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Direct red 72

Direct red 72 Structure
Direct red 72 structure
CAS No.
8005-64-9
Chemical Name:
Direct red 72
Synonyms
Direct red 72;C.I.Direct Red 72:C.I.29200
CBNumber:
CB21485433
Molecular Formula:
Molecular Weight:
0
MDL Number:
MOL File:
Mol file
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Direct red 72 Chemical Properties,Uses,Production

Preparation

6-Aminonaphthalene-2-sulfonic acid diazo, and N,N’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea coupling, O-Anisidine (0. 6 Moore) and O-Methylaniline (0.4 Moore) diazo, and coupled product matches.

Properties and Applications

red. Soluble in water for colourful red, soluble in ethanol is shallow orange red. The strong sulfuric acid to red light purple, diluted red brown to orange for brown. The dye solution to join strong hydrochloric acid for orange brown; With strong sodium hydroxide solution for red light brown to orange brown.

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

Direct red 72 Preparation Products And Raw materials

Raw materials

o-Anisidine 6,6'-Ureylene-bis(1-naphthol-3-sulfonic acid) 6-Amino-2-naphthalenesulfonic acid o-Toluidine

Preparation Products

Direct red 72 Suppliers

Global( 5)Suppliers
Supplier Tel Email Country ProdList Advantage
Shreem Industries -- shrimindad1@gmail.com India 139 58
Emichem Pvt Ltd -- info@emichem.co.in India 176 58
Colorants Chem Pvt Ltd -- info@colorantsgroup.com India 200 58
Tanya Exports -- tanactive@gmail.com India 186 58
Appex Dye Stuff Industries -- brijesh@appexdyestuff.co.in India 146 58
Supplier Advantage
Shreem Industries 58
Emichem Pvt Ltd 58
Colorants Chem Pvt Ltd 58
Tanya Exports 58
Appex Dye Stuff Industries 58

8005-64-9(Direct red 72)Related Search:

Direct Red 73 [2,6'-Bibenzothiazole]-7-sulfonic acid, 2'-[4-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-6-methyl-, disodium salt 7-[[[[4-(Acetylamino)phenyl]amino]carbonyl]amino]-4-hydroxy-3-[(2-methoxyphenyl)azo]-2-naphthalenesulfonic acid sodium salt 7-[[[[4-(Acetylamino)phenyl]amino]carbonyl]amino]-4-hydroxy-3-[(2-methylphenyl)azo]-2-naphthalenesulfonic acid sodium salt 4-Amino-3-[[4'-[(2,4-dihydroxyphenyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-1-naphthalenesulfonic acid sodium salt
disodium 4-amino-3-[[4'-[(2-amino-6-sulphonatonaphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalene-1-sulphonate Direct Red 69 BENZOPURPURIN 10B C.I. Direct red 74

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Direct red 72 C.I.Direct Red 72:C.I.29200 8005-64-9