Abdel- Ghani A. Elagamey

Studies on Quinolin-2(1H)-One Derivatives: Synthetic Access to Pyrano[3,2-c] Quinoline and 3-Substituted Quinoline Derivatives

Fathy M. A.El-Taweel, Abdel- Ghani A. Elagamey & Muhammad H. M. Khalil · Chemical Science International Journal · 2013

4H-pyrano[3,2-c]quinoline derivatives 6a-f were prepared via reacting arylmethylenemalononitriles 2-c,g with 4-hydroxyquinolines 1a-c or 1e,f. Refluxing  6d  with formic acid or acetic anhydride gave 7-(2-chlorophenyl)-5-methyl-5H-pyrimido [5'4':5,6]pyrano[3,2-c]quinoloine-6,8-(7...