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HomeProduct name listCHLORANTINE FAST RED 5B

CHLORANTINE FAST RED 5B

Synonym(s):Disodium 7-benzamido-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate;DR 81

  • CAS NO.:2610-11-9
  • Empirical Formula: C29H19N5Na2O8S2
  • Molecular Weight: 675.6
  • MDL number: MFCD00003949
  • EINECS: 220-028-9
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2023-05-04 15:13:09
CHLORANTINE FAST RED 5B Structural

What is CHLORANTINE FAST RED 5B?

The Uses of CHLORANTINE FAST RED 5B

Chlorantine Fast Red 5B is a direct dye used in cosmetics, hair dyes and in the textile industry as a colourant.

Definition

ChEBI: An organic sodium salt resulting from the formal condensation of Sirius red 4B (acid form) with two equivalents of sodium hydroxide. Used as the plasma stain in some trichrome staining methods.

Preparation

4-((4-Aminophenyl)diazenyl)benzenesulfonic acid?diazo, and 7-Benzamido-4-hydroxynaphthalene-2-sulfonic acid coupling.

Flammability and Explosibility

Non flammable

Biochem/physiol Actions

Bacterial consortium NBNJ6 has an ability to decolorize direct red 81 (DR81).

Properties and Applications

red. Red powder. Soluble in water for product red, soluble in soluble fiber element, slightly soluble in alcohol, insoluble in other organic solvents. The strong sulfuric acid dyes for dark blue, shallow orange brown after diluted precipitation; In nitric acid solution for colourful blue, to red light brown. The dye solution to join strong hydrochloric acid for yellow olive brown precipitation; Add thick sodium hydroxide solution has the purple precipitation. 60 ℃ in the solubility of 40 g/L, not sensitive to that fights. For colourful red light. Copper ions in dyeing color slightly turn blue, encounter iron ion colored light basic unchanged. For A class SDC classification. To dead cotton cover the gender is poorer. Cotton neutral and alkaline white are level 5, viscose and minus sex of neutral white for 4 ~ 5 levels. Used for dyeing cotton and viscose, also can be used for paper color.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 3 4 1-2 1
AATCC 4 3-4 4-5 1 1

Properties of CHLORANTINE FAST RED 5B

Melting point: 240°C (dec.) (lit.)
Density  1.507[at 20℃]
vapor pressure  0Pa at 25℃
Colour Index  28160
Water Solubility  4.71g/L at 20℃
EPA Substance Registry System C.I. Direct Red 81 disodium salt (2610-11-9)

Safety information for CHLORANTINE FAST RED 5B

Computed Descriptors for CHLORANTINE FAST RED 5B

Abamectin manufacturer

Cab Chemicals

1Y
Phone:+91-9909984046
Whatsapp: +91 9909984046
product: Direct Red 5BL 99%
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MaheshRaj Chemicals Pvt Ltd

1Y
Phone:+91-7926870597
Whatsapp: +91 7926870597
product: Direct Red 81 99%
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Hina DyeChem Industries

1Y
Phone:+91-9537203924
Whatsapp: +91-9537203924
product: Direct Red 81 2610-11-9 99%
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Arbuda Plastochem Pvt. Ltd

1Y
Phone:+91-9825069442
Whatsapp: +91 9825069442
product: Direct Red 81 98%
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Tanya Exports

1Y
Phone:+91-9825033002
Whatsapp: +91 9825033002
product: 2610-11-9 Direct Red 81 98%
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Appex Dye Stuff Industries

1Y
Phone:+91-9974922439
Whatsapp: +91 7940083294
product: 2610-11-9 99%
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Parshwanath Group of Indusries

1Y
Phone:+91-9825244644
Whatsapp: +91 9825244644
product: Direct Red 81 99%
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Rikin Industries

1Y
Phone:+91-7926588543
Whatsapp: +91 7926588543
product: Direct Red 81 2610-11-9 99%
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Shidimo Interaux Private Limited

1Y
Phone:+91-9879759686
Whatsapp: +91 9879759686
product: 2610-11-9 Direct Red 81 99%
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