| Identification | Back Directory | [Name]
Direct Brown 44 | [CAS]
6252-62-6 | [Synonyms]
DirectBrown3G
C.I.DirectBrown44
VTEBSADXXKSKOE-HJHBPSPHSA-L
Direct brown 44 (C.I. 35005)
C.I.Direct Brown 44:C.I.35005
Direct Brown 44 ISO 9001：2015 REACH
disodium 4,4'-[1,3-phenylenebis[azo(4,6-diamino-3,1-phenylene)azo]]bis(benzenesulphonate)
4,4'-[1,3-Phenylenebis[azo(4,6-diamino-3,1-phenylene)azo]]bisbenzenesulfonic acid, disodium salt
Benzenesulfonic acid, 4,4'-[1,3-phenylenebis [azo(4,6-diamino-3,1-phenylene)azo]]bis-, disodium salt
disodium 4-[2,4-diamino-5-[3-[2,4-diamino-5-(4-sulfonatophenyl)azo-phenyl]azophenyl]azo-phenyl]azobenzenesulfonate
Benzenesulfonic acid, 4,4'-[1,3-phenylenebis[2,1-d iazenediyl(4,6-diamino-3,1-phenylene)-2 ,1-diazenediyl]]bis-, sodium salt (1:2)
disodium 4-[2,4-diamino-5-[3-[2,4-diamino-5-(4-sulfonatophenyl)diazenylphenyl]diazenylphenyl]diazenylphenyl]diazenylbenzenesulfonate
disodium 4-[2,4-bis(azanyl)-5-[3-[2,4-bis(azanyl)-5-(4-sulfonatophenyl)diazenyl-phenyl]diazenylphenyl]diazenyl-phenyl]diazenylbenzenesulfonate | [EINECS(EC#)]
228-375-8 | [Molecular Formula]
C30H24N12Na2O6S2 | [MDL Number]
MFCD00800412 | [MOL File]
6252-62-6.mol | [Molecular Weight]
758.698 |
| Hazard Information | Back Directory | [Uses]
Direct brown 44 is a good dyeing agent for cotton fabrics. | [Preparation]
2 moles of nitrous acid treatment with 3 moles of ?Benzene-1,3-diamine?dihydrochloride (This product may be based on the disazo dye mixture as the main ingredient, and commercial dyes are usually composed by a dihydrochloride). And its product ??(C.I. Basic Brown 1, C.I. 21000)?as coupling component and diazotized 4-Aminobenzenesulfonic acid (2 mol) coupling | [Properties and Applications]
brown. Soluble in water for brown, soluble in ethanol and acetone. The strong sulfuric acid for palm to black, diluted for orange brown, there is a fine precipitation. The dye solution to join 10% sodium hydroxide solution more red light. Apply to the cellulose fibre paper printing and dyeing and color.
|
Standard
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Acid Resistance
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Alkali Resistance
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Light Fastness
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Soaping
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Water
|
|
Fading
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Stain
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Fading
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Stain
|
|
ISO
|
4
|
5
|
2
|
2
|
|
2
|
|
|
AATCC
|
3-4
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4
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2
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1-2
|
|
2-3
|
|
| [References]
[1] Sawada K, Ueda M. Adsorption behavior of direct dye on cotton in non-aqueous media[J]. Dyes and pigments, 2003, 58(1): 37-40. |
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| Company Name: |
Mangalam Intermediates
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+91-8758025080 +91-9824145269 |
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www.mangalamintermediates.co.in |
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Phoenix Colours
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+91-9768127681 +91-9819199181 |
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www.phoenixcolours.com |
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Hariram Industries
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www.hariind.com |
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Emichem Pvt Ltd
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+91-3340440048 +91-9831626921 |
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www.emichem.co.in |
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