disodium 4-[[2,4-dihydroxy-5-[(2-hydroxy-4-nitrophenyl)azo]-3-[(4-nitrophenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate

[ CAS No. ]:
93939-99-2

[ Name ]:
disodium 4-[[2,4-dihydroxy-5-[(2-hydroxy-4-nitrophenyl)azo]-3-[(4-nitrophenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate

[Synonym ]:
2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[(2E)-2-[(5Z)-3-[(2E)-2-(4-nitro-6-oxo-2,4-cyclohexadien-1-ylidene)hydrazinyl]-5-[2-(4-nitrophenyl)hydrazinylidene]-4,6-dioxo-2-cyclohexen-1-ylidene]hydrazinyl]-, sodium salt (1:2)
Disodium 4-hydroxy-5-[(2E)-2-{(5Z)-3-[(2E)-2-(4-nitro-6-oxo-2,4-cyclohexadien-1-ylidene)hydrazino]-5-[(4-nitrophenyl)hydrazono]-4,6-dioxo-2-cyclohexen-1-ylidene}hydrazino]-2,7-naphthalenedisulfonate