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

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

CAS No.: 6798-02-3

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

Synonyms: C.I.26280;Direct Orange 3;Dianil Orange GS;C.I.Direct Orange 3;C.I.Direct Orange 3:C.I.26280;7-[[4-[(2,4-Diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sodiosulfophenyl)azo]naphthalene-2-sulfonic acid sodium salt

CBNumber:: CB52388820

Molecular Formula:: C29H22N8O10S2.2Na

Molecular Weight:: 752.65

MDL Number:

MOL File:: 6798-02-3.mol

Request For Quotation

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

EPA Substance Registry System	2-Naphthalenesulfonic acid, 7-[[4-[(2,4-diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sulfophenyl)azo]-, disodium salt (6798-02-3)

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

Preparation

4-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 Applications

bright 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 materials

Sulfanilic acid 7-(4-aminobenzamido)-4-hydroxynaphthalene-2-sulfonic acid 4-Nitro-1,3-phenylenediamine

Preparation Products

6798-02-3(7-[[4-[(2,4-Diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sodiosulfophenyl)azo]naphthalene-2-sulfonic acid sodium salt)Related Search:

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

1of2

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 6798-02-3