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C.I. Direct Red 169, disodium salt

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C.I. Direct Red 169, disodium salt Basic information
Product Name:C.I. Direct Red 169, disodium salt
Synonyms:C.I. Direct Red 169, disodium salt;Direct Red 169;C.I.Direct Red 169:C.I.25000
CAS:6391-12-4
MF:C32H25N8NaO9S2
MW:752.71
EINECS:613-397-6
Product Categories:
Mol File:6391-12-4.mol
C.I. Direct Red 169, disodium salt Structure
C.I. Direct Red 169, disodium salt Chemical Properties
Safety Information
MSDS Information
C.I. Direct Red 169, disodium salt Usage And Synthesis
Preparation(a) M-nitroaniline diazo, in acid conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, then use glucose and sodium hydroxide solution will nitro reduction; (b) 3-(3-(3-Aminophenyl)-1-oxadiaziridin-2-yl)benzenamine double nitriding, in acid conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid (2 Moore) coupled.
Properties and Applicationsdark red. Soluble in water for orange brown, slightly soluble in alcohol. The strong sulfuric acid for dark olive brown, for yellow brown after diluted. The dye solution to join strong hydrochloric acid for dark brown, have precipitation; Add thick sodium hydroxide solution for palm light orange to brown.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4-5 4-5 1 4 4
C.I. Direct Red 169, disodium salt Preparation Products And Raw materials
Raw materialsJ acid-->3-(3-(3-aminophenyl)-1-oxadiaziridin-2-yl)benzenamine-->3-Nitroaniline
Tag:C.I. Direct Red 169, disodium salt(6391-12-4) Related Product Information
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