Mj. Plater et al., SYNTHESIS AND X-RAY CRYSTAL-STRUCTURE OF YL-2,11B-DIHYDRO-1H-CYCLOPENTA[I]PHENANTHREN-2-ONE, Journal of chemical research. Synopses, (4), 1997, pp. 140-141
The title compound was prepared by the condensation of phenanthraquino
ne with diethyl ketone and characterised by single-crystal X-ray cryst
allography.