952427-28-0Relevant articles and documents
Synthesis, X-ray structure, and pharmacological activity of some 6,6-disubstituted chromeno[4,3-b]- and chromeno-[3,4-c]-quinolines
Hegab, Mohamed I.,Abdel-Fattah, Abdel-Samee M.,Yousef, Nabil M.,Nour, Hany F.,Mostafa,Ellithey, Mohey
, p. 396 - 403 (2007)
Some chromeno[4,3-b]quinolines 4a-i were obtained from β-chloro carboxyaldehydes 3a-c with different aniline derivatives namely, aniline, 4-fluoroaniline, and 2-aminophenol. Surprisingly, 3a-c reacted with 2-aminothiophenol and afforded the chromeno[3,4-c