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| | ACID YELLOW 40 Basic information |
| Product Name: | ACID YELLOW 40 | | Synonyms: | Acid leather yellow gr;Belacid milling yellow 2g;Benzyl fast yellow gnc;Benzyl fast yellow gr;Bucacid yellow 3g;PolarR Yellow;acidyellow40(c.i.18950);benzenesulfonicacid,5-chloro-2-[4,5-dihydro-3-methyl-4-[[4-[[(4-methylphenyl) | | CAS: | 6372-96-9 | | MF: | C23H19ClN4O7S2.Na | | MW: | 584.98 | | EINECS: | 228-907-9 | | Product Categories: | Organics | | Mol File: | 6372-96-9.mol |  |
| | ACID YELLOW 40 Chemical Properties |
| | ACID YELLOW 40 Usage And Synthesis |
| Uses | To dye wool. In the isoln of polymyxin. | | Preparation | 4-Aminophenol?diazo, and 5-Chloro-2-(3-methyl-5-oxo-2H-pyrazol-1(5H)-yl)benzenesulfonic acid?coupling, and then and 4-Methylbenzene-1-sulfonyl chloride?reaction, make phenol hydroxyl esterification. | | Definition | ChEBI: An organic sodium salt that is the monosodium salt of 5-chloro-2-[5-hydroxy-3-methyl-4-({4-[(4-methylbenzene-1-sulfonyl)oxy]phenyl}diazenyl)-1H-pyrazol-1-yl]benzene-1-sulfonic acid. | | Properties and Applications | yellow. Pale yellow powder. Soluble in water, but soluble in ethylene glycol ether, slightly soluble in ethanol and acetone, insoluble in other organic solvents. The strong sulfuric acid dyes in yellow; In nitric acid in yellow. Its water solution yellow, add hydrochloric acid sodium hydroxide or no change. This product used for pure, thick wool clothing dyeing comb female?, also used for silk, polyamide fiber dyeing, wool knitting products of silk nets printing. Can also be used in leather color.
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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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4-5
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1
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4
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4-5
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1
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3
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4-5
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4
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AATCC
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5
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2-3
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2-3
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4-5
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2
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2
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3
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3
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| | ACID YELLOW 40 Preparation Products And Raw materials |
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