2829-43-8

Basic information

• Product Name: Direct Red 75 tetrasodium salt
• Synonyms: 2-naphthalenesulfonicacid,5,5’-[carbonylbis[imino(2-sulfo-4,1-phenylene)azo]];2-Naphthalenesulfonicacid,5,5’-[carbonylbis[imino(2-sulfo-4,1-phenylene)azo]]bis[6-amino-4-hydroxy-,tetrasodiumsalt;8,8’-[Carbonyldiiminobis(2-sulfo-1,4-phenyleneazo)]di(7-amino-3-sulfo-1-naphthol),tetrasodiumsalt;abcolfastpink2bl;SIRIUS ROSE BB;SOLANTINE PINK 4BL;PONTAMINE FAST PINK;VITAL NEW RED
• CAS NO: 2829-43-8
• Molecular Formula: C33H22N8Na4O15S4
• Molecular Weight: 990.79
• EINECS: 220-593-1
• Product Categories: Dyes and Pigments;Organics
• Mol File: 2829-43-8.mol
• Article Data: 0

Chemical Properties

• Appearance: /Powder
• Density: 1.9g/cm3
• Refractive Index: 1.82
• CAS DataBase Reference: Direct Red 75 tetrasodium salt(CAS DataBase Reference)
• NIST Chemistry Reference: Direct Red 75 tetrasodium salt(2829-43-8)
• EPA Substance Registry System: Direct Red 75 tetrasodium salt(2829-43-8)

Safety Data

• WGK Germany: 3
• Hazardous Substances Data: 2829-43-8(Hazardous Substances Data)

Usage

Uses

Chlorazol Fast Pink is an anticoagulant azo-dye.

Properties and Applications

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water Fading Stain Fading Stain ISO 2-3 3-4 4-5 2-3 2-3 AATCC 3 3 5 3-4 3

Standard

Acid Resistance

Fading

Stain

ISO

2-3

AATCC

3

InChI:InChI=1/C33H26N8O15S4/c34-21-5-1-15-9-19(57(45,46)47)13-25(42)29(15)31(21)40-38-17-3-7-23(27(11-17)59(51,52)53)36-33(44)37-24-8-4-18(12-28(24)60(54,55)56)39-41-32-22(35)6-2-16-10-20(58(48,49)50)14-26(43)30(16)32/h1-14,34-35,38-41H,(H2,36,37,44)(H,45,46,47)(H,48,49,50)(H,51,52,53)(H,54,55,56)/b34-21+,35-22+