84540-31-8 Epsilon blue Epsilon blue

Synonyms：Disodium 8-hydroxy-7-((4-nitrophenyl)azo)naphthalene-1,6-disulphonate; (7E)-7-[2-(4-nitrophenyl)hydrazinylidene]-8-oxo-7,8-dihydronaphthalene-1,6-disulfonic acid
CAS Number：84540-31-8
EINECS：283-123-4
Molecular Formula：C₁₆H₁₁N₃O₉S₂
Molecular Weight：453.4032
InChI：InChI=1/C16H11N3O9S2/c20-16-14-9(2-1-3-12(14)29(23,24)25)8-13(30(26,27)28)15(16)18-17-10-4-6-11(7-5-10)19(21)22/h1-8,17H,(H,23,24,25)(H,26,27,28)/b18-15-
Molecular Structure：
Density：1.802g/cm³
Refractive index：1.749
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