Mordant Red 28

CAS No.: 6374-00-1

Chemical Name:: Mordant Red 28

Synonyms: Mordant Red 28;C.I.Mordant Red 28:C.I.11170;Benzenesulfonamide, N-[5-amino-2-[2-(2-hydroxy-3,5-dinitrophenyl)diazenyl]-4-methylphenyl]-4-methyl-

CBNumber:: CB89703500

Molecular Formula:: C20H18N6O7S

Molecular Weight:: 486.46

MOL File:: 6374-00-1.mol

Modify Date:: 2023/7/12 16:47:35

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Mordant Red 28 Properties

Boiling point	708.0±70.0 °C(Predicted)
Density	1.58±0.1 g/cm3(Predicted)
pka	2.59±0.38(Predicted)

Mordant Red 28 Chemical Properties,Uses,Production

Preparation

2-Amino-4,6-dinitrophenol diazotization, and 3′-Amino-4,4′-dimethylbenzenesulfonanilide?coupling.

Properties and Applications

bordeaux. Moderate soluble in water (for dark yellow red) and ethanol (for red brown). In concentrated sulfuric acid to red light purple, dilution after brown precipitation; In concentrated nitric acid for yellow brown solution; In a dilute hot sodium hydroxide solution for red brown solution. Dye aqueous solution to join concentrated hydrochloric acid have orange precipitation; Add sodium hydroxide as purple solution, and accompanied by precipitation.

Standard	Ironing Fastness	Light Fastness	Fulling		Persperation Fastness	Soaping	Water
			Alkali	Acid
ISO	3-4	3-4			4-5	5	4-5

Mordant Red 28 Preparation Products And Raw materials

Raw materials

Picramic acid 3'-amino-4,4'-dimethylbenzenesulfonanilide

Preparation Products

6374-00-1(Mordant Red 28)Related Search:

hydrogen 9-(2,5-dicarboxylato-4-hydroxyphenyl)-3,6-bis(diethylamino)xanthylium Mordant Red 19 5-[[2-[(2-Amino-8-hydroxy-6-sulfo-1-naphthalenyl)azo]-4-sulfophenyl]sulfonyl]-2-hydroxybenzoic acid trisodium salt Mordant Red 2 sodium 3-[(1-butyl-1,2-dihydro-4-hydroxy-2-oxo-3-quinolyl)azo]-5-chloro-2-hydroxybenzenesulphonate

Mordant Red 29 Mordant Red 21 sodium 5-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-hydroxytoluene-3-sulphonate Alizarin Red S

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Mordant Red 28 C.I.Mordant Red 28:C.I.11170 Benzenesulfonamide, N-[5-amino-2-[2-(2-hydroxy-3,5-dinitrophenyl)diazenyl]-4-methylphenyl]-4-methyl- 6374-00-1