Levamisole
Synonyms
Imidazo[2,1-b]thiazole, 2,3,5,6-tetrahydro-6-phenyl-, (S)-;
(S)-(-)-Levamisole;
Category
Non-ionic surfactant
> Amine
>> Heteroalicyclic Amine
>>> Hydrogenated Thiazole and its Derivatives
Chemical Numbering System
CAS: 14769-73-4
EINECS: 238-836-5
Molecular Formula & Molecular Weight
Molecular Formula: C11H12N2S
Molecular Weight: 204.29
Structure
Properties
Appearance (1), solid.
Solubility slightly soluble in water.
Stability stable.
Risk Solid form: flammable material; irritation, irritation to skin, eye, respiratory system. Harmful products of combustion are CO, CO2, nitrogen oxides and so on. Contact with strong oxidants, can cause to burn.
GHS label: 
Animal Toxicity
Table 1 Animal toxicity values
|
mouse intraperitoneal LD50 |
43mg/kg[1] |
|
mouse intravenous LD50 |
22mg/kg[1] |
|
mouse oral LD50 |
210mg/kg[1] |
|
mouse subcutaneous LD50 |
84mg/kg[1] |
|
rabbit intravenous LD50 |
15mg/kg[1] |
|
rabbit oral LD50 |
700mg/kg[1] |
|
rat intravenous LD50 |
24mg/kg[1] |
|
rat oral LD50 |
480mg/kg[1] |
|
rat subcutaneous LD50 |
120mg/kg[1] |
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent anti-infective, antibacterial, anthelmintic, dispersing, antistatic abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Solid |
|
|
Actives, %, ≥ |
95.0 |
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 pharmaceutical ingredient (anthelmintic, biological response modifier) (For reference only.).
Manufacturers
References
[1]: ChemIDplus. 14769-73-4, Levamisole
Update: 20200830(1);