C.I. Solvent Blue 35; 9,10-Anthracenedione, 1,4-di(butylamino)-; Transparent Blue 2N; Solvent Blue 2N; Transparent Blue HNR; Blue 2N; 1,4-bis(butylamino)anthracene-9,10-dione; Oil blue 5001; 1,4-BIS(N-N-BUTYLAMINO)ANTHRAQUINONE; CI 61554, SOLVENT BLUE 35; C.I.Sudan Blue II