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C.I. Direct Black 166
[CAS 57131-19-8]

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Identification
NameC.I. Direct Black 166
Synonyms4-Amino-3-[[4-[[[4-[(2,4-diaminophenyl)azo]phenyl]amino]carbonyl]phenyl]azo]-5-hydroxy-6-(phenylazo)-2,7-naphthalenedisulfonic acid disodium salt
Molecular StructureC.I. Direct Black 166 molecular structure (CAS 57131-19-8)
Molecular FormulaC35H26N10O8S2Na2
Molecular Weight824.76
CAS Registry Number57131-19-8
EC Number611-472-8
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