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| | Acid Red 374 Basic information |
| Product Name: | Acid Red 374 | | Synonyms: | Best Acid Milling Scarlet F 2G;Acid Red 374;1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-4-1-4-(1-hydroxy-4-sulfo-2-naphthalenyl)azophenylcyclohexylphenylazo-, trisodium salt;Acid red 374 (C.I. 24785);Scarlet FG;C.I. Acid Red 374;trisodium 7-hydroxy-8-[[4-[1-[4-[(1-hydroxy-4-sulphonato-2-naphthyl)azo]phenyl]cyclohexyl]phenyl]azo]naphthalene-1,3-disulphonate;Weak Acid Scarlet FG | | CAS: | 6507-78-4 | | MF: | C38H29N4Na3O11S3 | | MW: | 882.82137 | | EINECS: | 229-397-0 | | Product Categories: | | | Mol File: | 6507-78-4.mol |  |
| | Acid Red 374 Chemical Properties |
| | Acid Red 374 Usage And Synthesis |
| Preparation | 1,1-Bis(4-aminophenyl)cyclohexane double nitriding, respectively with the 7-Hydroxynaphthalene-1,3-disulfonic acid and 4-Hydroxynaphthalene-1-sulfonic acid coupling. | | Properties and Applications | colourful red yellow light. Dark red powder, soluble in water for orange red, slightly soluble in ethanol for golden brown. The strong sulfuric acid to red light purple, to orange diluted. The dye solution to join strong hydrochloric acid for orange red, add thick sodium hydroxide solution for orange brown. Used for wool, silk and polyamide fiber dyeing.
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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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5
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4-5
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5
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Acid
Alkali5 4
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4-5
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5
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| | Acid Red 374 Preparation Products And Raw materials |
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