Sunset yellow FCF CAS: 2783-94-0
MF: C16H10N2O7S2•Na2
MW: 452.37
A petroleum-derived orange azo dye.

Sunset yellow FCF (CAS 2783-94-0)

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Alternate Names: Food Yellow 3
Application: Sunset yellow FCF is a petroleum-derived orange azo dye
CAS Number: 2783-94-0
Molecular Weight: 452.37
Molecular Formula: C16H10N2O7S2•Na2
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data (including water content).
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Sunset yellow FCF is a petroleum-derived orange azo dye with pH-dependent maximum absorption wavelengths. Sunset yellow FCF will have a λ max at about 480 nm at pH 1, and a λ max at 443 nm at pH 13.

Appearance :
Powder
Physical State :
Solid
Solubility :
Soluble in water (190 mg/ml at 25° C), ethanol (slightly), glycerol, propylene glycol (slightly), and DMSO.
Storage :
Store at room temperature
Melting Point :
>300° C (lit.)
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
WGK Germany :
2
RTECS :
QK2450000
PubChem CID :
Merck Index :
14: 9001
MDL Number :
MFCD00036437
EC Number :
220-491-7
Beilstein Registry :
4120595
SMILES :
C1=CC(=CC=C1NN=C2C3=C(C=CC2=O)C=C(C=C3)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]

Download SDS (MSDS)

Certificate of Analysis

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Sunset yellow FCF (CAS 2783-94-0)  Product Citations

See how others have used Sunset yellow FCF (CAS 2783-94-0). Click on the entry to view the PubMed entry .

Citations 1 to 1 of 1 total

PMID: # 22639726  Wang, JQ. et al. 2012. Sci Rep. 2: -.

Citations 1 to 1 of 1 total

What is the expiration date?

Asked by: Anonymous
All of our products are warrantied for one year from the date purchased. If a CoA with an expiration date is needed, please inquire with your local distributor or reach out directly to Technical Service, and one will be provided to you. Please note that all CoAs are lot-specific, so you will need to provide the lot information.
Answered by: Tech Service
Date published: 2019-09-12
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