Similar names: Sudan Orange G; 2,4-Dihydroxyazobenzene; 1,3-Benzenediol, 4-(2-phenyldiazenyl)- (ACI); 1,3-Benzenediol, 4-(phenylazo)- (9CI); 4-(2-Phenyldiazenyl)-1,3-benzenediol (ACI); C.I. Solvent Orange 1 (7CI, 8CI); Sudan G (6CI); 1504 Yellow; 2,4-Dibenzeneazoresorcinol; 2,4-Dihydroxyazobenzene; 4-(Phenylazo)resorcinol; Benzeneazoresorcinol; C.I. 11920; C.I. Food Orange 3; Ceres Orange; Ceres Orange G; Ceres orange GN; Cerisol Yellow GR; Fast Oil Orange T; Fast Oil Yellow 2G; Fast Oil Yellow G; Fat Orange A; Fat Orange G; Fat Orange GS; Fat Orange RG; Fat Victoria Yellow D; Grasol Yellow RSF; Hexacol Oil Yellow GG; Lacquer Orange V 3G; NSC 7949; Oil Orange 4G; Oil Orange G; Oil Orange MO; Oil Orange MON; Oil Orange MON Extra; Oil Yellow G Extra; Oil Yellow GG; Oil-sol. Yellow Zh; Orange Au Gras W 2201; Organol Orange 2J; Plastoresin Orange F 3A; Resinol Orange G; Solvent Orange 1; Sudan Orange G; Sudan Yellow AR; Tertrogras Orange SG; Yellow M Soluble in Grease