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| | OXAMINE BLUE 4R Basic information |
| Product Name: | OXAMINE BLUE 4R | | Synonyms: | OXAMINE BLUE 4R;DIRECT BLUE 3;disodium 3-[[4'-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-4-hydroxynaphthalene-1-sulphonate;3-[[4'-[(6-Amino-1-hydroxy-3-sulfo-2-naphtyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-4-hydroxy-1-naphthalenesulfonic acid disodium salt;C.I.23705;C.I.Direct Blue 3;Disodium 3-((4'-((6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo)-3,3'-dimethyl(1,1'-biphenyl)-4-yl)azo)-4-hydroxynaphthalene-1-sulphonate;Einecs 219-383-2 | | CAS: | 2429-72-3 | | MF: | C34H28N5NaO8S2 | | MW: | 721.73 | | EINECS: | 219-383-2 | | Product Categories: | | | Mol File: | 2429-72-3.mol |  |
| | OXAMINE BLUE 4R Chemical Properties |
| | OXAMINE BLUE 4R Usage And Synthesis |
| Preparation | 3,3′-Dimethylbenzidine double nitriding, first in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, and then and 4-Hydroxynaphthalene-1-sulfonic acid coupling. | | Properties and Applications | dark red light blue. Soluble in water for violet black, slightly soluble in ethanol for red light purple. The strong sulfuric acid for green light blue, diluted red for purple, have precipitation; In nitric acid for dark purple, and then into a red light purple. Dye with strong hydrochloric acid solution for purple, have precipitation; Add thick sodium hydroxide solution for purplish red color, have precipitation.
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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
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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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4
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4
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1
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1-2
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2
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AATCC
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5
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2-3
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2
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3
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2
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| | OXAMINE BLUE 4R Preparation Products And Raw materials |
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