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Reference substances

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IUPAC name:
disodium 4-amino-3-({4-[(2-amino-4-hydroxyphenyl)diazenyl]phenyl}diazenyl)-5-hydroxy-6-(phenyldiazenyl)naphthalene-2,7-disulfonate

Inventory

EC number:
270-629-5
EC name:
Disodium 4-amino-3-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
CAS number:
68460-07-1
CAS number:
68460-07-1
Synonyms
Names:
2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[(2-amino-4- hydroxyphenyl)azo]phenyl]azo]-5-hydroxy-6-(phenylazo )-, disodium salt
2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]azo]-5-hydroxy-6-(phenylazo)-, disodium salt

Molecular and structural information

Molecular formula:
C28H22N8O8S2.2Na
Molecular weight:
706.617
SMILES notation:
[Na+].[Na+].Nc5cc(O)ccc5N=Nc4ccc(N=Nc3c(cc2cc(c(N=Nc1ccccc1)c(O)c2c3N)S([O-])(=O)=O)S([O-])(=O)=O)cc4
InChl:
InChI=1/C28H22N8O8S2.2Na/c29-20-14-19(37)10-11-21(20)34-31-17-6-8-18(9-7-17)33-35-26-22(45(39,40)41)12-15-13-23(46(42,43)44)27(28(38)24(15)25(26)30)36-32-16-4-2-1-3-5-16;;/h1-14,37-38H,29-30H2,(H,39,40,41)(H,42,43,44);;/q;2*+1/p-2
Structural formula:
Chemical structure

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