70210-20-7

Basic information

• Product Name: Reactive Red 24
• Synonyms: 2,7-Naphthalenedisulfonic acid, 5-4-chloro-6-(methylphenylamino)-1,3,5-triazin-2-ylamino-4-hydroxy-3-(2-sulfophenyl)azo-, trisodium salt;REACTICERED24;REATIVERED24;5-[[4-Chloro-6-(methylphenylamino)-1,3,5-triazin-2-yl]amino]-4-hydroxy-3-[(2-sulfophenyl) azo]-2,7-naphthalenedisulfonic acid, trisodium salt;2, 7-Naphthalenedisulfonic acid, 5-[[4-chloro-6-(2-chlorophenylamino)-1, 3, 5-triazin-2-yl]amino]-4-hydroxy-3-[(2-sulfophenyl)azo], trisodium salt;Cibacron Red P-B;Concion Red P-2B;Dinactive Red H-2B
• CAS NO: 70210-20-7
• Molecular Formula: C26H17ClN7Na3O10S3
• Molecular Weight: 788.07139
• EINECS: 274-417-3
• Product Categories: Organics
• Mol File: 70210-20-7.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• Density: 1.594[at 20℃]
• Vapor Pressure: 0Pa at 20℃
• Water Solubility: 220.6g/L at 20℃
• CAS DataBase Reference: Reactive Red 24(CAS DataBase Reference)
• NIST Chemistry Reference: Reactive Red 24(70210-20-7)
• EPA Substance Registry System: Reactive Red 24(70210-20-7)

Safety Data

• Hazardous Substances Data: 70210-20-7(Hazardous Substances Data)

Usage

Preparation

4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidand 2,4,6-Trichloro-1,3,5-triazine condensation, 2-Aminobenzenesulfonic acid diazo, coupled with condensation products, and then and N-methylbenzenamine condensation and salting-out.

Flammability and Explosibility

Notclassified

Properties and Applications

blu-ray red. Red powder. The strong sulfuric acid for red, diluted is still red, and with a small amount of precipitation; In nitric acid for red, diluted in red. The dye solution for red, with 1 Moore sodium hydroxide solution is still red, continue to join insurance powder and warm, for light yellow, add a boric acid sodium is also can’t restore the original colour and lustre. Can be used for cotton or viscose fiber disseminated, roll dye, knot dyeing piled up dyeing. Can also be used to cotton or viscose fabric, the dye printing directly. Standard Light Fastness Oxygen bleaching Persperation Fastness Soaping Fading Stain Fading Stain Fading Stain ISO 5-6 4-5 5 5

Standard

Light Fastness

Fading

Stain

ISO

5-6

InChI:InChI=1/C26H20ClN7O10S3.3Na/c1-34(15-7-3-2-4-8-15)26-30-24(27)29-25(31-26)28-18-13-16(45(36,37)38)11-14-12-20(47(42,43)44)22(23(35)21(14)18)33-32-17-9-5-6-10-19(17)46(39,40)41;;;/h2-13,35H,1H3,(H,36,37,38)(H,39,40,41)(H,42,43,44)(H,28,29,30,31);;;/q;3*+1/p-3