2118-39-0

Basic information

• Product Name: tetrasodium 6-amino-4-hydroxy-3-[[7-sulphonato-4-[(4-sulphonatophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonate
• Synonyms: tetrasodium 6-amino-4-hydroxy-3-[[7-sulphonato-4-[(4-sulphonatophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonate;CI 27755;2,7-Naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-7-sulfo-4-(4-sulfophenyl)azo-1-naphthalenylazo-, tetrasodium salt;BLACK NO.2;BLACK7984;6-Amino-4-hydroxy-3-[[7-sulfo-4-[(4-sulfophenyl)azo]-1-naphtyl]azo]-2,7-naphthalenedisulfonic acid tetrasodium salt;C.I.Food Black 2;2,7-Naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-((7-sulfo-4-((sulfophenyl)azo)-1-naphthalenyl- )azo)-, tetrasodium salt
• CAS NO: 2118-39-0
• Molecular Formula: C26H15N5Na4O13S4
• Molecular Weight: 825.64208
• EINECS: 218-326-9
• Product Categories: Organics
• Mol File: 2118-39-0.mol
• Article Data: 0

Chemical Properties

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• Appearance: /
• Density: g/cm³
• CAS DataBase Reference: tetrasodium 6-amino-4-hydroxy-3-[[7-sulphonato-4-[(4-sulphonatophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonate(CAS DataBase Reference)
• NIST Chemistry Reference: tetrasodium 6-amino-4-hydroxy-3-[[7-sulphonato-4-[(4-sulphonatophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonate(2118-39-0)
• EPA Substance Registry System: tetrasodium 6-amino-4-hydroxy-3-[[7-sulphonato-4-[(4-sulphonatophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonate(2118-39-0)

Safety Data

• Hazardous Substances Data: 2118-39-0(Hazardous Substances Data)

Usage

Uses

Used in Textile Industry:
Tetrasodium 6-amino-4-hydroxy-3-[[7-sulphonato-4-[(4-sulphonatophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonate is used as a colorant for dyeing fabrics and textiles. Its ability to produce vibrant and long-lasting colors makes it a popular choice in the textile industry.
Used in Leather Industry:
In the leather industry, tetrasodium 6-amino-4-hydroxy-3-[[7-sulphonato-4-[(4-sulphonatophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonate is used as a tanning agent. It helps in the process of turning animal hides into leather by providing the desired color and improving the durability of the final product.
Used in Paper Industry:
Tetrasodium 6-amino-4-hydroxy-3-[[7-sulphonato-4-[(4-sulphonatophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonate is also used in the paper industry as a coloring agent for various types of paper products. Its colorfastness and ability to enhance the visual appeal of paper make it a valuable addition to the industry.
Used in Cosmetics Industry:
In the cosmetics industry, tetrasodium 6-amino-4-hydroxy-3-[[7-sulphonato-4-[(4-sulphonatophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonate is used as a color additive in various cosmetic products, such as lipsticks, eyeshadows, and blushes. Its vibrant color and stability contribute to the overall aesthetic appeal of these products.
Used in Plastics and Polymers Industry:
Tetrasodium 6-amino-4-hydroxy-3-[[7-sulphonato-4-[(4-sulphonatophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonate is utilized as a colorant in the plastics and polymers industry. It is added to various plastic materials to provide a wide range of colors and enhance the visual appeal of the final products.
Used in Inks and Paints Industry:
In the inks and paints industry, tetrasodium 6-amino-4-hydroxy-3-[[7-sulphonato-4-[(4-sulphonatophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonate is used as a pigment to produce high-quality, vibrant colors in various types of inks and paints. Its colorfastness and stability make it a preferred choice for this application.

InChI:InChI=1/C26H19N5O13S4.4Na/c27-20-12-18-13(9-23(20)47(39,40)41)10-24(48(42,43)44)25(26(18)32)31-30-22-8-7-21(17-6-5-16(11-19(17)22)46(36,37)38)29-28-14-1-3-15(4-2-14)45(33,34)35;;;;/h1-12,32H,27H2,(H,33,34,35)(H,36,37,38)(H,39,40,41)(H,42,43,44);;;;/q;4*+1/p-4