15110-74-4 2,5-DINITRO-9H-FLUORENE 2,5-Dinitrofluorene 4-05-00-02152 (Beilstein Handbook Reference) 9H-Fluorene, 2,5-dinitro- (9CI) BRN 2058969 CCRIS 4631 EINECS 239-159-8 Fluorene, 2,5-dinitro- NSC 12273