Solvent Red 229 Chemische Eigenschaften,Einsatz,Produktion Methoden
synthetische
(a) 4-Aminobenzenesulfonic acid diazotization, and 5-Oxo-1-(4-sulfophenyl)-4,5-dihydro-1H-pyrazole-3-carboxylic acid coupling; (b) 2 Moore 4-Hydrazinobenzenesulfonic acidand Dioxo acid reaction to C.I. acid yellow 23 (C.I. 19140). 3-(Ethylamino)-4-methylphenol and Phthalic anhydride condensation, the product with ethanol and inorganic acid esterification; O-Methylanilinewith chloroethane alkylation, sulfonation, alkali fusion, and Phthalic anhydride condensation, thenethyl chloride esterificationC.I. Basic Red 1 (C.I. 45160). Then two dye into complex.
Properties and Applications
fluorescent yellow red.
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Standard
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Light Fastness
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Heat-resistant(℃)
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water
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Sodium Carbonate(5%)
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Hydrochloric acid(5%)
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Melting point
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Stable
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ISO
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125
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Insoluble
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Solvent Red 229 Upstream-Materialien And Downstream Produkte
Upstream-Materialien
Downstream Produkte
