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Reference substances

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IUPAC name:
2,7-naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-amino-4,6-dinitrophenol, diazotized 4-nitrobenzenamine and resorcinol, sodium salts

Inventory

EC number:
232-380-0
EC name:
2,7-naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-amino-4,6-dinitrophenol, diazotized 4-nitrobenzenamine and resorcinol, sodium salts
CAS number:
8011-86-7
Description:
This substance is identified in the Colour Index by Colour Index Constitution Number, C.I. 34905.
CAS number:
8011-86-7
Synonyms
Names:
Identifier:
IUPAC name
2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-amino-4,6-dinitrophenol, diazotized 4-nitrobenzenamine and resorcinol, sodium salts
Identifier:
IUPAC name
2,7-naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-amino-4,6-dinitrophenol, diazotized 4-nitrobenzenamine and resorcinol, sodium salts
Identifier:
IUPAC name
Reaction products of diazotised 2,7-naphthalenedisulfonic-4-amino-5-hydroxy acid, diazotised 2-amino-4,6-dinitrophenol, diazotised 4-nitrobenzenamine and resorcinol, sodium salts
Identifier:
other: Molecular formula
C10H9NO7S2 . C6H6O2 . C6H5N3O5 . C6H6N2O2 . Na
Identifier:
other: Molecular formula
C28H15N9Na2O16S2
Identifier:
other: Molecular formula
Not applicable for UVCB substance
reaction products of diazotised 4-amino-5-hydroxynaphthalene disulfonic acid coupled with 1,3-benzendiol, , subsequently coupled with diazotised 2-amino-4,6-dinitrophenol, subsequently coupled with diazotised 4-nitrobenzenamine, sodium salts

Molecular and structural information

Molecular formula:
Not applicable UVCB substance
Molecular weight:
843.6
SMILES notation:
[Na+].[Na+].[O-][N+](=O)c5cc(/N=N/c4cc(/N=N/c2cc(cc1cc(cc(O)c12)S([O-])(=O)=O)S([O-])(=O)=O)c(O)c(/N=N/c3ccc(cc3)[N+]([O-])=O)c4O)c(O)c(c5)[N+]([O-])=O
InChl:
InChI=1/C28H17N9O16S2.2Na/c38-23-10-17(55(51,52)53)6-12-5-16(54(48,49)50)9-18(24(12)23)30-32-20-11-21(33-31-19-7-15(36(44)45)8-22(26(19)39)37(46)47)28(41)25(27(20)40)34-29-13-1-3-14(4-2-13)35(42)43;;/h1-11,38-41H,(H,48,49,50)(H,51,52,53);;/q;2*+1/p-2/b32-30+,33-31+,34-29+;;
Structural formula:
Chemical structure

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EC number
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229-637-4
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disodium 4-[[2,4-dihydroxy-5-[(2-hydroxy-3,5-dinitrophenyl)azo]-3-[(4-nitrophenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate

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