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| | Durazol Brown 4RNS Basic information |
| Product Name: | Durazol Brown 4RNS | | Synonyms: | Sirius Brown RV;Fixanol Brown 4RN;Durazol Red Brown 4RN;Durazol Brown 4RNS;C.I.34020;C.I.Direct Brown 99;Direct Brown 99;C.I.Direct Brown 99:C.I.34020 | | CAS: | 6661-42-3 | | MF: | C34H25N9Na2O9S2 | | MW: | 813.72674 | | EINECS: | | | Product Categories: | | | Mol File: | 6661-42-3.mol |  |
| | Durazol Brown 4RNS Chemical Properties |
| | Durazol Brown 4RNS Usage And Synthesis |
| Preparation | 3-Aminonaphthalene-1,5-disulfonic acid diazo, and Naphthalen-1-amine coupling, product to diazo, and 2-Amino-4-methylanisole coupling, generation of accidentally nitrogen compounds to diazo, and 4-Nitrobenzene-1,3-diamine coupling. | | Properties and Applications | red light brown. Moderate soluble in water and ethanol for brown. The strong sulfuric acid for blue-ray green (+ violet black), diluted for Shallow red time The dye solution to join strong hydrochloric acid with brown precipitation; Add thick sodium hydroxide solution for yellow brown, with brown precipitation.
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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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ISO
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4
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5
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4-5
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2
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2
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| | Durazol Brown 4RNS Preparation Products And Raw materials |
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