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C3776

Sigma-Aldrich

Carboxyarsenazo III

suitable for indicator for sulfate titrations

Synonym(s):
2-(2-Arsonophenylazo)-7-(2-carboxyphenylazo)chromotropic acid
Empirical Formula (Hill Notation):
C23H17AsN4O13S2
CAS Number:
Molecular Weight:
696.45
Beilstein:
2934788
EC Number:
MDL number:

suitability

suitable for indicator for sulfate titrations

storage temp.

2-8°C

SMILES string

OC(=O)c1ccccc1\N=N\c2c(O)c3c(O)c(\N=N\c4ccccc4[As](O)(O)=O)c(cc3cc2S(O)(=O)=O)S(O)(=O)=O

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