1-Amino-2,4-dihydroxyanthraquinone 1-Amino-2,4-dioxyanthraquinone [Russian] 1A-2,4DOA [Russian] 3-14-00-00681 (Beilstein Handbook Reference) 4-Amino-1,3-dihydroxyanthraquinone 4-Aminoxanthopurpurin 81-51-6 9,10-Anthracenedione, 1-amino-2,4-dihydroxy- 9,10-Anthracenedione, 1-amino-2,4-dihydroxy- (9CI) ANTHRAQUINONE, 1-AMINO-2,4-DIHYDROXY- BRN 3061776 EINECS 201-356-1 NSC 81259 Xanthopurpurin, 4-amino-