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210668

Sigma-Aldrich

Acid Violet 7

Dye content 40 %

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About This Item

Empirical Formula (Hill Notation):
C20H16N4Na2O9S2
CAS Number:
4321-69-1
Molecular Weight:
566.47
Colour Index Number:
18055
EC Number:
224-352-1
MDL number:
MFCD00003948
UNSPSC Code:
12171500
PubChem Substance ID:
24852548
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composition

Dye content, 40%

λmax

520 nm

SMILES string

[Na+].[Na+].CC(=O)Nc1ccc(cc1)\N=N\c2c(O)c3c(NC(C)=O)cc(cc3cc2S([O-])(=O)=O)S([O-])(=O)=O

InChI

1S/C20H18N4O9S2.2Na/c1-10(25)21-13-3-5-14(6-4-13)23-24-19-17(35(31,32)33)8-12-7-15(34(28,29)30)9-16(22-11(2)26)18(12)20(19)27;;/h3-9,27H,1-2H3,(H,21,25)(H,22,26)(H,28,29,30)(H,31,32,33);;/q;2*+1/p-2/b24-23+;;

InChI key

HRMOLDWRTCFZRP-KPOOZVEVSA-L

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
00312TV
U08013

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Guang Guo et al.
Chemosphere, 244, 125510-125510 (2019-12-15)
As a result of the use of a large amount of salt in dye industries, azo dye decolorization is often needed under hypersaline environments and low dissolved oxygen. Consortium GG-1, which is able to decolorize azo dyes in high salt

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