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Acid Yellow 23

CAS No.1934-21-0
Chemical Name:Acid Yellow 23
Synonyms:y-4;E102;NPY4R;PPYR1;c.i.640;l-gelb2;CI 19140;YELLOW 5;TARTAZINE;Tartrazin
Molecular Formula:C16H9N4Na3O9S2
Formula Weight:534.36
MOL File:1934-21-0.mol
Acid Yellow 23 Property
Melting point : 300 °C
storage temp. : -20°C
Colour Index : 19140
Water Solubility : 260 g/L (30 ºC)
Sensitive : Hygroscopic
Merck : 14,9072
Stability:: Stable. Hygroscopic. Incompatible with strong oxidizing agents.
EPA Substance Registry System: 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)- 4-[(4-sulfophenyl)azo]-, trisodium salt(1934-21-0)
Hazard Codes : Xn
Risk Statements : 42/43
Safety Statements : 22-36/37-45-24/25
WGK Germany : 1
RTECS : UQ6400000
TSCA : Yes
Hazardous Substances Data: 1934-21-0(Hazardous Substances Data)

Acid Yellow 23 Chemical Properties,Usage,Production

Chemical Properties
Deep yellow powder
As a dye for wool and silks; as colorant in food, drugs, and cosmetics. In biochemistry as an adsorption-elution indicator for chloride estimations. Tartrazine (otherwise known as E number E102, C.I. 19140, or FD&C Yellow 5) is a synthetic lemon yellow azo dye used as a food coloring. Tartrazine appears to cause the most allergic and intolerance reactions of all the azo dyes, particularly among as thmatics and those with an aspirin intolerance.
ChEBI: An organic sodium salt which is the trisodium salt of tartrazine acid. A synthetic lemon yellow azo dye used as a food colouring.
Acid Yellow 23 Preparation Products And Raw materials
Raw materials
SODIUM DICHROMATE Disodium hydrogenorthophosphate 4-Hydrazinobenzenesulfonic acid Sulfanilic acid Sodium dichromate dihydrate Sodium phosphite Congo red paper Sodium chloride Phenolphthalein COBALT(III) OXIDE BLACK 4-Amino-benzenesulfonic acid monosodium salt Basic Orange 2 Lead dinitrate 5-pyrrazolone SODIUM DIHYDROXYTARTRATE SODIUM SULFITE HEPTAHYDRATE Water D(-)-Tartaric acid Sodium chromate tetrahydrate Nitric acid Sodium chromate Aluminium sulfate Sodium carbonate Lead
Preparation Products
Various color alkyd primer Various color amino baking enamel A04-9 Food Yellow 4:1 Edible synthetic dye milk chocolate brown
Acid Yellow 23 Suppliers      Global( 185)Suppliers     
Codow Chemical Co.,Ltd. +86-20-38056109 / 3892 1903+86-20-6261 18462 55
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Adamas Reagent, Ltd. 400-600-9262021-51701678mc@titansci.comChina 14021 59
1934-21-0(Acid Yellow 23)Related Search:
Taurine Phenylacetone Quinoline Yellow Acid Yellow 23 p-Toluenesulfonic acid Sodium citrate 2,2'-Azobis(2-methylpropionitrile) 4,5-dihydro-5-oxo-1-(4-sulphophenyl)-4-[(4-sulphophenyl)azo]-1H-pyrazole-3-carboxylic acid 4-Hydrazinobenzenesulfonic acid 4-ACETAMIDOBENZENESULFINIC ACID SODIUM SALT 4,5-Dihydro-5-oxo-1H-pyrazole-3-carboxylic acid 4-Hydrazinobenzenesulfonic acid hemihydrate Sodium 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylate 5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid 1-(4'-Sulfophenyl)-3-carboxy-5-pyrazolone aquashade 3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one Citric acid
CI NO 19140 CI ACID YELLOW 23 CI 19140 E102 LAKE TARTRAZINE KITON YELLOW T HYDRAZINE YELLOW FOOD YELLOW NO 4 FD AND C YELLOW 5 FD AND C YELLOW 5 LAKE FD AND C YELLOW NO 5 FILTER YELLOW ACID YELLOW T ACID YELLOW 23 3-CARBOXY-5-HYDROXY-1-P-SULFOPHENYL-4-P-SULFOPHENYLAZOPYRAZOLE TRISODIUM SALT 5-HYDROXY-1-(P-SULFOPHENYL)-4-[(P-SULFOPHENYL)AZO]PYRAZOLE-3-CARBOXYLIC ACID TRISODIUM SALT 1934-21-0 TARTRAZINE O TARTRAZINE TARTAZINE WOOL YELLOW YELLOW 5 Food Colors by Food Sanitation Law in Japan 1310yellow 1409yellow 1H-Pyrazole-3-carboxylicacid,4,5-dihydro-5-oxo-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-,trisodiumsalt 1h-pyrazole-3-carboxylicacid,4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfop 5-hydroxy-1-(p-sulfophenyl)-4-(p-sulfophenyl)azo-pyrazole-3-carboxylicaci a.f.yellowno.4 abcoltartrazine acidleatheryellowt acilanyellowgg airedaleyellowt aizentartrazine amacidyellowt atultartrazine bucacidtartrazine c.i.640 c.i.acidyellow23(tartrazine) c.i.acidyellow23,trisodiumsalt C.I.Foodyellow4 C.I.Foodyellow4(19140) calcocidyellowmcg calcocidyellowxx canacerttartrazine certicoltartrazolyellows cilefayellowt curonfastyellow5g dandcyellowno.5 dolkwaltartrazine dyefdandcyellowno.5 edicolsupratartrazinen eggyellowa eriotartrazine eurocerttartrazine FD&CYellowNo.5 fd&cyellowno.5tartrazine fenazoyellowt
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