Diisodecyl phthalate
Synonyms
1,2-Benzenedicarboxylic acid, diisodecyl ester;
Phthalic acid, diisodecyl ester;
Category
Non-ionic surfactant
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Chemical Numbering System
CAS: 26761-40-0
EINECS: 247-977-1
Molecular Formula & Molecular Weight
Molecular Formula: C28H46O4
Molecular Weight: 446.66
Structure
R: iso-C10.
Properties
Appearance (1), liquid.
Solubility insoluble in water.
Stability stable. Under strong acid or strong alkali condition, easily hydrolyzed.
Risk Liquid 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 label: 
Animal Toxicity
Table 1 Animal toxicity values
|
guinea pig inhalation LC |
> 130mg/m3/6H[1] |
|
mouse inhalation LC |
> 130mg/m3/6H[1] |
|
rabbit skin LD50 |
> 3160mg/kg[1] |
|
rabbit oral LDLo |
22.5mL/kg[1] |
|
rat inhalation LC |
> 130mg/m3/6H[1] |
|
rat oral LD50 |
64000mg/kg[1] |
Reproductive effect[1].
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent lubricating, dispersing, emulsifying, solubilizing abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Liquid |
|
|
Actives, %, ≥ |
95.0 |
Test Methods
(1), Actives
GB/T 13173 Surface active agents -- Detergents -- Testing methods
2, Hazardous substances indexes
|
Item |
Hazardous substances indexes |
|
Liquid |
|
|
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 plasticizer.
Use as dispersing agent, emulsion stabilizer.
Use as solvent.
Manufacturers
References
[1]: ChemIDplus. 26761-40-0, Diisodecyl phthalate
Update: 20200614(1);