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Reference substances

Reference substances

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General information

Inventory

No inventory information available

Reference substance information

IUPAC name:
Tetrasodium 3,3'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4,5-dihydroxynaphthalene-2,7-disulphonate]

CAS information

CAS number:
4198-19-0

Molecular and structural information

Molecular formula:
C34H26N4O18S4.4Na
Molecular weight:
994.782
SMILES notation:
c12c(cc(S(=O)(=O)[O-])c(c1O)\N=N\c1c(cc(c3cc(c(\N=N\c4c(cc5cc(S(=O)(=O)[O-])cc(c5c4O)O)S(=O)(=O)[O-])cc3)OC)cc1)OC)cc(S(=O)(=O)[O-])cc2O.[Na+].[Na+].[Na+].[Na+]
InChl:
1S/C34H26N4O18S4.4Na/c1-55-25-9-15(3-5-21(25)35-37-31-27(59(49,50)51)11-17-7-19(57(43,44)45)13-23(39)29(17)33(31)41)16-4-6-22(26(10-16)56-2)36-38-32-28(60(52,53)54)12-18-8-20(58(46,47)48)14-24(40)30(18)34(32)42;;;;/h3-14,39-42H,1-2H3,(H,43,44,45)(H,46,47,48)(H,49,50,51)(H,52,53,54);;;;/q;4*+1/p-4/b37-35+,38-36+;;;;
Structural formula:
Chemical structure