|
|
| | Pigment Red 38 Basic information |
| Product Name: | Pigment Red 38 | | Synonyms: | Pigment Red 38;diethyl 4,4'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4,5-dihydro-5-oxo-1-phenyl-1h-pyrazole-3-carboxylate];C.I. 21120;1H-Pyrazole-3-carboxylic acid, 4,4-(3,3-dichloro1,1-biphenyl-4,4-diyl)bis(azo)bis4,5-dihydro-5-oxo-1-phenyl-, diethyl ester;Piper Red;C.I. Pigment Red 38;1h-pyrazole-3-carboxylic acid, 4,4'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bi;DIETHYL 4,4'-(3,3'-DICHLORO1,1'-BIPHENYL-4,4'-DIYL)BIS(AZO)BIS4,5-DIHYDRO-5-OXO-1-PHENYL-1H-PYRAZOLE-3-CARBOXYLATE | | CAS: | 6358-87-8 | | MF: | C36H28Cl2N8O6 | | MW: | 739.57 | | EINECS: | 228-788-3 | | Product Categories: | Organics | | Mol File: | 6358-87-8.mol |  |
| | Pigment Red 38 Chemical Properties |
| Boiling point | 819.5±75.0 °C(Predicted) | | density | 1.414g/cm3 at 20.18℃ | | vapor pressure | 0Pa at 25℃ | | form | Solid:nanomaterial | | pka | -1.54±0.70(Predicted) | | LogP | 0.88 at 23℃ and pH7 | | EPA Substance Registry System | C.I. Pigment Red 38 (6358-87-8) |
| | Pigment Red 38 Usage And Synthesis |
| Uses | C.I. Pigment red 38 is the most important colorant used to add color or change the color of something and is chemically essentially unaffected by the carrier or medium into which it is incorporated. It can be widely used in textile, medicine, food, cosmetics, plastics, paint, ink, photography and paper industries. | | Properties and Applications |
|
TEST ITEMS
|
SPECIFICATION
|
|
APPEARANCE
|
RED POWDER
|
|
SHADE
|
BLUISH
|
|
HEAT RESISTANCE
|
200 °C min
|
|
LIGHT FASTNESS
|
7
|
|
ACID RESISTANCE
|
5
|
|
ALKALI RESISTANCE
|
5
|
|
FASTNESS TO BLEEDING
|
5
|
|
OIL ABSORPTION
|
40-50%
|
|
SPECIFIC SURFACE
|
28 m
2
/g
|
|
DENSITY
|
1.70 g/cm
3
|
|
RESIDUE ON 80 MESH
|
5.0% max
|
|
WATER SOLUBLE
|
1.0% max
|
|
VOLATITE 105 °C
|
1.0% max
|
|
TINTING STRENGTH
|
100-105 %
|
| | References | [1] Gürses A, Akyldz M, Güne K, et al. Dyes and pigments: their structure and properties[J]. Dyes and pigments, 2016: 13-29. |
| | Pigment Red 38 Preparation Products And Raw materials |
|