Solvent Yellow 6
Name:C.I.Solvent Yellow 6,C.I.11390
Molecular Structure: Single azo class
C.I.Solvent Yellow 6,C.I.11390,CAS 131-79-3,261.32,C17H15N3
Molecular Formula:C17H15N3
Molecular Weight: 261.32
CAS Registry Number:131-79-3
Manufacturing Methods : O-Methylaniline diazotization, and Naphthalen-2-amine coupling.
Properties and Applications: red light yellow to orange (in mineral oil). Soluble in ethanol and Toluene, insoluble in water. In the crystallization of from ethanol to get is a deep red, melting point is 126 ℃. In concentrated sulfuric acid to red light purple, after diluted solution for red, orange brown precipitation. Dye alcohol solution to join hydrochloric acid solution more red; Sodium hydroxide and the same color.
| Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
| Melting point | Stable | |||||
| ISO | Good | 126 | 70 | Insoluble | Well | Well |
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