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| Acid Yellow 127 Basic information |
Product Name: | Acid Yellow 127 | Synonyms: | Acid yellow 127 (C.I. 18888);Hodgsons Kayanol Milling Yellow 5GW;Acid Brilliant Yellow 3GL;Aminyl Yellow F-5GL;Benzenesulfonic acid, 4-[[4-chloro-6-(methylphenylamino)-1, 3, 5-triazin-2-yl]amino]-2-[[1-(2-chlorophenyl)-4, 5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo], monosodium salt;Best Acid Milling Yellow 5GW;Concorde Acid Yellow 5GW;Kayanol Milling Yellow 5GW | CAS: | 73384-78-8 | MF: | C26H20Cl2N9NaO4S | MW: | 648.45567 | EINECS: | 277-419-2 | Product Categories: | | Mol File: | 73384-78-8.mol | |
| Acid Yellow 127 Chemical Properties |
| Acid Yellow 127 Usage And Synthesis |
Preparation | 2,4-Diaminobenzenesulfonic acid first and 2,4,6-Trichloro-1,3,5-triazine condensation, again with N-methylbenzenamine condensation, and then diazo, and 1-(2-Chlorophenyl)-3-methyl-1H-pyrazol-5(4H)-one?coupling. | Properties and Applications | colourful green light yellow. Yellow powder, soluble in water. The strong sulfuric acid for yellow, diluted still is yellow, accompanied by precipitation; In strong hydrochloric acid for yellow, diluted unchanged; In the nitric acid is yellow, diluted and precipitation for tender yellow; In the thick of sodium hydroxide solution of decomposition, after diluted yellow precipitation. The dye solution for green light light yellow, boil can get clear solution. Used for wool, silk, polyamide fiber fabric dyeing and printing directly, can also be used for leather color.
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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6
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4
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5
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5
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4-5
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4-5
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5
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5
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| Acid Yellow 127 Preparation Products And Raw materials |
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