Pigment Orange 13
Synonyms
CI 21110;
3H-Pyrazol-3-one, 4,4'-((3,3'-dichloro(1,1'-biphenyl)-4,4'-diyl)bis(2,1-diazenediyl))bis(2,4-dihydro-5-methyl-2-phenyl-;
3H-Pyrazol-3-one, 4,4'-((3,3'-dichloro(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(2,4-dihydro-5-methyl-2-phenyl-;
Category
Non-ionic surfactant
> Amine
>> Azo-group Amine
Chemical Numbering System
CASRN: 3520-72-7
EINECS: 222-530-3
Molecular Formula & Molecular Weight
Molecular Formula: C32H24Cl2N8O2
Molecular Weight: 623.49
Structure
Properties
Appearance (1), solid.
Solubility insoluble in water.
Stability stable.
Risk Solid form: irritation, irritation to skin, eye, respiratory system.
GHS (Rev.10) label:
Animal Toxicity
Table 1 Animal toxicity values
rat oral LD50 |
> 5000mg/kg[1] |
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent dyeing, masking, dispersing, antistatic abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
Item |
Physical and chemical indexes |
Solid |
|
Actives, %, ≥ |
85.0 |
Test Methods
(1), Actives
GB/T 13173 Surface active agents -- Detergents -- Testing methods
2, Hazardous substances indexes
Item |
Hazardous substances indexes |
Solid |
|
Heavy metals (as Pb), mg/kg, ≤ |
20 |
As, mg/kg, ≤ |
3 |
Test Methods
(1), Heavy metals (as Pb)
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30799 The test method of food detergents -- Determination of heavy metals
(2), As
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30797 The test method of food detergents -- Determination of total arsenic
3, Further explanation
(a), On physical and chemical indexes: firstly, shall be indicated carbon atom distribution; secondly, shall be indicated average molecular weight.
Major Uses
1, Typical applications
Use as dye.
Manufacturers
References
[1]: ChemIDplus. 3520-72-7, C.I. Pigment Orange 13