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195170

Sigma-Aldrich

Mordant Brown 1

Dye content 40 %

Synonym(s):

5-[2,4-Diamino-5-(2-hydroxy-5-nitrophenylazo)phenylazo]-1-naphthalenesulfonic acid sodium salt

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About This Item

Linear Formula:
(H2N)2C6H2[N=NC6H3(OH)NO2]N=NC10H6SO3Na
CAS Number:
Molecular Weight:
529.46
Colour Index Number:
20110
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:

composition

Dye content, 40%

λmax

373 nm
487 nm (2nd)

SMILES string

[Na+].Nc1cc(N)c(cc1N=Nc2cc(ccc2O)[N+]([O-])=O)N=Nc3cccc4c(cccc34)S([O-])(=O)=O

InChI

1S/C22H17N7O6S.Na/c23-15-10-16(24)19(27-28-20-9-12(29(31)32)7-8-21(20)30)11-18(15)26-25-17-5-1-4-14-13(17)3-2-6-22(14)36(33,34)35;/h1-11,30H,23-24H2,(H,33,34,35);/q;+1/p-1

InChI key

KHXQQMBFMDTPSD-UHFFFAOYSA-M

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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