Preparation
2,3,6-Trichlorobenzaldehyde (1 Moore) and 2-Hydroxy-3-methylbenzoic acid (2 Moore) in sulfuric acid in the condensation,Nitrous oxide, the product was, isolated as the sodium salt.
Properties and Applications
brilliant blue (chromium). Soluble in water for yellow brown, soluble in ethanol for yellow brown. In concentrated sulfuric acid for hot magenta, dilution after light golden orange. Dye aqueous solution to join sodium hydroxide as purple.
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Standard
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Ironing Fastness
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Light Fastness
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Fulling
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Persperation Fastness
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Soaping
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Water
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Alkali
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Acid
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ISO
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4
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5
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5
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4
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5
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5
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5
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AATCC
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4-5
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3
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4-5
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5
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![5-[(2,3,6-Trichlorophenyl)[3-methyl-4-oxo-5-(sodiooxycarbonyl)-2,5-cyclohexadien-1-ylidene]methyl]-2-hydroxy-3-methylbenzoic acid sodium salt Structure](https://www.chemicalbook.com/CAS/GIF/3267-40-1.gif)