3-09-00-04643 (Beilstein Handbook Reference) 4425-97-2 9,9'-Fluorenedipropionitrile 9H-Fluorene-9,9-dipropanenitrile (9CI) 9H-Fluorene-9,9-dipropiononitrile BRN 2622971 EINECS 224-605-6 FLUORENE-9,9-DIPROPIONITRILE Fluorene-9,9-bis(propionitrile) NSC 30667 Propionitrile, 3,3'-fluoren-9-ylidenedi-