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tetrasodium 3,3'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4,5-dihydroxynaphthalene-2,7-disulphonate] (2150-54-1)

Identification
Name:tetrasodium 3,3'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4,5-dihydroxynaphthalene-2,7-disulphonate]
Synonyms:C.I. 23790;C.I. Direct Blue 25 (VAN);C.I. Direct Blue 25, tetrasodium salt;C.I. Direct Blue 25;C.I. Direct Blue 25, tetrasodium salt (8CI);(3Z)-5-hydroxy-3-({4'-[(2E)-2-(8-hydroxy-1-oxo-3,6-disulfonaphthalen-2(1H)-ylidene)hydrazino]-3,3'-dimethylbiphenyl-4-yl}hydrazono)-4-oxo-3,4-dihydronaphthalene-2,7-disulfonic acid
CAS:2150-54-1
EINECS: 218-432-5
Molecular Formula: C34H26N4O16S4
Molecular Weight: 874.8474
InChI: InChI=1/C34H26N4O16S4/c1-15-7-17(3-5-23(15)35-37-31-27(57(49,50)51)11-19-9-21(55(43,44)45)13-25(39)29(19)33(31)41)18-4-6-24(16(2)8-18)36-38-32-28(58(52,53)54)12-20-10-22(56(46,47)48)14-26(40)30(20)34(32)42/h3-14,35-36,39-40H,1-2H3,(H,43,44,45)(H,46,47,48)(H,49,50,51)(H,52,53,54)/b37-31-,38-32+
Molecular Structure: (C34H26N4O16S4) C.I. 23790;C.I. Direct Blue 25 (VAN);C.I. Direct Blue 25, tetrasodium salt;C.I. Direct Blue 25;C.I. ...
Properties
Density:1.81g/cm3
Refractive index:1.774
Safety Data
 

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