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Reference substances

Reference substances

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General information

Inventory

EC number:
270-648-9
EC name:
Tris[5-amino-4-hydroxy-3-(phenylazo)naphthalene-2,7-disulphonato(2-)]dialuminium
CAS number:
68475-50-3

No inventory information available

Reference substance information

IUPAC name:
dialuminium(3+) ion tris(5-amino-4-hydroxy-3-[(E)-2-phenyldiazen-1-yl]naphthalene-2,7-disulfonate)
Synonyms
Names:
Identifier:
IUPAC name
Reaction mass of aluminium hydroxide and dialuminium tris[5-amino-4-hydroxy-3-(phenylazo)naphthalene-2,7-disulphonato(2-)]
tris[5-amino-4-hydroxy-3-(phenylazo)naphthalene-2,7-disulphonato(2-)]dialuminium

CAS information

CAS number:
68475-50-3

Molecular and structural information

Molecular formula:
C48H33Al2N9O21S6
Molecular weight:
ca. 1 318.17
SMILES notation:
c12c(cc(c(c2O)\N=N\c2ccccc2)S([O-])(=O)=O)cc(S(=O)(=O)[O-])cc1N.[Al+3].[Al+3].c12c(cc(cc2cc(c(c1O)\N=N\c1ccccc1)S(=O)(=O)[O-])S(=O)(=O)[O-])N.c12c(cc(cc2cc(c(c1O)\N=N\c1ccccc1)S(=O)(=O)[O-])S(=O)(=O)[O-])N
InChl:
1S/3C16H13N3O7S2.2Al/c3*17-12-8-11(27(21,22)23)6-9-7-13(28(24,25)26)15(16(20)14(9)12)19-18-10-4-2-1-3-5-10;;/h3*1-8,20H,17H2,(H,21,22,23)(H,24,25,26);;/q;;;2*+3/p-6/b3*19-18+;;
Structural formula:
Chemical structure