Pigment Brown 25
- Product Name
- Pigment Brown 25
- CAS No.
- 6992-11-6
- Chemical Name
- Pigment Brown 25
- 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-hydroxy-2-naphthalenecarboxamide;2-Naphthalenecarboxamide, 4-(2,5-dichlorophenyl)azo-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-;4-[(2,5-dichlorophenyl)azo]-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxynaphthalene-2-carboxamide;4-[2-(2,5-Dichlorophenyl)diazenyl]-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-2-naphthalenecarboxamide;(4Z)-4-[(2,5-dichlorophenyl)hydrazinylidene]-3-oxo-N-(2-oxo-1,3-dihydrobenzimidazol-5-yl)naphthalene-2-carboxamide
- CBNumber
- CB1968224
- Molecular Formula
- C24H15Cl2N5O3
- Formula Weight
- 492.31
- MOL File
- 6992-11-6.mol
Pigment Brown 25 Property
- Boiling point:
- 597.6±50.0 °C(Predicted)
- Density
- 1.58
- pka
- 11.41±0.30(Predicted)
- Water Solubility
- 17μg/L at 23℃
- LogP
- 1.15 at 23℃
- EPA Substance Registry System
- 2-Naphthalenecarboxamide, 4-[(2,5-dichlorophenyl)azo]-N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy- (6992-11-6)
Pigment Brown 25 Chemical Properties,Usage,Production
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
Not classified
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 |
|
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.
Pigment Brown 25 Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from Pigment Brown 25 manufacturers
- Product
- Pigment brown 25 6992-11-6
- Price
- US $100.00/kg
- Min. Order
- 1kg
- Purity
- 99%
- Supply Ability
- 500t/month
- Release date
- 2023-07-20