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7-[[4-[(2,4-Diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sodiosulfophenyl)azo]naphthalene-2-sulfonic acid sodium salt

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7-[[4-[(2,4-Diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sodiosulfophenyl)azo]naphthalene-2-sulfonic acid sodium salt Basic information
Product Name:7-[[4-[(2,4-Diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sodiosulfophenyl)azo]naphthalene-2-sulfonic acid sodium salt
Synonyms:7-[[4-[(2,4-Diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sodiosulfophenyl)azo]naphthalene-2-sulfonic acid sodium salt;C.I.26280;C.I.Direct Orange 3;Dianil Orange GS;C.I.Direct Orange 3:C.I.26280;Direct Orange 3
CAS:6798-02-3
MF:C29H22N8O10S2.2Na
MW:752.65
EINECS:
Product Categories:
Mol File:6798-02-3.mol
7-[[4-[(2,4-Diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sodiosulfophenyl)azo]naphthalene-2-sulfonic acid sodium salt Structure
7-[[4-[(2,4-Diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sodiosulfophenyl)azo]naphthalene-2-sulfonic acid sodium salt Chemical Properties
EPA Substance Registry System2-Naphthalenesulfonic acid, 7-[[4-[(2,4-diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sulfophenyl)azo]-, disodium salt (6798-02-3)
Safety Information
MSDS Information
7-[[4-[(2,4-Diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sodiosulfophenyl)azo]naphthalene-2-sulfonic acid sodium salt Usage And Synthesis
Preparation4-Aminobenzenesulfonic acid diazo, and 7-(4-Aminobenzamido)-4-hydroxynaphthalene-2-sulfonic acid?coupling, and then diazo, and 4-Nitrobenzene-1,3-diamine coupling between.
Properties and Applicationsbright orange. Soluble in water for orange, and adequate soluble in alcohol for golden brown to orange. The strong sulfuric acid for blue-ray in red, orange for gold after diluted. The dye solution to join strong hydrochloric acid for gold orange; With strong sodium hydroxide solution for palm light orange. Can be used for cellulose fiber dyeing. Neutral and alkaline white is good, good levelness.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 5 4 3 2-3 2-3
7-[[4-[(2,4-Diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sodiosulfophenyl)azo]naphthalene-2-sulfonic acid sodium salt Preparation Products And Raw materials
Raw materialsSulfanilic acid-->7-(4-aminobenzamido)-4-hydroxynaphthalene-2-sulfonic acid-->4-Nitro-1,3-phenylenediamine
Tag:7-[[4-[(2,4-Diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sodiosulfophenyl)azo]naphthalene-2-sulfonic acid sodium salt(6798-02-3) Related Product Information
C.I. Direct Orange 28 sodium 2-[4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]phenyl]-6-methylbenzothiazole-7-sulphonate Direct Orange 33 disodium (3Z)-5-methyl-3-[[2-methyl-4-[3-methyl-4-[[3-methyl-5-oxo-1-(4-sulfonatophenyl)-4H-pyrazol-4-yl]diazenyl]phenyl]phenyl]hydrazinylidene]-6-oxo-cyclohexa-1,4-diene-1-carboxylate DIRECT ORANGE 29 C.I. Direct Orange 27 Direct Orange 46 C.I. Direct Orange 31 DIRECT ORANGE 26