Solvent Brown 41(TDS)

Application and parameters of Solvent Brown 41

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Solvent Brown 41

Bismarck Brown Base
Oil Brown 41
Bismark Brown Y Base
Simpsol Bismark G 24800

CAS NO: 1052-38-6

CI.NO: 21000:1

Chemical Family: Bisazo
Molecular Formula: C18H18N8
Molecular Weight: 346
Shade: Yellowish brown powder.

Solvent Brown 41 Physical and Chemical properties



Melting Point(°C)


Light Fastness


Heat resistance




Butyl Acetate








soluble in ethanol, acetone and benzene. Brown in concentrated sulfuric acid, red brown after dilution; orange solution in concentrated nitric acid, yellow after dilution. When hydrochloric acid is added into the dye aqueous solution, the color will not change; when 10% sodium hydroxide is added, orange precipitate will appear. The application is similar to C.I. solvent Brown 12.

Preparation method: treat 3 moles of m-phenylenediamine hydrochloride with 2 moles of nitrous acid (this product may be a mixture with the above-mentioned diazo dye as the main component, and the commercial dye is usually composed of dihydrochloride), and make free alkali reference: GB PB 25625, 883-4
FIAT 764—Vesuvin 3R superfein neu
Z.f.Chem.,3( 1867),278
Chemikerztg., 18( 1894), 1501
Ber.,30(l 897),211 l,2899;30(l 897),2203 ;31 (1898),188
Bismarck Brown Y Base(MVC)
Irgacet Brown 2GL(GGY)
Neozapon Brown 322(BASF)
Orasol Brown 2GL(CIBA)
Orasol Brown 2GL(PYL)
Simpsoi Bismark G 24800(WSS)

Solvent Brown 41 Application:

Mainly used for duplicating paper,printing inks, lipa,plastic etc.


20 or 25kg/compound bag, carton box, iron drum, fiber durm for powder dye and 1000kg/tank for liquid dye

Solvent Brown 41 Material Safety Data Sheet (MSDS)

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