6259-53-6

Basic information

• Product Name: 4-hydroxy-6-methylamino-2-naphthalene sulfonic acid
• Synonyms: 4-hydroxy-6-methylamino-2-naphthalene sulfonic acid;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
• CAS NO: 6259-53-6
• Molecular Formula: C₁₁H₁₁NO₄S
• Molecular Weight: 253.27434
• EINECS: 228-406-5
• Mol File: 6259-53-6.mol
• Article Data: 1

Chemical Properties

• Boiling Point: 459.71℃[at 101 325 Pa]
• Appearance: Yellowish green wet cake
• Density: 1.542 g/cm³
• Vapor Pressure: 0Pa at 25℃
• Refractive Index: 1.602
• PKA: -0.15±0.40(Predicted)
• Water Solubility: 4.489g/L at 25℃
• CAS DataBase Reference: 4-hydroxy-6-methylamino-2-naphthalene sulfonic acid(CAS DataBase Reference)
• NIST Chemistry Reference: 4-hydroxy-6-methylamino-2-naphthalene sulfonic acid(6259-53-6)
• EPA Substance Registry System: 4-hydroxy-6-methylamino-2-naphthalene sulfonic acid(6259-53-6)

Safety Data

• Hazardous Substances Data: 6259-53-6(Hazardous Substances Data)

Usage

Flammability and Explosibility

Notclassified

InChI:InChI=1/C22H27N3O3S/c1-5-25(6-2)29(27,28)20-10-8-18(9-11-20)22(26)23-15-17-7-12-21-19(14-17)13-16(3)24(21)4/h7-14H,5-6,15H2,1-4H3,(H,23,26)

Upstream product

• 118-32-1 2-naphthol-6,8-disulfonic acid 
• 74-89-5 methylamine 
• 90-51-7 6-amino-4-hydroxy-2-naphthalenesulfonic acid 

Downstream Products

• 1421062-22-7 C₂₀H₁₅Cl₂N₅O₄S 

Relevant articles and documents

Copper complexes of sulpho groups containing disazo dyestuffs

The new disazo dyestuffs of the formula (I) STR1 in which the substituents and indices have the meaning given in the description, and salts thereof are outstandingly suitable for dyeing cellulose-containing materials and leather in blue shades having good wet- and light-fastnesses.