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| | Acid Orange 56 Basic information |
| Product Name: | Acid Orange 56 | | Synonyms: | 1,1-Biphenyl-2,2-disulfonic acid, 4-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo-4-(2-hydroxy-1-naphthalenyl)azo-, disodium salt;C.I. Acid Orange 56;1'-biphenyl]-2,2'-disulfonic acid,4-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1h-pyrazol-4-yl)azo]-4'-[(2-hydroxy-1-naphthalenyl)azo]-[ disodium salt;disodium 4-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4'-[(2-hydroxy-1-naphthyl)azo][1,1'-biphenyl]-2,2'-disulphonate;Kayanol milling rrange g;Acid orange 56 (C.I. 22895);4-[(4,5-Dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4'-[(2-hydroxy-1-naphtyl)azo]-1,1'-biphenyl-2,2'-disulfonic acid disodium salt;C.I.22895 | | CAS: | 6470-20-8 | | MF: | C32H22N6Na2O8S2 | | MW: | 728.66202 | | EINECS: | 229-294-0 | | Product Categories: | Organics | | Mol File: | 6470-20-8.mol |  |
| | Acid Orange 56 Chemical Properties |
| | Acid Orange 56 Usage And Synthesis |
| Preparation | 2,2′-Disulfo-4,4,diaminobibenzene double nitriding, respectively, and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one and Naphthalen-2-ol coupling. | | Properties and Applications | red light orange. Soluble in water for palm orange, soluble in ethanol for gold orange: the strong sulfuric acid for blood-red, diluted for orange brown. The dye solution to join strong hydrochloric acid have orange brown precipitation; Add thick sodium hydroxide solution for orange brown. Used for wool, silk and fiber dyeing and printing directly, also used for paper coating and leather shading.
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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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4
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3-4
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4
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2
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4-5
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4-5
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AATCC
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4
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3-4
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3-4
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3
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1
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3-4
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3-4
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| | Acid Orange 56 Preparation Products And Raw materials |
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