3,6-Dihydroxy-2,7-naphthalenedisulfonic acid Chemical Properties

Density 

1.929±0.06 g/cm3(Predicted)

pka

-0.36±0.40(Predicted)

EPA Substance Registry System

3,6-Dihydroxy-2,7-naphthalenedisulfonic acid (23894-07-7)

3,6-Dihydroxy-2,7-naphthalenedisulfonic acid Usage And Synthesis

Production Methods

2-Hydroxynaphthalene-3,6,7- trisulfonic acid is heated with 66 % caustic soda liquor at 200 – 300℃ and the product worked up by dilution, neutralization, and salting out.

3,6-Dihydroxy-2,7-naphthalenedisulfonic acid(23894-07-7)Related Product Information

• 2,7-Naphthalenedisulfonic acid disodium salt
• Sodium 2-naphthalenesulfonate
• Solvent Red 43
• 1-Naphthalenesulfonic acid
• Butylnaphtalenesulfonic Acid Sodium Salt
• 2,6-DI-TERT-BUTYLNAPHTHALENE SULFONIC ACID SODIUM SALT
• 2,7-Dihydroxy-3,6-naphthalenedisulfonic acid disodium salt ,3,6-Dihydroxy-2,7-naphthalenedisulfonic acid disodium salt
• 2,7-Dihydroxynaphthalene
• 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid
• 3,3'-[azoxybis[(2-methoxy-p-phenylene)azo]]bis[4,5-dihydroxynaphthalene-2,7-disulphonic] acid, lithium sodium salt
• 3,6-BIS(4-SULFO-1-NAPHTHYLAZO)-4,5-DIHYDROXY-2,7-NAPHTHALENEDISULFONIC ACID, TETRASODIUM SALT
• 3-[[2-(Sodioarsono)phenyl]azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt
• 1,8-Dihydroxy-3,6-naphthalenedisulfonic acid disodium salt
• ARSENAZO III
• ARSENAZO III DISODIUM SALT
• 3-[(4-Chloro-2-phosphonophenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt
• CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE
• 3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt