Products Description of Solvent Blue 104 CAS#116-75-6
Solvent Blue 104, chemically known as 1,4-bis[(2,4,6-trimethylphenyl)amino]-9,10-anthraquinone, is a solvent dye also marketed under trade names such as Solvent Blue RBL and Transparent Blue BB.
Its molecular formula is C₃₂H₃₀N₂O₂, with a molecular weight of 474.59. The product is registered under CAS No. 116-75-6 and EINECS No. 204-155-7.
Solvent Blue 104 is synthesized from 1,4-dihydroxyanthraquinone and 2,4,6-trimethylaniline through a series of chemical processes, including reduction, condensation, and oxidation, resulting in a high-performance solvent dye with stable coloring properties.
Solvent Blue 104 Chemical Properties
Melting point | 236.5-237.5 °C |
Boiling point | 639.5±55.0 °C(Predicted) |
density | 1.220±0.06 g/cm3(Predicted) |
vapor pressure | 0-0.001Pa at 20-25℃ |
storage temp. | Refrigerator, under inert atmosphere |
solubility | Chloroform (Slightly) |
form | Solid |
pka | -0.26±0.20(Predicted) |
color | Very Dark Blue to Black |
Dissociation constant | 0 at 30℃ |
CAS DataBase Reference | 116-75-6(CAS DataBase Reference) |
EPA Substance Registry System | C.I. Solvent Blue 104 (116-75-6) |
Product Application of Solvent Blue 104 CAS#116-75-6
Solvent Blue 104 (Transparent Blue 2B) is widely used as a colorant for various plastic materials. It is primarily applied in packaging products, decorative materials, coatings, inks, and the coloration of polyester and nylon fibers, providing stable and uniform blue coloring effects.
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