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| Direct Brown 7 Basic information |
Product Name: | Direct Brown 7 | Synonyms: | Direct Brown 7;C.I.Direct Brown 7:C.I.30035 | CAS: | | MF: | | MW: | 0 | EINECS: | | Product Categories: | | Mol File: | Mol File | ![Direct Brown 7 Structure]() |
| Direct Brown 7 Chemical Properties |
| Direct Brown 7 Usage And Synthesis |
Preparation | 4-(4-Aminophenyl)benzenamine double nitriding, and 2,4-Diamino-5-methylbenzenesulfonic acid coupling, and then and 4-Aminobenzenesulfonic acid?diazo, and Benzene-1,3-diamine coupled to accidentally coupled nitrogen compounds. | Properties and Applications | brown. Soluble in water for orange brown, soluble in ethanol is palm yellow light. The strong sulfuric acid for sauce red to red light brown, for yellow brown after diluted. The dye solution to join strong hydrochloric acid have yellow olive brown precipitation; Add thick sodium hydroxide solution for orange brown, have precipitation.
Standard
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Acid Resistance
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Alkali Resistance
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Light Fastness
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Soaping
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Water
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Fading
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Stain
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Fading
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Stain
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AATCC
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1
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4
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2
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3
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2
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| Direct Brown 7 Preparation Products And Raw materials |
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