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| | Acid Brown 4 Basic information |
| Product Name: | Acid Brown 4 | | Synonyms: | sodium,(6E)-6-[(4-aminophenyl)hydrazinylidene]-5-oxonaphthalene-1-sulfonate;Acid Brown 4;sodium 6-[(4-aminophenyl)azo]-5-hydroxynaphthalene-1-sulphonate;1-Naphthalenesulfonic acid, 6-(4-aminophenyl)azo-5-hydroxy-, monosodium salt;Acid brown 4 (C.I. 14805);Brown R;6-[(4-Aminophenyl)azo]-5-hydroxy-1-naphthalenesulfonic acid sodium salt;C.I.14805 | | CAS: | 5858-51-5 | | MF: | C16H13N3O4S.Na | | MW: | 366.35 | | EINECS: | 227-492-1 | | Product Categories: | | | Mol File: | 5858-51-5.mol |  |
| | Acid Brown 4 Chemical Properties |
| density | 1.447[at 20℃] | | Water Solubility | 18.67g/L at 20℃ | | LogP | -1.616 at 20℃ |
| | Acid Brown 4 Usage And Synthesis |
| Uses | Acid Brown 4 is a brown dye whose staining effects can be removed by the electrocoagulation (EC) process. | | Preparation | N-(4-aminophenyl)acetamide diazo, and 5-Hydroxynaphthalene-1-sulfonic acid coupling, and then remove acetyl hydrolysis. | | Flammability and Explosibility | Non flammable | | Properties and Applications | red light brown. Soluble in water for red light brown, soluble in ethanol for yellow light brown. The strong sulfuric acid for wine red, dark blue, diluted to the red orange. Strong hydrochloric acid solution to join a brown orange precipitation; Add thick sodium hydroxide solution for palm orange.
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Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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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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3
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3-4
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2
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2
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3
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1-2
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| | References | [1] Parsa J B, et al. Removal of Acid Brown 14 in aqueous media by electrocoagulation: Optimization parameters and minimizing of energy consumption[J]. Desalination, 2011, 278(1-3): 295-302. |
| | Acid Brown 4 Preparation Products And Raw materials |
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