Durazol Brown 4RNS
- Product Name
- Durazol Brown 4RNS
- CAS No.
- 6661-42-3
- Chemical Name
- Durazol Brown 4RNS
- Synonyms
- C.I.34020;Direct Brown 99;Sirius Brown RV;Fixanol Brown 4RN;Durazol Brown 4RNS;C.I.Direct Brown 99;Durazol Red Brown 4RN;C.I.Direct Brown 99:C.I.34020
- CBNumber
- CB02437837
- Molecular Formula
- C34H25N9Na2O9S2
- Formula Weight
- 813.72674
- MOL File
- 6661-42-3.mol
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Durazol Brown 4RNS Chemical Properties,Usage,Production
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.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 4 | 5 | 4-5 | 2 | 2 | ||
Durazol Brown 4RNS Preparation Products And Raw materials
Raw materials
Preparation Products
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Durazol Brown 4RNS Suppliers
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