6054-80-4

Basic information

• Product Name: sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate
• Synonyms: sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate;Mordant brown 13 (C.I. 13225);3-[(2,4-Diaminophenyl)azo]-4-hydroxybenzenesulfonic acid sodium salt;AzochromolBrown2R;C.I.13225;C.I.Mordant Brown 13;UIDYZUQMPXFGED-GEEYTBSJSA-M
• CAS NO: 6054-80-4
• Molecular Formula: C12H11N4NaO4S
• Molecular Weight: 330.29491
• EINECS: 227-971-5
• Mol File: 6054-80-4.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• CAS DataBase Reference: sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate(CAS DataBase Reference)
• NIST Chemistry Reference: sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate(6054-80-4)
• EPA Substance Registry System: sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate(6054-80-4)

Safety Data

• Hazardous Substances Data: 6054-80-4(Hazardous Substances Data)

Usage

Description

Sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate is an organic compound that exhibits a dark red to light brown color. It is soluble in water, displaying a red to light yellow hue, and is slightly soluble in ethanol, acetone, and Cellosolve. When dissolved in concentrated sulfuric acid, it appears as a brownish-orange color, which turns orange upon dilution. In concentrated nitric acid, the compound exhibits a red color that eventually turns yellow-brown. The dye's aqueous solution turns orange when mixed with concentrated hydrochloric acid and golden orange when combined with strong caustic.

Uses

Used in Textile Industry:
Sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate is used as a dye in the textile industry for coloring fabrics. Its ability to produce a range of colors, from red to light yellow, makes it a versatile option for various applications.
Used in Analytical Chemistry:
sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate can be used as an analytical reagent in various chemical tests due to its color-changing properties in the presence of different acids and bases.
Standard:
sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate adheres to various standards for testing its performance in different conditions, such as:
Ironing Fastness: ISO 4-5, AATCC 5
Light Fastness: ISO 5, AATCC 6-7
Fulling: ISO 3-4
Perspiration Fastness: ISO 2
Soaping: ISO 5, AATCC 4
Water: ISO 4-5, AATCC 4
Alkali: ISO 5, AATCC 5
Acid: ISO 5, AATCC 5

Preparation

3-Amino-4-hydroxybenzenesulfonic acid diazotization, and Benzene-1,3-diamine coupling.

Standard

Ironing Fastness

Alkali

Acid

ISO

4-5

AATCC

5

InChI:InChI=1/C12H12N4O4S.Na/c13-7-1-3-10(9(14)5-7)15-16-11-6-8(21(18,19)20)2-4-12(11)17;/h1-6,15H,13-14H2,(H,18,19,20);/q;+1/p-1/b16-11+;