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75768
Congo Red
analytical standard
Synonym(s):
Congo Red 4B, Cosmos Red, Cotton Red B, Cotton Red C, Direct Red 28, Direct Red R, Direct Red Y
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25 MG
$117.75
$117.75
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About This Item
Empirical Formula (Hill Notation):
C32H22N6Na2O6S2
CAS Number:
Molecular Weight:
696.66
Colour Index Number:
22120
Beilstein/REAXYS Number:
3894858
EC Number:
MDL number:
UNSPSC Code:
85151701
PubChem Substance ID:
NACRES:
NA.24
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grade
analytical standard
Quality Level
assay
≥97.0% (HPLC)
technique(s)
HPLC: suitable
gas chromatography (GC): suitable
mp
>360 °C (lit.)
application(s)
cleaning products
cosmetics
environmental
food and beverages
personal care
format
neat
SMILES string
[Na+].[Na+].Nc1c(cc(c2ccccc12)S([O-])(=O)=O)\N=N\c3ccc(cc3)-c4ccc(cc4)\N=N\c5cc(c6ccccc6c5N)S([O-])(=O)=O
InChI
1S/C32H24N6O6S2.2Na/c33-31-25-7-3-1-5-23(25)29(45(39,40)41)17-27(31)37-35-21-13-9-19(10-14-21)20-11-15-22(16-12-20)36-38-28-18-30(46(42,43)44)24-6-2-4-8-26(24)32(28)34;;/h1-18H,33-34H2,(H,39,40,41)(H,42,43,44);;/q;2*+1/p-2/b37-35+,38-36+;;
InChI key
IQFVPQOLBLOTPF-HKXUKFGYSA-L
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This Item | 53373 | 67386 | 56226 |
|---|---|---|---|
| technique(s) HPLC: suitable, gas chromatography (GC): suitable | technique(s) HPLC: suitable, gas chromatography (GC): suitable | technique(s) HPLC: suitable, gas chromatography (GC): suitable | technique(s) HPLC: suitable, gas chromatography (GC): suitable |
| application(s) cleaning products | application(s) cleaning products | application(s) cleaning products | application(s) cleaning products |
| format neat | format neat | format neat | format neat |
| Quality Level 100 | Quality Level 100 | Quality Level 100 | Quality Level 100 |
| grade analytical standard | grade analytical standard | grade analytical standard | grade analytical standard |
| assay ≥97.0% (HPLC) | assay ≥96.0% (HPLC) | assay ≥96.0% (HPLC) | assay ≥95.0% (HPLC) |
General description
This compound is listed in the SVHC (Substances of very high concern) candidate list of ECHA (European Chemicals Agency)
Application
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
Packaging
Bottomless glass bottle. Contents are inside inserted fused cone.
Other Notes
Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.
signalword
Danger
hcodes
Hazard Classifications
Carc. 1B - Repr. 2
Storage Class
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
wgk_germany
WGK 3
ppe
Eyeshields, Gloves, type P3 (EN 143) respirator cartridges
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