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Key Documents

A5894

Sigma-Aldrich

Antipyrylazo III

~95%

Synonym(s):

3,6-Bis(4-antipyrylazo)-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt

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About This Item

Empirical Formula (Hill Notation):
C32H26N8Na2O10S2
CAS Number:
Molecular Weight:
792.71
Beilstein:
956469
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:

Assay

~95%

technique(s)

titration: suitable

suitability

suitable for determination of calcium (method in Anal. Chim. Acta, 71, 343 (1974))

SMILES string

[Na+].[Na+].CN1N(c2ccccc2)C(=O)C(\N=N\c3c(O)c4c(O)c(\N=N\C5=C(C)N(C)N(c6ccccc6)C5=O)c(cc4cc3S([O-])(=O)=O)S([O-])(=O)=O)=C1C

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Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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