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201375

Brilliant Yellow

Dye content ≥50 %

Synonym(s):

Direct Yellow 4

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About This Item

Empirical Formula (Hill Notation):
C26H18N4Na2O8S2
CAS Number:
3051-11-4
Molecular Weight:
624.55
EC Number:
221-267-1
UNSPSC Code:
12171500
NACRES:
NA.47
PubChem Substance ID:
24852007
MDL number:
MFCD00007489
Colour Index Number:
24890
Beilstein/REAXYS Number:
4122338
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form

powder

Quality Level

100

composition

Dye content, ≥50%

technique(s)

titration: suitable

visual transition interval

6.5-8.0, orange to red-orange

λmax

497 nm at 0.1 N in NaOH

ε (extinction coefficient)

≥37000 at 260-268 nm, ≥37000 at 486-494 nm

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Na+].[Na+].Oc1ccc(cc1)\N=N\c2ccc(\C=C\c3ccc(cc3S([O-])(=O)=O)\N=N\c4ccc(O)cc4)c(c2)S([O-])(=O)=O

InChI

1S/C26H20N4O8S2.2Na/c31-23-11-7-19(8-12-23)27-29-21-5-3-17(25(15-21)39(33,34)35)1-2-18-4-6-22(16-26(18)40(36,37)38)30-28-20-9-13-24(32)14-10-20;;/h1-16,31-32H,(H,33,34,35)(H,36,37,38);;/q;2*+1/p-2/b2-1+,29-27+,30-28+;;

InChI key

YLDIUICHQPKMNH-MAPAHAHLSA-L

General description

Brilliant Yellow is an orange colored powder and it belongs to the group of azo dyes. It is yellow at pH 6.4 and red-orange at pH 8.0. Brilliant Yellow has been widely used as a biosensor, anti-fungal agent, anti-AIDS (acquired immunodeficiency syndrome) agent and is used in assays for enzyme activity.

Application

Brilliant Yellow has been used to determine the transfer of inoculum from male moths to females during mating.

Storage Class

11 - Combustible Solids

wgk

WGK 3

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
SHBS9052
SHBS5695
SHBR4824
SHBP7569
SHBL1040

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Lee C West et al.
Organic & biomolecular chemistry, 1(5), 887-894 (2003-08-22)
Complexation of the Brilliant Yellow tetraanion, 3(4-), by two new diazacoronand linked beta-cyclodextrin (beta CD) dimers 4,13-bis(2-(6A-deoxy-beta-cyclodextrin-6A-yl)aminooctylamidomethyl- and 4,13-bis(8-(6A-deoxy-beta-cyclodextrin-6A-yl)aminooctylamidomethyl)-4,13- diaza-1,7,10-trioxacyclopentadecane, 1 and 2, respectively, has been studied in aqueous solution. UV-visible spectrophotometric studies at 298.2 K, pH 10.0 and I
Yuya Egawa et al.
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry, 22(8), 1117-1119 (2006-08-10)
Multilayered thin films containing poly(allylamine) (PAA) and brilliant yellow (BY) were prepared on a quartz slide by a layer-by-layer (LBL) deposition technique. The UV-visible spectra of the PAA/BY films were sufficiently changed depending upon the pH value of the solution
Alok Mittal et al.
Environmental science and pollution research international, 19(6), 2438-2447 (2012-01-31)
PURPOSE AND AIM: Removal of an anionic azo dye Brilliant Yellow has been carried out from its aqueous solutions by using hen feathers as potential adsorbent. Hen feathers procured from local poultry were cut, washed, and activated. Detailed chemical and
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Global Trade Item Number

SKUGTIN
201375-25G04061838764317