83-64-7

Basic information

• Product Name: 1-AMINO-8-NAPHTHOL-4-SULFONIC ACID
• Synonyms: chicagoacids;kyselina1-amino-8-naftol-4-sulfonova;kyselinas;S ACID;4-amino-5-hydroxynaphthalene-1-sulphonic acid;4-AMINO-5-HYDROXY-1-NAPHTHALENESULFONIC ACID, TECH., 90%;8-AMINO-1-NAPHTHOL-5-SULFONIC ACIDPRACTI CAL GRADE;4-Amino-5-Hydroxynaphthalene-1-Shlfonic Acid
• CAS NO: 83-64-7
• Molecular Formula: C₁₀H₉NO₄S
• Molecular Weight: 239.25
• EINECS: 201-491-6
• Product Categories: Intermediates of Dyes and Pigments
• Mol File: 83-64-7.mol
• Article Data: 1

Chemical Properties

• Appearance: /
• Density: 1.4338 (rough estimate)
• Refractive Index: 1.6500 (estimate)
• Storage Temp.: -20°C Freezer, Under inert atmosphere
• Solubility: DMSO (Slightly), Methanol (Slightly)
• CAS DataBase Reference: 1-AMINO-8-NAPHTHOL-4-SULFONIC ACID(CAS DataBase Reference)
• NIST Chemistry Reference: 1-AMINO-8-NAPHTHOL-4-SULFONIC ACID(83-64-7)
• EPA Substance Registry System: 1-AMINO-8-NAPHTHOL-4-SULFONIC ACID(83-64-7)

Safety Data

• Hazard Codes: C
• Statements: 34
• Safety Statements: 26-27-36/37/39-45
• RIDADR: UN 2583 8/PG 2
• WGK Germany: 2
• RTECS: QK1295000
• Hazardous Substances Data: 83-64-7(Hazardous Substances Data)

Usage

Chemical Properties

GREY POWDER

Uses

Different sources of media describe the Uses of 83-64-7 differently. You can refer to the following data:
1. Azo dye intermediate.
2. 1-Amino-8-naphthol-4-sulfonic Acid is used in the synthesis of dye compounds.

InChI:InChI=1/C10H9NO4S/c11-7-4-5-9(16(13,14)15)6-2-1-3-8(12)10(6)7/h1-5,12H,11H2,(H,13,14,15)/p-1

Upstream product

• 117-55-5 4-aminonaphthalene-1,5-disulfonic acid 
• 6362-18-1 4,5-diamino-1-naphthalenesulfonic acid 
• 67-64-1 acetone 

Downstream Products

• 83-65-8 4,5-dihydroxy-1-naphthalene-sulfonic acid 
• 6357-83-1 5-hydroxy-4-p-toluidino-naphthalene-1-sulfonic acid 
• 68003-37-2 4-anilino-5-hydroxy-naphthalene-1-sulfonic acid 
• 25255-01-0 6,6'-(3,3'-dimethoxy-biphenyl-4,4'-diyl)bis(azo)bis(4-amino-5-hydroxynaphthalene-1-sulfonic acid) 
• 69902-90-5 5-hydroxy-4-m-nitrobenzamido-1-naphthalenesulfonic acid, sodium salt 
• 1421062-26-1 C₁₉H₁₃Cl₂N₅O₄S 
• 6357-80-8 4-acetylamino-5-hydroxy-naphthalene-1-sulfonic acid 

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.