Acid Orange 8

InChI key

WPWNIQBSYQVEKJ-LTRPLHCISA-M

InChI

1S/C17H14N2O4S.Na/c1-11-10-13(24(21,22)23)7-8-15(11)18-19-17-14-5-3-2-4-12(14)6-9-16(17)20;/h2-10,20H,1H3,(H,21,22,23);/q;+1/p-1/b19-18+;

SMILES string

[Na+].Cc1cc(ccc1\N=N\c2c(O)ccc3ccccc23)S([O-])(=O)=O

form

powder

composition

Dye content, 65%

solubility

water: 1 mg/mL, clear, red-orange

λ_max

490 nm

ε (extinction coefficient)

≥10000 at 261-267 nm in water at 0.01499 g/L, ≥15000 at 486-492 nm in water at 0.01499 g/L, ≥23000 at 226-232 nm in water at 0.01499 g/L, ≥6000 at 306-312 nm in water at 0.01499 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp