Synthesis, Characterization and in vitro Antibacterial evaluation of New Oxindoles and Spiro-Oxindoles Derivatives
作者:Mohamed hassan、Abdallah Hassane
DOI:10.21608/ejchem.2019.14725.1907
日期:2019.10.16
-carbonitrile 4. Compound 3 react by Michael addition with malononitrile, ethyl 2-cyanoacetate and acetyl acetone to give 6'-amino-2'-(dicyanomethylene)-2-oxo-2',3'-dihydro-1'H-spiro[indoline-3,4'-pyridine]-3',5'-dicarbonitrile 6a, 2'-(dicyanomethylene) 2,6'-dioxospiro[indoline-3,4'-piperidine]-3',5'-dicarbonitrile 6b and 2-(5'-acetyl-3'-cyano-6'-methyl-2-oxo-1'H-spiro[indoline-3,4'-pyridin]-2'(3'H)
异丁烯1与丙二腈二聚体2和5-氨基-3-(氰基甲基)-1H-吡唑-4-甲腈4的反应合成了亚芳基羟吲哚3和5。化合物3通过迈克尔加成反应与丙二腈,2-氰基乙酸乙酯反应和乙酰丙酮得到6'-氨基-2'-(二氰基亚甲基)-2-氧代-2',3'-二氢-1'H-螺[吲哚啉-3,4'-吡啶] -3',5' -二甲腈6a,2'-(二氰基亚甲基)2,6'-二氧螺并[吲哚啉-3,4'-哌啶] -3',5'-二甲腈6b和2-(5'-乙酰基-3'-氰基-6 '-甲基-2-氧代-1'H-螺[吲哚啉-3,4'-吡啶] -2'(3'H)亚丙基)丙二腈7。化合物3也与二甲基甲酰胺二甲基缩醛反应,得到N,N-二甲基-N'-(1,1,