4-hydroxy-6-methylamino-2-naphthalene sulfonic acid

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4-hydroxy-6-methylamino-2-naphthalene sulfonic acid Basic information
Product Name:4-hydroxy-6-methylamino-2-naphthalene sulfonic acid
Synonyms:4-hydroxy-6-(methylamino)naphthalene-2-sulphonic acid;4-hydroxy-6-(methylamino)naphthalene-2-sulfonic acid;N-METHYL-γ-ACID;8-Hydroxy-2-methylamino-6-naphthalenesulfonic acid;2-Naphthalenesulfonic acid, 4-hydroxy-6-(methylamino)-;Einecs 228-406-5;4-hydroxy-6-methylamino-2-naphthalene sulfonic acid;4-(diethylsulfamoyl)-N-[(1,2-dimethyl-5-indolyl)methyl]benzamide
CAS:6259-53-6
MF:C11H11NO4S
MW:253.27
EINECS:228-406-5
Product Categories:
Mol File:6259-53-6.mol
4-hydroxy-6-methylamino-2-naphthalene sulfonic acid Structure
4-hydroxy-6-methylamino-2-naphthalene sulfonic acid Chemical Properties
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 System2-Naphthalenesulfonic acid, 4-hydroxy-6-(methylamino)- (6259-53-6)
Safety Information
TSCA TSCA listed
MSDS Information
4-hydroxy-6-methylamino-2-naphthalene sulfonic acid Usage And Synthesis
Chemical Properties4-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 ExplosibilityNot classified
4-hydroxy-6-methylamino-2-naphthalene sulfonic acid Preparation Products And Raw materials
Preparation ProductsReactive Red 66-->2-Naphthalenesulfonic acid, 4-hydroxy-6-(methylamino)-3-[[4-(sulfomethyl)phenyl]azo]-, disodium salt
Tag:4-hydroxy-6-methylamino-2-naphthalene sulfonic acid(6259-53-6) Related Product Information
Acid anthracene brown PG tetrasodium [mu-[[3,3'-[azoxybis[(2-hydroxy-p-phenylene)azo]]bis[4-hydroxy-6-(3-sulphoanilino)naphthalene-2-sulphonato]](8-)]]dicuprate(4-) 6-(2,3-dibromopropionamido)-3-[[5-(2,3-dibromopropionamido)-2-sulphophenyl]azo]-4-hydroxynaphthalene-2-sulphonic acid REACTIVE ORANGE 16 7-Anilino-1-naphthol-3-sulfonic acid DIRECT FAST BROWN BX 4-(8-Hydroxy-6-sulfonaphthalen-2-ylamino)benzoic acid 4-hydroxy-6-methylamino-2-naphthalene sulfonic acid 2-Acetamido-8-naphthol-6-sufonic acid (N-acetyl gamma acid) AZOSULFAMIDE 6-DIMETHYLAMINO-4-HYDROXY-2-NAPHTHALENESULFONIC ACID 4-Hydroxy-6-(3-sulphoanilino)naphthalene-2-sulphonic acid