5850-15-7

Basic information

• Product Name: disodium 4-[[2,4-dihydroxy-3-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-1-sulphonate
• Synonyms: disodium 4-[[2,4-dihydroxy-3-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-1-sulphonate;Acid Brown 15;C.I.20190;ACID BROWN15 (C.I. 20190);Brown 2R;4-[[2,4-Dihydroxy-3-[(4-sulfophenyl)azo]phenyl]azo]-1-naphthalenesulfonic acid disodium salt;C.I.Acid Brown 15;Acid Brown SRN
• CAS NO: 5850-15-7
• Molecular Formula: C22H14N4Na2O8S2
• Molecular Weight: 572.4781
• EINECS: 227-446-0
• Mol File: 5850-15-7.mol
• Article Data: 0

Chemical Properties

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• Appearance: /
• Density: g/cm³
• CAS DataBase Reference: disodium 4-[[2,4-dihydroxy-3-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-1-sulphonate(CAS DataBase Reference)
• NIST Chemistry Reference: disodium 4-[[2,4-dihydroxy-3-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-1-sulphonate(5850-15-7)
• EPA Substance Registry System: disodium 4-[[2,4-dihydroxy-3-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-1-sulphonate(5850-15-7)

Safety Data

• Hazardous Substances Data: 5850-15-7(Hazardous Substances Data)

Usage

Description

Disodium 4-[[2,4-dihydroxy-3-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-1-sulphonate is an organic compound that is characterized by its red light brown color. It is a type of dye that is specifically designed for use in the textile industry, particularly for dyeing wool and polyamide fibers. Additionally, it can also be utilized in the coloring of leather.

Uses

Used in Textile Industry:
Disodium 4-[[2,4-dihydroxy-3-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-1-sulphonate is used as a dyeing agent for wool and polyamide fibers due to its ability to impart a red light brown color to these materials. Its application in the textile industry is significant as it enhances the aesthetic appeal of the fibers and contributes to the production of vibrant and visually appealing fabrics.
Used in Leather Industry:
In the leather industry, disodium 4-[[2,4-dihydroxy-3-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-1-sulphonate is used as a coloring agent to provide a red light brown hue to leather products. Its use in this industry is essential for achieving a consistent and desired color in leather goods, such as shoes, bags, and clothing accessories, which can impact the overall marketability and consumer appeal of these products.

Preparation

4-Aminonaphthalene-1-sulfonic acid diazo, Coupled with resorcinol, 2-Aminobenzenesulfonic acid diazo, again with single accidentally coupled nitrogen compounds.

InChI:InChI=1/C22H16N4O8S2.2Na/c27-19-11-9-18(22(28)21(19)26-23-13-5-7-14(8-6-13)35(29,30)31)25-24-17-10-12-20(36(32,33)34)16-4-2-1-3-15(16)17;;/h1-12,23-24H,(H,29,30,31)(H,32,33,34);;/q;2*+1/p-2/b25-18+,26-21-;;