Identification | Back Directory | [Name]
Pigment Brown 25 | [CAS]
6992-11-6 | [Synonyms]
C.I.12510 Pigment Brown 25 C.I. Pigment Brown 25 NAEXAHVLTQKKCY-NVQSTNCTSA-N 4-[(2,5-dichlorophenyl)azo]-N-(2,3-dihydro-2-oxo-1H-benzimid... 4-[(2,5-dichlorophenyl)azo]-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxynaphthalene-2-carboxamide 4-[(2,5-Dichlorophenyl)azo]-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide 2-Naphthalenecarboxamide, 4-(2,5-dichlorophenyl)azo-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy- 4-[2-(2,5-Dichlorophenyl)diazenyl]-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide 2-Naphthalenecarboxamide, 4-[2-(2,5-dichlorophenyl)diazenyl]-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy- (4Z)-4-[(2,5-dichlorophenyl)hydrazinylidene]-3-oxo-N-(2-oxo-1,3-dihydrobenzimidazol-5-yl)naphthalene-2-carboxamide | [EINECS(EC#)]
230-258-1 | [Molecular Formula]
C24H15Cl2N5O3 | [MDL Number]
MFCD19442857 | [MOL File]
6992-11-6.mol | [Molecular Weight]
492.31 |
Hazard Information | Back Directory | [Uses]
C.I. Pigment brown 25 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. | [Flammability and Explosibility]
Notclassified | [Properties and Applications]
TEST ITEMS
|
SPECIFICATION
|
APPEARANCE
|
BROWN POWDER
|
SHADE
|
BLUISH
|
HEAT RESISTANCE
|
300 °C min
|
LIGHT FASTNESS
|
8
|
ACID RESISTANCE
|
5
|
ALKALI RESISTANCE
|
5
|
FASTNESS TO BLEEDING
|
5
|
OIL ABSORPTION
|
40-50%
|
SPECIFIC SURFACE
|
27 m
2
/g
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DENSITY
|
1.60 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, A??ky?ld?z M, Güne? K, et al. Dyes and pigments: their structure and properties[J]. Dyes and pigments, 2016: 13-29. |
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