Other grades of this product :
| ACID ORANGE 74 Basic information |
| Product Name: | ACID ORANGE 74 | | Synonyms: | Chromate(1-), 3-4,5-dihydro-3-methyl-5-(oxo-.kappa.O)-1-phenyl-1H-pyrazol-4-ylazo-.kappa.N1-2-(hydroxy-.kappa.O)-5-nitrobenzenesulfonato(3-)hydroxy-, sodium, (T-4)-;Acid Orange 74 (18745);acid orange 74 (C.I. 18745);sodium [3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-2-hydroxy-5-nitrobenzenesulphonato(3-)]hydroxychromate(1-);Chromate, [3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-2-hydroxy-5-nitrobenzenesulfonato]hydroxy-, sodium;Chromate(1-),[3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-2-hydroxy-5-nitrobenzenesulfonato(3-)]hydroxy-,sodium;sodium,chromium(3+),3-[(3-methyl-5-oxido-1-phenylpyrazol-4-yl)diazenyl]-5-nitro-2-oxidobenzenesulfonate,hydroxide;Acid Orange 74, Dye content 85% | | CAS: | 10127-27-2 | | MF: | C16H10CrN5NaO8S | | MW: | 507.33 | | EINECS: | 233-357-8 | | Product Categories: | A;Stains and Dyes;Dyes and Pigments;Organometallics;Stains&Dyes, A to | | Mol File: | 10127-27-2.mol |
| ACID ORANGE 74 Chemical Properties |
| Provider | Language |
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ACROS
| English |
| ACID ORANGE 74 Usage And Synthesis |
| Chemical Properties | red-brown to brown powder | | Uses | Acid Orange 74 is an azo dye used in the textile industry, and a ground water pollutant. | | Preparation | 3-Amino-2-hydroxy-5-nitrobenzenesulfonic acid diazo, and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one matches, will result in aqueous solution with formic acid chromium heating, in 130 ℃ keep 3 hours, make it into a chrome complex. | | Properties and Applications | orange. Dark brown powder. Soluble in water for orange, soluble in ethanol, slightly soluble in soluble fiber element. The strong sulfuric acid to dark yellow, diluted into orange; In 10% of sodium hydroxide solution for orange. Used for wool, polyamide fiber and silk dyeing and printing directly, also used in leather and electrochemical aluminum color. Especially for the influential product and the wool carpet dyeing.
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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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6-7
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4
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4
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4
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4
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4
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AATCC
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5
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3-4
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3-4
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5
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4
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4
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| ACID ORANGE 74 Preparation Products And Raw materials |
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