Pigment Red 39
Name:C.I.Pigment Red 39,C.I.21080
Molecular Structure: Double azo
C.I.Pigment Red 39,C.I.21080,CAS 6492-54-2,670.67,C36H30N8O6
Molecular Formula:C36H30N8O6
Molecular Weight: 670.67
CAS Registry Number:6492-54-2
Manufacturing Methods :4-(4-Aminophenyl)benzenamine double nitrogen, and Ethyl 5-oxo-1-phenyl-4,5-dihydro-1H-pyrazole-3-carboxylate (2 Moore) coupling.
Properties and Applications:blue light red. Hardly soluble in ethanol, insoluble in water.
| Light Fastness | Heat resistance(℃ ) | Sodium carbonate(5%) | Muriatic acid(5%) | Oleic acid | PVC migration | Soap micelle bleeding | |
| Melting point | Stable | ||||||
| Good | unchanging | unchanging | Insoluble | ||||
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