(Q27137057)

(Redirected from Q27265507)
English

tartrazine acid

chemical compound

  • fd&c yellow no. 5 free acid

Statements

468.004578±0 dalton
2 references
5-Oxo-1-(4-sulfophenyl)-4-[(E)-(4-sulfophenyl)diazenyl]-4,5-dihydro-1H-pyrazole-3-carboxylic acid (English)
7 October 2016
5-Hydroxy-1-(4-sulfophenyl)-4-[(E)-(4-sulfophenyl)diazenyl]-1H-pyrazole-3-carboxylic acid (English)
14 October 2016
C₁₆H₁₂N₄O₉S₂
C=1C=C(C=CC1N=NC2C(C(O)=O)=NN(C3=CC=C(C=C3)S(O)(=O)=O)C2=O)S(O)(=O)=O
1 reference
tartrazine acid (English)
7 October 2016
C1=CC(=CC=C1N=NC=2C(=NN(C2O)C3=CC=C(C=C3)S(=O)(=O)O)C(=O)O)S(=O)(=O)O
1 reference
0 references

Identifiers

1 reference
5-Oxo-1-(4-sulfophenyl)-4-[(E)-(4-sulfophenyl)diazenyl]-4,5-dihydro-1H-pyrazole-3-carboxylic acid (English)
7 October 2016
1 reference
5-Hydroxy-1-(4-sulfophenyl)-4-[(E)-(4-sulfophenyl)diazenyl]-1H-pyrazole-3-carboxylic acid (English)
14 October 2016
0 references
951071
1 reference
tartrazine acid (English)
7 October 2016
1 reference
tartrazine acid (English)
7 October 2016
251-862-1
2 references
27 December 2018
4,5-dihydro-5-oxo-1-(4-sulphophenyl)-4-[(4-sulphophenyl)azo]-1H-pyrazole-3-carboxylic acid (English)
CAS no.: 34175-08-1 (English)
2 references
20 December 2018
4,5-dihydro-5-oxo-1-(4-sulphophenyl)-4-[(4-sulphophenyl)azo]-1H-pyrazole-3-carboxylic acid (English)
CAS no.: 34175-08-1 (English)
27 December 2018
4,5-dihydro-5-oxo-1-(4-sulphophenyl)-4-[(4-sulphophenyl)azo]-1H-pyrazole-3-carboxylic acid (English)
CAS no.: 34175-08-1 (English)
 
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