Pigment Yellow 2
Name:C.I.Pigment Yellow 2,C.I.11730
Molecular Structure: Single azo class
C.I.Pigment Yellow 2,C.I.11730,CAS 6486-26-6,388.8,C18H17ClN4O4,Hansa Yellow GR,Suimei Fast Yellow GR
Molecular Formula:C18H17ClN4O4
Molecular Weight: 388.8
CAS Registry Number:6486-26-6
Manufacturing Methods : 4-Chloro-2-nitrobenzenamine diazotization, and N-(2,4-dimethylphenyl)-3-oxobutanamide coupling.
Properties and Applications:brilliant yellow. Yellow powder, after staining for brilliant yellow. Insoluble in water, slightly soluble in alcohol. Used in printing ink, rubber, plastic products coloring. Also used in pigment printing paste.
| Light Fastness | Heat resistance(℃ ) | Sodium carbonate(5%) | Muriatic acid(5%) | Oleic acid | PVC migration | Soap micelle bleeding | |
| Melting point | Stable | ||||||
| Excellent | Good to 150 | unchanging | unchanging | Well | No | ||
List of Suppliers:
Hansa Yellow GR ( IG Farbenindustrie AG )
Suimei Fast Yellow GR( Kaseihin Kogyo Kyokai )