201375
Brilliant Yellow
Dye content ≥50 %
Synonym(s):
Direct Yellow 4
About This Item
Recommended Products
form
powder
Quality Level
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
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Related Categories
General description
Application
wgk_germany
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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