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210374

Sigma-Aldrich

Acid Yellow 42

Dye content 25 %

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About This Item

Empirical Formula (Hill Notation):
C32H24N8Na2O8S2
CAS Number:
Molecular Weight:
758.69
Colour Index Number:
22910
EC Number:
MDL number:
UNSPSC Code:
12171500

composition

Dye content, 25%

mp

263 °C (dec.) (lit.)

λmax

410 nm

SMILES string

[Na+].[Na+].CC1=NN(C(=O)C1\N=N\c2ccc(-c3ccc(cc3S([O-])(=O)=O)\N=N\C4C(C)=NN(C4=O)c5ccccc5)c(c2)S([O-])(=O)=O)c6ccccc6


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