Trinitro-11H-indeno 1,2-b!quinoxaline-11-one and process for preparing same

摘要

Trinitro-11H-indeno 1,2-b!quinoxaline-11-one obtained by further nitrating 11H-indeno 1,2-b!quinoxaline-11-one, or mononitro- or dinitro- derivatives thereof, demonstrates a conspicuous sensitization effect with respect to organic photoconductors.