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6259-53-6

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6259-53-6 Structure

6259-53-6 Structure
IdentificationBack Directory
[Name]

4-hydroxy-6-methylamino-2-naphthalene sulfonic acid
[CAS]

6259-53-6
[Synonyms]

N-METHYL-γ-ACID
Einecs 228-406-5
8-Hydroxy-2-methylamino-6-naphthalenesulfonic acid
4-hydroxy-6-methylamino-2-naphthalene sulfonic acid
4-hydroxy-6-(methylamino)naphthalene-2-sulfonic acid
4-hydroxy-6-(methylamino)naphthalene-2-sulphonic acid
2-Naphthalenesulfonic acid, 4-hydroxy-6-(methylamino)-
4-(diethylsulfamoyl)-N-[(1,2-dimethyl-5-indolyl)methyl]benzamide
[EINECS(EC#)]

228-406-5
[Molecular Formula]

C11H11NO4S
[MOL File]

6259-53-6.mol
[Molecular Weight]

253.27
Chemical PropertiesBack Directory
[Boiling point ]

459.71℃[at 101 325 Pa]
[density ]

1.542±0.06 g/cm3(Predicted)
[vapor pressure ]

0Pa at 25℃
[pka]

-0.15±0.40(Predicted)
[Water Solubility ]

4.489g/L at 25℃
[LogP]

-0.84 at 25℃
[EPA Substance Registry System]

2-Naphthalenesulfonic acid, 4-hydroxy-6-(methylamino)- (6259-53-6)
Safety DataBack Directory
[TSCA ]

TSCA listed
[REACH Registrations]

Inactive
Hazard InformationBack Directory
[Chemical Properties]

4-Hydroxy-6-methylaminonaphthalene-2- sulfonic acid [6259-53-6], N-methyl g acid, is produced by reaction of 2,8-dihydroxynaphthalene-6-sulfonic acid with methylamine in aqueous sodium bisulfite at 96℃ for 36 h (yield 95 %). It is used to produce C.I. Acid Brown 91.
[Flammability and Explosibility]

Notclassified
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