1-((1-Methylethyl)amino)anthraquinone 1-(1'-Methylethyl)aminoanthracene-9,10-dione 1-(Isopropylamino)anthraquinone 1-Isopropylamino-9,10-anthraquinone 27354-18-3 3-14-00-00409 (Beilstein Handbook Reference) 9,10-Anthracenedione, 1-((1-methylethyl)amino)- ANTHRAQUINONE, 1-(ISOPROPYLAMINO)- BRN 2743214 C.I. Solvent Red 169 EINECS 248-425-2