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MEDIA DYE, YE L LOW

CAT: 0232-F321-1GSize: 1 gDry Ice: NoHazardous: No
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CAT#:0232-F321-1GSize:1 g
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CAS Number
1934-21-0

Chemical Information

Tartrazine

Tartrazine is an organic sodium salt which is the trisodium salt of tartrazine acid. A synthetic lemon yellow azo dye used as a food colouring. It has a role as a histological dye and a food colouring. It contains a tartrazine(3-).

CAS Number1934-21-0
PubChem CID164825
IUPAC Nametrisodium;5-oxo-1-(4-sulfonatophenyl)-4-[(4-sulfonatophenyl)diazenyl]-4H-pyrazole-3-carboxylate
Molecular FormulaC16H9N4Na3O9S2
Molecular Weight534.4
Topological Polar Surface Area229
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count12
Rotatable Bond Count3
Heavy Atom Count34
Formal Charge0
Complexity949
SMILES
C1=CC(=CC=C1N=NC2C(=NN(C2=O)C3=CC=C(C=C3)S(=O)(=O)[O-])C(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]
InChI
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
InChIKey
UJMBCXLDXJUMFB-UHFFFAOYSA-K
Chemical Structure
2D Structure
2D structure of Tartrazine
CAS: 1934-21-0
CID: 164825
Formula: C16H9N4Na3O9S2
MW: 534.4
Interactive 3D Structure
Loading 3D structure...
View on PubChemRaw 3D data
Computed Properties
PropertyValue
Molecular Weight534.4
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count12
Rotatable Bond Count3
Exact Mass533.95040307
Monoisotopic Mass533.95040307
Topological Polar Surface Area229 Ų
Heavy Atom Count34
Formal Charge0
Complexity949
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Covalently-Bonded Unit Count4
Compound Is CanonicalizedYes

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