2S5. The thermal rearrangement of 4-substituted-2,3-1H-benzoxazine-1-thiones, catalysed by metallic copper, yield
Synthesis of Some 4-Substituted 1H-2,3-Benzoxazin-1-ones
Bansal, R. K.,Kumar, Girijesh,Jain, S. K.,Puri, B. K.
, p. 1045 (2007/10/02)
The title compounds have been prepared by treating the corresponding o-aroylbenzoic acids with hydroxylamine hydrochloride and sodium acetate in ethanol, and their structures established by elemental analyses and spectral data.The mechanism suggested for
