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| OEM | OEM Services Provided |
| Feature | Good stability,Easy to Use |
| Classification | Dyes and Pigments |
| Advantage | Professional, Fast Delivery, Customizable | Samples | Apply for free，Contact us now. |
| Product Name: | Vat Green 1 |
| Synonyms: | 16 17-DIMETHOXYDIBENZANTHRONE;16,17-DIMETHOXYVIOLANTHRONE;JADE GREEN BASE;16,17-dimethoxyviolanthrene-5,10-dione;1,2-cde]benzo[rst]pentaphene-5,10-dione,16,17-dimethoxy-anthra[;16,17-dimethoxy-violanthron;2,3-cd:3’,2’,1’-lm)perylene-5,10-dione,16,17-dimethoxy-dinaphtho(;ahcovatjadegreenb |
| CAS: | 128-58-5 |
| MF: | C36H20O4 |
| MW: | 516.54 |
| EINECS: | 204-896-6 |
| Product Categories: | Organics |
| Mol File: | 128-58-5.mol |
| Boiling point | 521.39°C (rough estimate) |
| density | 1.1534 (rough estimate) |
| refractive index | 1.4760 (estimate) |
| form | Solid |
| color | Green to dark green |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| CAS DataBase Reference | 128-58-5(CAS DataBase Reference) |
| EPA Substance Registry System | Violanthrone, 16,17-dimethoxy- (128-58-5) |
| Hazardous Substances Data | 128-58-5(Hazardous Substances Data) |
| Chemical Properties | solid | |||||||||||||||||||||||||
| 16,17-Dimethoxyanthra[9,1,2-cde]-benzo[rst]pentaphene-5,10-dione is used in producing colored fibrous materials. | ||||||||||||||||||||||||||
| Preparation | (a) In nitrobenzene lieutenant Dinaphtho[1,2,3-cd:3′,2′,1′-lm]perylene-5,10-dione oxidation products were methylated; (b) will be 2-Methoxy-7H-benzo[de]anthracen-7-one?with Potassium hydroxide to alkali fusion; (C) will Benzanthrone in sulfuric acid with manganese dioxide oxidation, then use Potassium hydroxide Etanol solution condensation, then methylation; (d) will be 16,17-Dihydroxyviolanthrone methylation. | |||||||||||||||||||||||||
| Not classified | ||||||||||||||||||||||||||
| Synthesis | 16,17-Dimethoxyviolanthrone ,Indanthren Brilliant Green FFB, Caledon JadeGreen,is prepared from 4,4'-bibenzanthronyl by ring closure and oxidationfollowed by reduction and ether formation ,, | |||||||||||||||||||||||||
brilliant green. Variegated dark green powder. Insoluble in water, Etanol, Chloroform and Toluene, soluble in hot 1, 2, 3, 4 – Tetrahydronaphthalene, slightly soluble in Acetone, 2 – Chlorophenol, Nitrobenzene and heat Pyridine . Alkaline reduction leuco for blue; Acid reduction leuco for brilliant red. In concentrated sulfuric acid to red light purple, green precipitation after dilution. Main use + cotton fiber dyeing and printing, also can be used for polyester/cotton blended fabric dyeing, the leuco is mainly used for cotton knits dyeing, but also can be used for plastic, soap and paper coloring.
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| Raw materials | Sulfuric acid-->Potassium hydroxide-->1-Butanol-->Sodium acetate-->Manganese dioxide-->Nitrobenzene-->Benzanthrone-->DIBENZANTHRONE-->2-methoxy-7H-benzo[de]anthracen-7-one-->DIHYDROXYDIBENZANTHRONE |
| Preparation Products | VIOLANTHRONE-79-->Vat Green 2-->16,17-diethoxyviolanthrene-5,10-dione-->Vat Green 1, Solubilised |
Declaration: The products displayed on this website are intended exclusively for industrial applications or scientific research. They are not intended for medical, pharmaceutical, or food use. In accordance with applicable laws and regulations, purchasing organizations must hold valid qualifications and approvals.
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