Tetramethrin
Synonyms
Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propenyl)-, (1,3,4,5,6,7-hexahydro-1,3-dioxo-2H-isoindol-2-yl)methyl ester;
(1,3-dioxo-1,3,4,5,6,7-hexahydro-2H-isoindol-2-yl)methyl 2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropanecarboxylate;
Category
Non-ionic surfactant
> Ester
>> Imide-group Alcohol Ester
Chemical Numbering System
CAS: 7696-12-0
EINECS: 231-711-6
Molecular Formula & Molecular Weight
Molecular Formula: C19H25NO4; C19H25N1O4
Molecular Weight: 331.41
Structure
Properties
Appearance (1), solid.
Solubility slightly soluble in water.
Stability stable. Easily oxidized.
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 label: 
Animal Toxicity
Table 1 Animal toxicity values
|
chicken oral LD50 |
5000mg/kg[1] |
|
duck oral LD50 |
> 1000mg/kg[1] |
|
guinea pig LD50 |
> 20000mg/kg[1] |
|
mouse inhalation LC50 |
> 2000mg/m3[1] |
|
mouse intraperitoneal LD50 |
527mg/kg[1] |
|
mouse oral LD50 |
1000mg/kg[1] |
|
mouse skin LD50 |
> 15000mg/kg[1] |
|
mouse subcutaneous LD50 |
1950mg/kg[1] |
|
quail oral LD50 |
> 1000mg/kg[1] |
|
rat inhalation LC50 |
> 2500mg/m3/3H[1] |
|
rat intraperitoneal LD50 |
548mg/kg[1] |
|
rat intravenous LD50 |
3.5mg/kg[1] |
|
rat oral LD50 |
4640mg/kg[1] |
|
rat skin LD50 |
> 2500mg/kg[1] |
|
rat subcutaneous LD50 |
5700mg/kg[1] |
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent antimicrobial, antibacterial, preservative abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Solid |
|
|
Actives, %, ≥ |
90.0 |
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, Product standards
(1), Chinese standards
(1a), GB/T 29380 Tetramethrin technical material
(1b), HG/T 4925 D-Tetramethrin technical material
4, 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 antimicrobial agent, antibacterial agent, preservative.
Use as insecticide.
2, Agriculture
Use as insecticide.
Manufacturers
References
[1]: ChemIDplus. 7696-12-0, Tetramethrin
Update: 20200524(1);