16894-31-8

Basic information

• Product Name: 2,2'-[Carbonylbis[imino-1,1'-biphenyl-4,4'-diyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-1,4-diyl)azo]]bis[5-sulfobenzoic acid]tetrasodium salt
• Synonyms: 2,2'-[Carbonylbis[imino-1,1'-biphenyl-4,4'-diyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-1,4-diyl)azo]]bis[5-sulfobenzoic acid]tetrasodium salt;C.I.29295;C.I.Direct Yellow 70
• CAS NO: 16894-31-8
• Molecular Formula: C47H36 N10 O13 S2
• Molecular Weight: 1012.98
• Mol File: 16894-31-8.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• Density: 1.6g/cm³
• Refractive Index: 1.753
• CAS DataBase Reference: 2,2'-[Carbonylbis[imino-1,1'-biphenyl-4,4'-diyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-1,4-diyl)azo]]bis[5-sulfobenzoic acid]tetrasodium salt(CAS DataBase Reference)
• NIST Chemistry Reference: 2,2'-[Carbonylbis[imino-1,1'-biphenyl-4,4'-diyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-1,4-diyl)azo]]bis[5-sulfobenzoic acid]tetrasodium salt(16894-31-8)
• EPA Substance Registry System: 2,2'-[Carbonylbis[imino-1,1'-biphenyl-4,4'-diyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-1,4-diyl)azo]]bis[5-sulfobenzoic acid]tetrasodium salt(16894-31-8)

Safety Data

• Hazardous Substances Data: 16894-31-8(Hazardous Substances Data)

Usage

Description

2,2'-[Carbonylbis[imino-1,1'-biphenyl-4,4'-diyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-1,4-diyl)azo]]bis[5-sulfobenzoic acid]tetrasodium salt is a complex organic compound that is characterized by its yellow color. It is primarily used in the dyeing and printing of cellulose fiber fabrics, where it functions as a discharge sex medium.

Uses

Used in Textile Industry:
2,2'-[Carbonylbis[imino-1,1'-biphenyl-4,4'-diyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-1,4-diyl)azo]]bis[5-sulfobenzoic acid]tetrasodium salt is used as a dyeing and printing agent for cellulose fiber fabrics. It is particularly effective in creating discharge sex patterns on these fabrics.
2,2'-[Carbonylbis[imino-1,1'-biphenyl-4,4'-diyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-1,4-diyl)azo]]bis[5-sulfobenzoic acid]tetrasodium salt exhibits good acid and alkali resistance, as well as light fastness, making it suitable for use in various dyeing and printing processes. It also demonstrates good performance in soaping, water fading, and stain fading, as evidenced by its ISO and AATCC ratings. These properties make it a valuable component in the textile industry for producing high-quality, durable, and aesthetically pleasing cellulose fiber fabrics.

Preparation

2-Amino-5-sulfobenzoic acid diazo , and 1-(4-(4-Aminophenyl)benzenyl)-3-methyl-5-pyrazolone?coupling, and then make the light gasification.

Standard

Acid Resistance

Fading

Stain

ISO

4

AATCC

4

InChI:InChI=1/C47H36N10O13S2/c1-25-41(52-50-39-21-19-35(71(65,66)67)23-37(39)45(60)61)43(58)56(54-25)33-15-7-29(8-16-33)27-3-11-31(12-4-27)48-47(64)49-32-13-5-28(6-14-32)30-9-17-34(18-10-30)57-44(59)42(26(2)55-57)53-51-40-22-20-36(72(68,69)70)24-38(40)46(62)63/h3-24,41-42H,1-2H3,(H,60,61)(H,62,63)(H2,48,49,64)(H,65,66,67)(H,68,69,70)