1027302-99-3Relevant academic research and scientific papers
Synthesis and Reactions of some new spiro {INDENO[1,2-b] PYRAN-4,3'-INDOLINES}
El-Zohry, Maher F.,Elossaily, Yasser A.,Mohamed, Thanaa A.,Hussein, Essam M.
, p. 955 - 963 (2008)
Indan-1,3-dione (1) reacted with 3-dicyanomethylidene-2-oxoindolines (2a-c) in refluxed ethanol to afford 2-amino-3-cyanospiro {5H-indeno[1,2-b] pyrane-4,3'-(1'-substitutedindoline)}-2',5-diones (3a-c) which underwent different reactions to afford new spi
