| Identification | Back Directory | [Name]
BISMARCK BROWN R | [CAS]
5421-66-9 | [Synonyms]
CI 21010
BasicbrownR
CI NO 21010
bismarkbrownr
BASIC BROWN 4
VESUVINE BROWN
abcolbrownrconc
BISMARCK BROWN R
Basic Yellow Brown 4BR
Basic Brown 4, Vesuvin
Basic brown 4 (C.I. 21010)
BISMARCK BROWN R (C.I. 21010)
VESUVINE BROWN C.I. NO. 21010
BISMARCK BROWN R, FOR MICROSCOPY
Bismarck Brown R, Biological stain
BISMARCK BROWN R ISO 9001：2015 REACH
Bismarck Brown R for microscopy (Bact., Hist.)
2,4-bis(2,4-diamino-5-methyl-1-benzenazo)toluene
2,4-Bis(2,4-diamino-5-methyl-1-benzenazo)toluene dihydrochloride
3-benzenediamine,4,4’-[(4-methyl-1,3-phenylene)bis(azo)]bis[6-methyl-dihyd
5,5'-[(4-METHYL-M-PHENYLENE)BIS(AZO)]BIS[TOLUENE-2,4-DIAMINE] DIHYDROCHLORIDE
1,3-Benzenediamine,4,4’-[(4-methyl-1,3-phenylene)bis(azo)]bis[6-methyl-,dihydrochloride
1,3-Benzenediamine, 4,4'-[(4-methyl-1,3-phenylene)bis(2,1-d iazenediyl)]bis[6-methyl-, hydrochloride (1:2) | [EINECS(EC#)]
226-541-4 | [Molecular Formula]
C21H25ClN8 | [MDL Number]
MFCD00036386 | [MOL File]
5421-66-9.mol | [Molecular Weight]
424.94 |
| Hazard Information | Back Directory | [Uses]
Bismarck Brown R is used as an adsorbate and is used in dye decoloration experiment. Dyes and metabolites. | [Preparation]
based in 2 Moore’s deal with 3 Moore’s diazo, and 4-Methylbenzene-1,3-diamine hydrochloride (this product in the above may double the azo dyes as the main component of the mixture). | [Properties and Applications]
red light brown. For yellow brown is soluble in water, soluble in ethanol and soluble fiber element, slightly soluble in acetone, insoluble in benzene. The strong sulfuric acid for brown, diluted into a red light brown; In nitric acid solution for purple, to brown; In strong hydrochloric acid for purple solution (don’t). The dye solution to join strong hydrochloric acid for yellow brown; Add 10% sodium hydroxide solution into orange. Mainly used for silk, wool fabric dyeing, also used in leather and paper color
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Standard
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Light Fastness
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Persperation Fastness
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Ironing Fastness
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Soaping
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Fading
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Stain
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Fading
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Stain
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Fading
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Stain
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ISO
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1
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4
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2
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1
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2
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