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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: | Disperse Red 9 |
| Synonyms: | S.R111;SOVLENT RED 111;1-(Methylamino)anthraquinone, ≥98.0%;10-Anthracenedione,1-(methylamino)-9;1-Methylamineanthraquinone;1-Methylamino-anthrachinon;9,10-Anthracenedione, 1-(methylamino)-;9,10-Anthracenedione,1-(methylamino)- |
| CAS: | 82-38-2 |
| MF: | C15H11NO2 |
| MW: | 237.25 |
| EINECS: | 201-417-2 |
| Product Categories: | Aminoanthraquinones;Anthraquinones;Solvent Dyestuff;M;Stains and Dyes;Stains&Dyes, A to;Intermediates of Dyes and Pigments;Anthraquinones, Hydroquinones and Quinones |
| Mol File: | 82-38-2.mol |
| Melting point | 170-172°C |
| Boiling point | 379.79°C (rough estimate) |
| density | 1.1469 (rough estimate) |
| vapor pressure | 0-0Pa at 20-50℃ |
| refractive index | 1.5500 (estimate) |
| storage temp. | room temp |
| form | Powder |
| pka | 2.27±0.20(Predicted) |
| color | Orange to Brown |
| Water Solubility | 73.55ug/L(25 ºC) |
| InChIKey | SVTDYSXXLJYUTM-UHFFFAOYSA-N |
| LogP | 4.95 at 23℃ and pH8.2 |
| CAS DataBase Reference | 82-38-2(CAS DataBase Reference) |
| NIST Chemistry Reference | 1-(N-Methylamino)-9,10-anthraquinone(82-38-2) |
| EPA Substance Registry System | C.I. Disperse Red 9 (82-38-2) |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-37/39 |
| WGK Germany | 3 |
| RTECS | CB0536600 |
| HS Code | 2922.39.4500 |
| Chemical Properties | Red powder. Soluble in acetone, ethanol, ethylene glycol ether, linseed oil. Slightly soluble in benzene, carbon tetrachloride. Insoluble in Staudt's solvent. Brown in concentrated sulfuric acid, turns dark orange when diluted. | ||||||||||||||||||||||
| 1-Methylaminoanthraquinone is an important intermediate for manufacturing solvent dyes and acid dyes. | |||||||||||||||||||||||
| Preparation | 1-Chloroanthraquinone?or 9,10-Dioxo-9,10-dihydroanthracene-1-sulfonic acid?in pressure and in the presence of antioxidants with Methanamine for processing. | ||||||||||||||||||||||
| Organic Syntheses, Coll. Vol. 3, p. 573, 1955 Synthetic Communications, 21, p. 1889, 1991 DOI: 10.1080/00397919108021779 | |||||||||||||||||||||||
| Synthesis | 1-Methylaminoanthraquinone, is prepared from anthraquinone-1-sulfonic acid by replacing SO3H(seepage 8), , from 1-chloroanthraquinoneby replacing chlorine , , orfrom 1-nitroanthraquinone by replacing NO2 , . | ||||||||||||||||||||||
| Crystallise it to constant melting point from butan-1-ol, then from EtOH. It can be sublimed under vacuum. [Beilstein 7 IV 2574.] | |||||||||||||||||||||||
| Properties and Applications | Bright red blue light. Soluble in ethanol, acetone and soluble fiber element, slightly soluble in benzene and carbon tetrachloride, insoluble in special solvent, tao. The strong sulfuric acid for brown, for dark orange after diluted. Used for polyester, polyamide fiber, acrylic, acetate fiber and three acetate fiber dyeing, sheepskin and plastic color. Good levelness, improve rate is high.
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| Raw materials | Methylamine-->1-Chloro anthraquinone-->1-Anthraquinonesulfonic acid-->1-Anthraquinonesulfonic acid sodium salt-->9,10-Anthracenedione, 1-(dimethylamino)--->Peroxide, bis(2,2,3,3,4,4,4-heptafluoro-1-oxobutyl)-->1-Fluoroanthraquinone-->1,5-DICHLOROANTHRAQUINONE-->JNK INHIBITOR II, NEGATIVE CONTROL-->3-Methylaminopropionitrile-->N-anthraquinon-1-ylacetamide-->1-Methylamino-4-bromo anthraquinone-->1-NITROANTHRAQUINONE-->1-Aminoanthraquinone-->1-Anthraquinonesulfonic acid-->1-Chloro anthraquinone |
| Preparation Products | ORACET BLUE |
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