Company Name: |
Riedel-de Haen AG
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Tel: |
800 558-9160 |
Email: |
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Products Intro: |
Product Name:DIRECT RED 24 (C.I. 29185)
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| trisodium 4-hydroxy-7-[[[[5-hydroxy-6-[(2-methoxyphenyl)azo]-7-sulphonato-2-naphthyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulphonatophenyl)azo]naphthalene-2-sulphonate Basic information |
| trisodium 4-hydroxy-7-[[[[5-hydroxy-6-[(2-methoxyphenyl)azo]-7-sulphonato-2-naphthyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulphonatophenyl)azo]naphthalene-2-sulphonate Chemical Properties |
| trisodium 4-hydroxy-7-[[[[5-hydroxy-6-[(2-methoxyphenyl)azo]-7-sulphonato-2-naphthyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulphonatophenyl)azo]naphthalene-2-sulphonate Usage And Synthesis |
Preparation | 4-Amino-3-methylbenzenesulfonic acid diazo, in acid conditions and N,N’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea coupling, O-Anisidine diazo, in alkaline conditions and coupled product matches. | Properties and Applications | red. Soluble in water for colourful red, soluble in ethanol Reddish orange, insoluble in other organic solvents. The strong sulfuric acid to red light purple, diluted red orange to orange for brown, precipitation. The dye solution to join strong hydrochloric acid for orange to red orange brown, have precipitation; Add thick sodium hydroxide solution have orange brown precipitation.
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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4-5
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4-5
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2-3
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2
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1-2
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AATCC
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5
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5
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3
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4
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2
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| trisodium 4-hydroxy-7-[[[[5-hydroxy-6-[(2-methoxyphenyl)azo]-7-sulphonato-2-naphthyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulphonatophenyl)azo]naphthalene-2-sulphonate Preparation Products And Raw materials |
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