Tartrazine

1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-, trisodium salt (9CI); C.I. Acid Yellow 23 (7CI); C.I. Acid Yellow 23, trisodium salt (8CI); Tartrazine (6CI); 1310 Yellow; 1409 Yellow; 3-Carboxy-5-hydroxy-1-p-sulfophenyl-4-p-sulfophenylazopyrazole trisodium salt; A.F. Yellow No.4; AY 23; Acid Leather Yellow T; Acid Yellow 23; Acid Yellow N; Acid Yellow T; Acid Yellow XX-SF; Acilan Yellow GG; Airedale Yellow T; Aizen Tartrazine; Amacid Yellow T; Amacid Yellow T-EX; Apollo Acid Tartrazine; Atul Tartrazine; B 3014; Basovit Yellow 133E; Bosovit Yellow 133E; Bucacid Tartrazine; C.I. 19140; C.I. Food Yellow 4; C.I. Solvent Yellow 57; Calcocid Yellow MCG; Calcocid Yellow XX; Canacert Tartrazine; Certicol Tartrazol Yellow S; Cilefa Yellow T; Cogilor Yellow 113.11; Cogilor Yellow 113.11-90003; Concorde Acid Tartrazine; Concorde Leather Yellow TTZ; Curon Fast Yellow 5G; D and C Yellow 5; D and C Yellow No. 5; D&C Yellow 5; D&C Yellow no. 5; Dinacid Tartarzine Yellow PFD; Dolkwal Tartrazine; Duasyn Acid Yellow XX; Duasyn Acid Yellow XX-SF; Duasyn Acid Yellow XX-SF-LP 413; Durkee Yellow Food Color; Dyacid Yellow N; Dye Yellow Lake; Dynacid Yellow K; E 102; E 102 (dye); Edicol Supra Tartrazine N; Egacid Yellow T; Egg Yellow A; Eniacid Tartazine J; Erio Tartrazine; Erio Yellow T Supra; Eurocert Tartrazine; Eurocert Tartrazine 311840; FD & C Yellow No. 5-307008; FD and C Yellow No. 5; FD&C Yellow 5; FD&C Yellow No. 5; FD&C Yellow No. 5-37000; FD&C Yellow No. 5-37009; FD&C Yellow No. 5-90123; Fenazo Yellow T; Flexobrite C 105; Food Dye Yellow 4; Food Yellow 4; Food Yellow 5; Food Yellow No. 4; Food dye yellow number 4; HD Tartrazine; HD Tartrazine Supra; Hexacert Yellow No. 5; Hexacol Tartrazine; Hidazid Tartrazine; Hispacid Fast Yellow T; Hydrazine yellow; Hydroxine Yellow L; IJ Yellow 205H; INS 102; Japan Food Yellow No. 4; Japan Yellow 4; Japan Yellow No. 4; K-RCP-Y 4AL; KCA Foodcol Tartrazine PF; KCA Tartrazine PF; Kako Tartrazine; Kayaku Food Colour Yellow No. 4; Kayaku Tartrazine; Kemacid Tartrazine NS; Kiton Yellow T; L Yellow Z 1020; Lake Yellow; Lemon Yellow; Lemon Yellow (Chinese food dye); Lemon Yellow A; Lemon Yellow A Geigy; Maple Tartrazol Yellow; Mitsui Tartrazine; Multacid Yellow T; NSC 4760; Naphtocard Yellow O; Necol Tartrazine; Neelicol Tartrazine; Neklacid Yellow T; Orient Water Yellow 1; Oxanal Yellow T; Pacid Tartrazin; Pro-Jet Yellow OAM; PuriColor Yellow AYE 23; Ritacid Yellow NS; Romexal Yellow T; San-ei Tartrazine; Sandolan Yellow E-TZ; Sicovit Tartazin Lake E 102; Sicovit Tartrazine Lake E 102; Solvent Yellow 57; Sugai Tartrazine; Tartar Yellow FS; Tartar Yellow N; Tartar Yellow PF; Tartar Yellow S; Tartran Yellow; Tartraphenine; Tartrazin; Tartrazine 307043; Tartrazine 36008; Tartrazine 37000; Tartrazine 37009; Tartrazine 85E102; Tartrazine 90123; Tartrazine A; Tartrazine A Export; Tartrazine B; Tartrazine B.P.C.; Tartrazine C; Tartrazine E 102; Tartrazine Extra Pure A; Tartrazine FQ; Tartrazine G; Tartrazine GR; Tartrazine Lake; Tartrazine Lake Yellow N; Tartrazine M; Tartrazine MCGL; Tartrazine N; Tartrazine NS; Tartrazine O; Tartrazine O Specially Pure; Tartrazine T; Tartrazine XX; Tartrazine XX Specially Pure; Tartrazine XXX; Tartrazine Yellow; Tartrazine Yellow 5; Tartrazine Yellow BF; Tartrazol BPC; Tartrazol Yellow; Tartrine Yellow O; Triacid Tartrazine Yellow O; Triacid Yellow T; Trisodium 3-carboxy-5-hydroxy-1-p-sulfophenyl-4-p-sulfophenylazopyrazole; Unicert Yellow O 8005J; Unitertracid Yellow TE; Usacert FD&C Yellow No. 5-310122; Usacert Yellow No. 5; Vitasyn Tartrazine X 90; Vitasyn Tartrazine XX 90; Vondacid Tartrazine; Water Yellow 1; Water Yellow 176552; Water Yellow 176571; Water Yellow 178758; Water Yellow 178819; Wool Yellow; Xylene Fast Yellow GT; Yellow 5; Yellow HO 203; Yellow Lake 69; Yellow No. 4; Yellow No. 5

InChI=1S/C16H12N4O9S2.3Na/c21-15-13(18-17-9-1-5-11(6-2-9)30(24,25)26)14(16(22)23)19-20(15)10-3-7-12(8-4-10)31(27,28)29;;;/h1-8,13H,(H,22,23)(H,24,25,26)(H,27,28,29);;;/q;3*+1/p-3/b18-17+;;;