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Reference substances

Reference substances

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General information

Inventory

EC number:
217-250-3
EC name:
Sodium 3-hydroxy-4-[(1-hydroxy-2-naphthyl)azo]-7-nitronaphthalene-1-sulphonate
CAS number:
1787-61-7

No inventory information available

Reference substance information

IUPAC name:
Sodium 3-hydroxy-4-[(1-hydroxy-2-naphthyl)azo]-7-nitronaphthalene-1-sulphonate

CAS information

CAS number:
1787-61-7

Molecular and structural information

Molecular formula:
C20H13N3O7S.Na
Molecular weight:
461.385
SMILES notation:
c12c(c(c(O)cc1S(=O)(=O)[O-])\N=N\c1c(c3c(cccc3)cc1)O)ccc(c2)[N+](=O)[O-].[Na+]
InChl:
1S/C20H13N3O7S.Na/c24-17-10-18(31(28,29)30)15-9-12(23(26)27)6-7-14(15)19(17)22-21-16-8-5-11-3-1-2-4-13(11)20(16)25;/h1-10,24-25H,(H,28,29,30);/q;+1/p-1/b22-21+;
Structural formula:
Chemical structure