1334770-98-7Relevant academic research and scientific papers
Three-component spiro heterocyclization of 1H-pyrrole-2,3-diones with acetonitriles and 4-hydroxycoumarin. Crystal and molecular structure of ethyl 2-amino-3-cyano-1′-cyclohexyl-2′,5-dioxo-5′-phenyl-1′,2′-dihydro-5H-spiro-[pyrano[3,2-c]chromene-4,3′-pyrro
Dmitriev,Silaichev,Maslivets
, p. 74 - 77 (2015/03/04)
Ethyl 4,5-dioxo-2-phenyl-4,5-dihydro-1H-pyrrole-3-carboxylates reacted with malononitrile (methyl cyanoacetate) and 4-hydroxycoumarin to produce substituted ethyl 2-amino-2′,5-dioxo-5′-phenyl-1′,2′-dihydro-5H-spiro[pyrano[3,2-c]chromene-4,3′-pyrrole]-4′-c
