Product Description
Pigment Red 112 is usually present as a red powder. In concentrated sulfuric acid, it shows a red-purple color, and upon dilution it forms a blue-red precipitate. It is soluble in water and certain organic solvents and is capable of forming stable dispersions in solution systems. Due to its strong tinting strength, it can impart a bright red color to materials, producing a pronounced coloring effect even at very low usage levels.
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Chemical Properties
| Product Name: | Pigment Red 112 |
| Synonyms: | PIGMENT RED 112;c.i. 12370;(4E)-N-(2-methylphenyl)-3-oxo-4-[(2,4,5-trichlorophenyl)hydrazinylidene]naphthalene-2-carboxamide;3-hydroxy-n-(2-methylphenyl)-4-((2,4,5-trichlorophenyl)azo)naphthalene-2-carboxamide;NAPTHOL RED FGR;PR112 NAPTHOL RED FGR;Pigment Fast Red SC;PigmentredBB |
| CAS: | 6535-46-2 |
| MF: | C24H16Cl3N3O2 |
| MW: | 484.76 |
| EINECS: | 229-440-3 |
| Product Categories: | Organics |
| Mol File: | 6535-46-2.mol |
| Boiling point | 627.4±55.0 °C(Predicted) |
| Density | 1.42±0.1 g/cm3(Predicted) |
| Storage temp | Amber Vial, Refrigerator |
| Pka | 11.94±0.70(Predicted) |
| Form | Solid |
| Color | Red |
| Stability | Light Sensitive |
| LogP | 6.187 (est) |
| CAS DataBase Reference | 6535-46-2(CAS DataBase Reference) |
| EPA Substance Registry System | C.I. Pigment Red 112 (6535-46-2) |
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Product Application
Pigment Red 112 (CAS No. 6535-46-2) has broad applications across several industries. In the ink industry, it is widely used in different formulations, including letterpress inks, offset printing inks, packaging gravure inks, and flexographic inks—covering water-based, solvent-based, and UV-curable systems—providing bright red color and good stability. In the coatings field, it is applicable in air-drying paints, baking enamel coatings, high-end automotive finishes, and industrial coatings.
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