Pigment Red 2 (Fast Red F2R)
Synonyms: C. I. Pigment Red 2
C. I. 12310
4-[(2, 5-Dichlorophenyl)azo]-3-hydroxy-N-phenylnaphthalene
-2-carboxamide
Foreign relative brand:
Permanent Rend F2R(CLAR)
Permanent Red FR(CLAR)
Unisperse Red FBN-PI (CIBA)
Irgalite Red FBN (CIBA)
Aquarine Scarlet R (TTC)
1. Product Name
Trade Name: Fast Red F2R
C. I. Number: Pigment Red 2
CAS Number: 6041-94-7
EU Number: 227-930-1
Chemical Family: Mono azo
2. Physical, Chemical and Fastness Properties
Molecular Weight: 436.29
Molecular Formula: C23H15Cl2N3O2
P. H. Value: 6.5-7.5
Density: 1.5
Oil Absorption(ml/100g)%: 40-50
Water Resistance: 4
3. Application:
Shade: Yellowish Red(Tint Pink)
Main Application: Water base Ink, Textile Printing
4. Fastness Properties(5=Execllent, 1=Poor)
Acid Resistance | 4 |
Alkali Resistance | 4 |
Alcohol Resistance | 4 |
Ester Resistance | 3 |
Benzene Resistance | 3 |
Ketone Resistance | 3 |
Soap Resistance | 5 |
Bleeding Resistance | 4 |
Migration Resistance | - |
Heat Resistance ( ºC) | 160 |
Light Fastness (8=Excellent) | 6 |