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Reactive Red 24

Basic information Safety Supplier Related

Reactive Red 24 Basic information

Product Name:
Reactive Red 24
Synonyms:
  • 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
  • Evercion Red P-2B
  • Sumifix Brilliant Red H-B
  • Synocron Red P-BN
  • Vilmafix Red 2B-P.
CAS:
70210-20-7
MF:
C26H21ClN7NaO10S3
MW:
746.11
EINECS:
274-417-3
Product Categories:
  • Organics
Mol File:
70210-20-7.mol
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Reactive Red 24 Chemical Properties

Density 
1.594[at 20℃]
vapor pressure 
0Pa at 20℃
Water Solubility 
220.6g/L at 20℃
LogP
-3.26 at 20℃
EPA Substance Registry System
2,7-Naphthalenedisulfonic acid, 5-[[4-chloro-6-(methylphenylamino)-1,3,5-triazin-2-yl]amino]-4-hydroxy-3-[(2-sulfophenyl)azo]-, trisodium salt (70210-20-7)
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Reactive Red 24 Usage And Synthesis

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

Not classified

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

Reactive Red 24 Preparation Products And Raw materials

Raw materials

Reactive Red 24Supplier

Winchem Industrial Co. Ltd
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Hangzhou J&H Chemical Co., Ltd.
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