
-
Ethenesulfinamide,
2-(4-methoxy-3-nitrophenyl)-N-[[(1E)-2-(4-methoxy-3-nitrophenyl)ethenyl
]sulfinyl]-, (1E)-
CAS:878753-72-1
Formula:C18H17N3O8S2

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Ethenesulfinamide,
2-(4-methoxy-3-nitrophenyl)-N-[[(1E)-2-(4-methoxy-3-nitrophenyl)ethenyl
]sulfinyl]-, (1Z)-
CAS:878753-74-3
Formula:C18H17N3O8S2

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2H-1-Benzopyran-6-sulfonic acid, 7-hydroxy-4-methyl-2-oxo-,
2-[[4-(acetylamino)phenyl]sulfonyl]hydrazide
CAS:112097-08-2
Formula:C18H17N3O8S2

-
1,5-Naphthalenedisulfonic acid, 3-[(4-amino-2,5-dimethoxyphenyl)azo]-
CAS:101721-50-0
Formula:C18H17N3O8S2

-
4-[(4-amino-5-methoxy-o-tolyl)azo]-5-hydroxynaphthalene-2,7-disulphonic acid
CAS:68084-16-2
Formula:C18H17N3O8S2

-
4-hydroxy-3-[(4-methoxy-2-sulphophenyl)azo]-6-(methylamino)naphthalene-2-sulphonic acid
CAS:68133-27-7
Formula:C18H17N3O8S2

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Acid ethyl blue
CAS:5850-55-5
Formula:C18H17N3O8S2