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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 Orange 4 |
| Synonyms: | Vat Orange 4;tribromopyranthrene-8,16-dione;8,16-Pyranthrenedione, tribromo-;C.I.59710;C.I.Vat Orange 4;Indanthren Orange 4R;Tribromo-8,16-pyrenthrenedione;1,2,3-tribromopyranthrene-8,16-dione |
| CAS: | 1324-33-0 |
| MF: | C30H11Br3O2 |
| MW: | 643.11914 |
| EINECS: | 215-372-1 |
| Product Categories: | Organics |
| Mol File: | 1324-33-0.mol |
| EPA Substance Registry System | 8,16-Pyranthrenedione, tribromo- (1324-33-0) |
| Preparation | (a) in Nitrobenzene or Chlorosulfonic acid in the ?8,16-Pyranthrenedione brominated; (b) Bromination of 1-(2-Methyl-9,10-dioxoanthracene-1-yl)-2-methylanthracene-9,10-dione?dehydration. | |||||||||||||||||||||||||
red light orange. Orange powder. Soluble in 1, 2, 3, 4-Tetrahydronaphthalene, Xylene is yellow, a green fluorescent, insoluble in Etanol. The strong sulfuric acid for blue, orange precipitation after diluted. Alkaline reduction leuco purple, acid reduction is orange leuco. Used for the cotton fabric dyeing as red orange, the direct to cotton good sex. Can be used for the discharge printing and dyeing, also can be used for silk dyeing. Unlike structure C.I. Pigment Red 216
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| Raw materials | 2,2'-dimethyl-1,1'-bianthraquinone-->Vat Orange 9 |
| Preparation Products | 8,16-Pyranthrenediol, tribromo-, bis(hydrogen sulfate), disodium salt |
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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