91118-87-5Relevant articles and documents
A Facile Synthesis of 3-Aryl-2-styryl- and 3-Aryl-2-methylpyridoquinazolin-4(3H)-ones
Reddy, M. Satyanarayana,Ratnam, C. V.
, p. 1100 - 1102 (2007/10/02)
Condensation of 2-methyl-4H-pyrido-3,1-benzoxazin-4-one (I) with schiff bases (II) and aromatic amines in acetic acid gives 3-aryl-2-styrylpyridoquinazolin-4(3H)-ones (III) and 3-aryl-2-methylpyridoquinazolin-4(3H)-ones (V) respectively in excellent yields.