199567
Ethyl Orange sodium salt
indicator grade, Dye content 90 %
Synonym(s):
4-(4-Diethylaminophenylazo)benzenesulfonic acid sodium salt
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About This Item
InChI key
YZORUOZKRBVLEG-ZAGWXBKKSA-M
InChI
1S/C16H19N3O3S.Na/c1-3-19(4-2)15-9-5-13(6-10-15)17-18-14-7-11-16(12-8-14)23(20,21)22;/h5-12H,3-4H2,1-2H3,(H,20,21,22);/q;+1/p-1/b18-17+;
SMILES string
CCN(CC)c1ccc(cc1)\N=N\c2ccc(cc2)S(O)(=O)=O
grade
indicator grade
composition
Dye content, 90%
technique(s)
titration: suitable
visual transition interval
3.0-4.8, red to orange
solubility
H2O: 1 mg/mL
λmax
474 nm
ε (extinction coefficient)
≥29000 at 473-477 nm in deionized water, ≥8000 at 274-282 nm in deionized water
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
room temp
Quality Level
Related Categories
wgk
WGK 3
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
11 - Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
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