Solvent Red 1
Synonyms
CI 12150;
2-Naphthalenol, 1-((2-methoxyphenyl)azo)-;
Category
Non-ionic surfactant
> Azo
Chemical Numbering System
CASRN: 1229-55-6
EINECS: 214-968-9
Molecular Formula & Molecular Weight
Molecular Formula: C17H14N2O2
Molecular Weight: 278.31
Structure
Properties
Appearance (1), solid.
Solubility insoluble in water.
Stability stable.
Risk Solid form: flammable material; irritation, irritation to skin, eye, respiratory system. Harmful products of combustion are CO, CO2 and so on. Contact with strong oxidants, can cause to burn.
GHS (Rev.9) label: 
Animal Toxicity
Table 1 Animal toxicity values
|
rat oral LD50 |
> 5000mg/kg[1] |
|
rabbit skin LD50 |
> 2000mg/kg[1] |
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent dyeing, masking, dispersing, antistatic abilities. Azo dyes.
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. 1229-55-6, C.I. Solvent Red 1
