96023-45-9Relevant articles and documents
2,3-DIBROMO-3,4-DIHYDRO-4H-1,4-BENZOXAZINES AND THEIR NUCLEOPHILIC DISPLACEMENT REACTIONS : THE FIRST SYNTHESIS OF 4-ACETYL-4H-1,4-BENZOXAZINE-3-CARBONITRILE
Bartsch, Herbert,Ofner, Maria,Schwarz, Otto,Thomann, Walter
, p. 2789 - 2797 (2007/10/02)
The synthesis of 2,3-dibromo-3,4-dihydro-2H-1,4-benzoxazines is described.Their reaction with alcohols afforded the corresponding 2-bromo-3-alkoxy- and 2,3-dialkoxy derivatives, respectively, which were converted into various 1,4-benzoxazine-3-carbonitril