Acid Orange 24 (>90%)

Benzenesulfonic acid, 4-[[3-[(dimethylphenyl)azo]-2,4-dihydroxyphenyl]azo]-, monosodium salt (9CI); C.I. Acid Orange 24 (7CI); C.I. Acid Orange 24, monosodium salt (8CI); Acid Orange 24; Albion Leather Brown FH; Brown 201; Brown No. 201; C Ext. Brown 4; C.I. 20170; D & C Brown 1; D and C Brown No. 1; D&C Brown No. 1; Fabracid Brown S-B; Japan Brown 201; Japan Brown No. 201; Leather Brown 2G; Leather Brown RGN; Multicuer Brown MNO; Ratna Acid Fast Brown 2BB; Resorcin Brown; Resorcin Brown G; Resorcin Brown R; Resorcine Brown B; Resorcine Brown G; Resorcine Brown R;Sodium 4-((2,4-Dimethylphenyl)diazenyl)-2,4-dihydroxyphenyl)diazenyl)benzenesulfonate; Sodium,4-[(2Z)-2-[(5E)-5-[(2,4-dimethylphenyl)hydrazinylidene]-4,6-dioxocyclohex-2-en-1-ylidene]hydrazinyl]benzenesulfonate; C.I. Acid Orange 24, Monosodium Salt; Albion Leather Brown FH; Brown 201; Brown No. 201; C Ext. Brown 4; C.I. 20170; D & C Brown 1; D and C Brown No. 1; D&C Brown No. 1; Fabracid Brown S-B; Japan Brown 201; Japan Brown No. 201; Leather Brown 2G; Leather Brown RGN; Multicuer Brown MNO; Ratna Acid Fast Brown 2BB; Resorcin Brown; Resorcin Brown G; Resorcin Brown R; Resorcine Brown B; Resorcine Brown G; Resorcine Brown R

InChI=1S/C20H18N4O5S.Na/c1-12-3-8-16(13(2)11-12)22-24-19-18(25)10-9-17(20(19)26)23-21-14-4-6-15(7-5-14)30(27,28)29;/h3-11,25-26H,1-2H3,(H,27,28,29);/q;+1/p-1/b23-21+,24-22-;