Substituted quinolinones, Part 23. Synthesis of 6-ethyl-4,5-dioxo-5,6-dihydro-4H-pyrano[3,2-c]quinoline-3-carboxaldehyde and its chemical behavior towards hydroxylamine hydrochloride

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• 6′-Amino-5,7-dibromo-2-oxo-3′-(trifluoromethyl)-1′<i>H</i>-spiro[indoline-3,4′-pyrano[2,3-<i>c</i>]pyrazole]-5′-carbonitrile
  Dahkki: Yuliya E. Ryzhkova, et al.
  Almmustuhtton: (2021-12-01)
• Synthesis and Characterization of New Pyrano[2,3-<i>c</i>]pyrazole Derivatives as 3-Hydroxyflavone Analogues
  Dahkki: Arminas Urbonavičius, et al.
  Almmustuhtton: (2023-09-01)
• Evaluation of Neurotropic Activity and Molecular Docking Study of New Derivatives of pyrano[4″,3″:4′,5′]pyrido[3′,2′:4,5]thieno[3,2-<i>d</i>]pyrimidines on the Basis of pyrano[3,4-<i>c</i>]pyridines
  Dahkki: Shushanik Sh. Dashyan, et al.
  Almmustuhtton: (2022-05-01)
• A Sulfonic Acid Polyvinyl Pyridinium Ionic Liquid Catalyzes the Multi-Component Synthesis of Spiro-indoline-3,5′-pyrano[2,3-<i>d</i>]-pyrimidines and -Pyrazines
  Dahkki: Mehdi Khalaj, et al.
  Almmustuhtton: (2023-04-01)
• 5-Methyl-1-phenyl-3-(thieno[2,3-<i>d</i>]pyrimidin-4-yl)chromeno[4,3-<i>d</i>]pyrazolo[3,4-<i>b</i>]pyridin-6(3<i>H</i>)-one
  Dahkki: Xuelian Yin, et al.
  Almmustuhtton: (2022-10-01)